Toro Greensmaster 3150 Service Manual

Toro Greensmaster 3150 Service Manual

Engine-powered riding greens mower
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Preface
The purpose of this publication is to provide the service
technician with information for troubleshooting, testing,
and repair of major systems and components on the
Greensmaster 3150.
REFER TO THE TRACTION UNIT AND CUTTING
UNIT OPERATOR'S MANUALS FOR OPERATING,
MAINTENANCE
AND ADJUSTMENT INSTRUC-
TIONS. Space is provided in Chapter 2 of this book to
insert the Operator's Manuals and Parts Catalogs for
your machine. Replacement Operator's Manuals and
Parts Catalogs are available by sending complete Mod-
el and Serial Number to:
The Toro Company
8111 Lyndale Avenue South
Bloomington, MN 55420–1196
The Toro Company reserves the right to change product
specifications or this publication without notice.
E The Toro Company – 2003, 2004, 2005, 2006

Service Manual

Greensmaster
This safety symbol means DANGER, WARNING,
or CAUTION, PERSONAL SAFETY INSTRUC-
TION. When you see this symbol, carefully read
the instructions that follow. Failure to obey the
instructions may result in personal injury.
Note: A Note will give general information about the
correct operation, maintenance, service, testing, or re-
pair of the machine.
IMPORTANT: The IMPORTANT notice will give im-
portant instructions which must be followed to pre-
vent damage to systems or components on the
machine.
Part No. 03113SL (Rev C)
R
3150

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Summary of Contents for Toro Greensmaster 3150

  • Page 1: Service Manual

    Bloomington, MN 55420–1196 vent damage to systems or components on the machine. The Toro Company reserves the right to change product specifications or this publication without notice. E The Toro Company – 2003, 2004, 2005, 2006...
  • Page 2 This page is intentionally blank. Greensmaster 3150...
  • Page 3: Table Of Contents

    Component Testing ......5 – 9 Service and Repairs ..... . . 5 – 18 Rev. A Greensmaster 3150...
  • Page 4 This page is intentionally blank. Greensmaster 3150...
  • Page 5 SAFETY AND INSTRUCTION DECALS ..4 While Operating ......3 Greensmaster 3150 Safety...
  • Page 6: Safety Instructions

    Safety Instructions The GREENSMASTER 3150 was tested and certified The safety alert symbol means by TORO for compliance with the B71.4–1990 specifica- CAUTION, WARNING or DANGER — tions of the American National Standards Institute. Al- “personal safety instruction”. Read though hazard control and accident prevention partially...
  • Page 7: While Operating

    While Operating 10. Do not run the engine in a confined area without ad- 16. The GREENSMASTER 3150 has a maximum equate ventilation. Exhaust fumes are hazardous and sound pressure level of 84 dB(A) at the operator’s ear. could be deadly.
  • Page 8: Safety And Instruction Decals

    The Toro Company. lieved by stopping engine and lowering cutting units and 38. When changing attachments, tires, or performing attachments to the ground.
  • Page 9: Product Records

    Record maintenance and repair information about your Insert Operator’s Manuals and Parts Catalogs for your Greensmaster 3150 on the MAINTENANCE SUPERVI- Greensmaster 3150 traction unit and cutting units at the SOR’S WORKSHEET. Use this information when refer- end of this chapter.
  • Page 10: Equivalents And Conversions

    Equivalents and Conversions Product Records and Maintenance Greensmaster 3150 Page 2 – 2...
  • Page 11: Torque Specifications

    For critical applications, as determined reduced by 25% for lubricated fasteners to achieve by Toro, either the recommended torque or a torque that the similar stress as a dry fastener. Torque values may is unique to the application is clearly identified and spe- also have to be reduced when the fastener is threaded cified in this Service Manual.
  • Page 12: Standard Torque For Dry, Zinc Plated, And Steel Fasteners (Inch Series)

    SAE J429. The tolerance is installing fasteners into threaded aluminum or brass. approximately + 10% of the nominal torque value. Thin The specific torque value should be determined based height nuts include jam nuts. Product Records and Maintenance Greensmaster 3150 Page 2 – 4...
  • Page 13: Standard Torque For Dry, Zinc Plated, And Steel Fasteners (Metric Fasteners)

    Note: Torque values may have to be reduced when SAE J1199. The tolerance is approximately + 10% of the installing fasteners into threaded aluminum or brass. nominal torque value. The specific torque value should be determined based Greensmaster 3150 Product Records and Maintenance Page 2 – 5...
  • Page 14: Other Torque Specifications

    3/8 – 16 UNC 200 + 100 in–lb fasteners. Conversion Factors in–lb X 11.2985 = N–cm N–cm X 0.08851 = in–lb ft–lb X 1.3558 = N–m N–m X 0.7376 = ft–lb Product Records and Maintenance Greensmaster 3150 Page 2 – 6...
  • Page 15: Maintenance

    Maintenance Maintenance procedures and recommended service in- Unit Operator’s Manual. Refer to these publications tervals for the Greensmaster 3150 are covered in the when performing regular equipment maintenance. Re- Traction Unit Operator’s Manual. Maintenance proce- fer to the Engine Operator’s Manual for additional en- dures and recommended service intervals for the gine specific maintenance procedures.
  • Page 16 Product Records and Maintenance Greensmaster 3150 Page 2 – 8...
  • Page 17 Fuel Tank ........4 BRIGGS & STRATTON REPAIR MANUAL FOR Fuel Tank Removal and Installation ... . 5 4-CYCLE V-TWIN CYLINDER OHV HEAD ENGINES Greensmaster 3150 Page 3 – 1 Engine...
  • Page 18: Introduction

    However, the cost of the test equipment and the maintenance, troubleshooting, testing, and repair of the specialized nature of some repairs may dictate that the engine used in the Greensmaster 3150. work be done at an engine repair facility. Most repairs and adjustments require tools which are Service and repair parts for Briggs &...
  • Page 19: Specifications

    Low Idle (no load) 1650 + 100 RPM High Idle (no load) 2850 + 50 RPM Engine Oil SAE 30 SG, SH, or SJ Crankcase Oil Capacity qt. (liters) 1.75 (1.65) with filter Greensmaster 3150 Page 3 – 3 Engine...
  • Page 20: Service And Repairs

    4. Fuel cap 11. Hose support clamp 17. Fuel hose (tank to shut–off valve) 5. Fuel Tank 12. Vehicle frame 18. Hose clamp 6. Grommet 13. Not used 19. Spacer 7. Flat washer Engine Greensmaster 3150 Page 3 – 4...
  • Page 21 E. Remove the spare length of fuel hose from the fuel shut–off valve. 3. Remove four cap screws (9) and flat washers (7) se- curing the fuel tank to the vehicle frame (12). Remove the fuel tank from the vehicle frame. Greensmaster 3150 Page 3 – 5 Engine...
  • Page 22: Engine

    12. Flat washer 27. Spring washer 42. Lock washer 13. Muffler support bracket 28. Cap screw 43. Cap screw 14. Cap screw 29. Engine wire harness 15. Flat washer 30. Pump hub 44. Key Engine Greensmaster 3150 Page 3 – 6...
  • Page 23: Engine Removal

    8. Support the engine assembly and remove the three engine mount flange nuts (7), cap screws (1), flat wash- ers (2), and spacers (3). 9. Remove the engine. Greensmaster 3150 Page 3 – 7 Engine...
  • Page 24 This page is intentionally blank. Engine Greensmaster 3150 Page 3 – 8...
  • Page 25 Adjust Manifold Relief Valves (R1 and R2) ..INFORMATION, MODEL 70160 VARIABLE DIS- PLACEMENT PISTON PUMP ROSS TORQMOTOR MG, MF, MP, MB, ME, AND MJ SERIES SERVICE PROCEDURE (SERVICE MANUAL 2704–003) Greensmaster 3150 Page 4 – 1 Rev. C Hydraulic System...
  • Page 26 This page is intentionally blank. Page 4 – 2 Greensmaster 3150 Hydraulic System...
  • Page 27: Specifications

    Cutting Unit Lower (R2) 300 PSI (21.0 bar) over Charge Pressure Hydraulic Filter 5 Micron spin–on cartridge type Hydraulic Oil See Operator’s Manual Hydraulic Reservoir Reservoir (with leak detector) capacity 8.5 gal. U.S. (32.0 L) Greensmaster 3150 Page 4 – 3 Hydraulic System...
  • Page 28: General Information

    .75 + .25 8 (1/2 in.) .75 + .25 Finger Tight After Proper Tightening 10 (5/8 in.) 1.00 + .25 12 (3/4 in.) .75 + .25 16 (1 in.) .75 + .25 Figure 2 Page 4 – 4 Greensmaster 3150 Hydraulic System...
  • Page 29 6 (3/8 in.) 1.50 + .25 8 (1/2 in.) 1.50 + .25 10 (5/8 in.) 1.50 + .25 12 (3/4 in.) 1.50 + .25 16 (1 in.) 1.50 + .25 Figure 5 Greensmaster 3150 Page 4 – 5 Hydraulic System...
  • Page 30: Hydraulic Schematic

    Hydraulic Schematics Page 4 – 6 Greensmaster 3150 Hydraulic System...
  • Page 31 Greensmaster 3150 Page 4 – 7 Hydraulic System...
  • Page 32: Hydraulic Flow Diagrams

    Access to the bleed valve requires removal of the back plate from the hydrostat. Note: While operating the traction unit in the reverse direction under light loads, a slight surge in ground speed may be experienced. Rev. A Page 4 – 8 Greensmaster 3150 Hydraulic System...
  • Page 33 Greensmaster 3150 Page 4 – 9 Hydraulic System...
  • Page 34: Raise And Lower Cutting Units

    This forces the return flow from the reel motors through the .125” orifice, putt- ing back pressure on the reel circuit, and stopping the reels from rotating. Page 4 – 10 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 35 Greensmaster 3150 Page 4 – 11 Hydraulic System...
  • Page 36: Mow And Backlap

    (M2) reel motor as it turns the motors in the backlap reels from rotating. direction. On units with the optional backlap kit installed, flow through the manifold block is different. Oil flow from port Page 4 – 12 Greensmaster 3150 Hydraulic System...
  • Page 37 Greensmaster 3150 Page 4 – 13 Hydraulic System...
  • Page 38: Right And Left Turn

    The steering wheel and steering control valve return to the direction for a right turn. The rotary meter ensures the neutral position when turning is complete. that the oil flow to the cylinder is proportional to the Page 4 – 14 Greensmaster 3150 Hydraulic System...
  • Page 39 Greensmaster 3150 Page 4 – 15 Hydraulic System...
  • Page 40: Special Tools

    Special Tools Order these tools from the TORO SPECIAL TOOLS AND APPLICATIONS GUIDE (COMMERCIAL PRODUCTS). Hydraulic Pressure Test Kit – TOR47009 Use to take various pressure readings for diagnostic tests. Quick disconnect fittings provided attach directly to mating fittings on machine test ports without tools. A high pressure hose is provided for remote readings.
  • Page 41: Hydraulic Test Fitting Kit

    Hydraulic Test Fitting Kit – TOR4079 This kit includes a variety of O–ring face seal fittings to TORO TEST FITTING KIT (NO. TOR4079) enable you to connect test gauges into the system. The kit includes: tee’s, unions, reducers, plugs, caps, and male test fittings.
  • Page 42: Troubleshooting

    Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Page 4 – 18 Greensmaster 3150 Hydraulic System...
  • Page 43 Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Greensmaster 3150 Page 4 – 19...
  • Page 44 Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Á Page 4 – 20 Greensmaster 3150 Hydraulic System...
  • Page 45: Testing

    Gangrene may result charge pressure, use Tests 3, 4, 5, and/or 9. from such an injury. 5. Issues with cutting system, use Tests 6, 7, and/or 8. Greensmaster 3150 Page 4 – 21 Hydraulic System...
  • Page 46: Test No. 1: Traction Drive Hydrostat (P3) Flow (Using Tester With Flowmeter And

    UPPER FITTING TRACTION WHEEL MOTORS OPTIONAL REAR WHEEL (3WD) MOTOR TESTER DUMP VALVE BOTTOM FROM GEAR PUMP (P2) BLEED 200–250 VALVE High Pressure Low Pressure HYDROSTAT Return or Suction TO HYDRAULIC RESERVOIR Flow Page 4 – 22 Greensmaster 3150 Hydraulic System...
  • Page 47 8. Start engine and move throttle to full speed (2850 + 50 RPM) position. 15. If testing is complete, disconnect tester from pump fitting and hose. Reconnect hose to pump fitting. Greensmaster 3150 Page 4 – 23 Hydraulic System...
  • Page 48: Test No. 2: Wheel Motor Efficiency

    UPPER FITTING TRACTION WHEEL MOTORS OPTIONAL REAR WHEEL (3WD) MOTOR TESTER DUMP VALVE BOTTOM FROM GEAR PUMP BLEED 200–250 VALVE High Pressure HYDROSTAT Low Pressure TO HYDRAULIC RESERVOIR Return or Suction Flow Page 4 – 24 Greensmaster 3150 Hydraulic System...
  • Page 49 Reconnect hose to pump connection. Use extreme caution when performing test. The wheel being tested will be trying to move the ma- chine. 11. Start engine and move throttle to full speed (2850 + 50 RPM). Greensmaster 3150 Page 4 – 25 Hydraulic System...
  • Page 50: Test No. 3: Charge Relief Valve (R4) Pressure (Using Tester With Flowmeter And Pres

    VALVE FROM LIFT CIRCUIT TO REEL MOTOR CIRCUIT PRESSURE GAUGE TO STEERING AND LIFT CIRCUITS BLEED 200–250 VALVE ENGINE HYDROSTAT GEAR PUMP High Pressure Low Pressure Return or Suction Flow Page 4 – 26 Rev. A Greensmaster 3150 Hydraulic System...
  • Page 51 5. Start engine and operate at full speed (2850 + 50 RPM). 6. Pressure gauge should read approximately 100 to 150 PSI (6.9 to 10.4 bar). Record test results. Greensmaster 3150 Page 4 – 27 Rev. A Hydraulic System...
  • Page 52: Test No. 4: Gear Pump (P2) Flow And Implement Relief Valve (R5) Pressure (Using

    TO REEL MOTOR CIRCUIT POWER STEERING VALVE TO STEERING AND LIFT CIRCUITS TO TRACTION CHARGE CIRCUIT TO LIFT CIRCUIT ENGINE GEAR PUMP FROM HYDROSTAT High Pressure Low Pressure Return or Suction Flow Page 4 – 28 Greensmaster 3150 Hydraulic System...
  • Page 53 (see TEST NO. 3: Charge Relief Valve (R4) Pres- sure Check in this chapter). 2. Use same tester connections as described above (steps 3 and 4). Fully open control valve on the tester. Greensmaster 3150 Page 4 – 29 Rev. C Hydraulic System...
  • Page 54: Test No. 5: Lower Cutting Units Relief Valve (R2) Pressure

    CONTROL VALVE STEERING CONTROL VALVE TRACTION CHARGE CIRCUIT OIL COOLER (OPTIONAL KIT) ENGINE RPM GEAR PUMP FROM HYDROSTAT High Pressure Low Pressure Return or Suction Serial Number 230000801 & Up Shown Flow Page 4 – 30 Greensmaster 3150 Hydraulic System...
  • Page 55 (blue/red and black), located on the wiring harness, for solenoid S3. 6. Start engine and move throttle to full speed (2850 + 50 RPM). Engage the cutting units. Greensmaster 3150 Page 4 – 31 Rev. C Hydraulic System...
  • Page 56: Test No. 6: Gear Pump (P1) Flow

    TEST NO. 6: Gear Pump (P1) Flow (Using Tester with Flowmeter and Pressure Gauges) PUMP (P1) OUTLET TO HYDRAULIC MANIFOLD TO HYDRAULIC MANIFOLD TESTER TO STEERING AND LIFT CIRCUITS ENGINE GEAR PUMP High Pressure Low Pressure FROM HYDROSTAT Return or Suction Flow Page 4 – 32 Greensmaster 3150 Hydraulic System...
  • Page 57 6. Make sure tester load valve is fully open before starting the engine. Greensmaster 3150 Page 4 – 33 Hydraulic System...
  • Page 58: Test No. 7: Mow Circuit Relief Valve (R1) Pressure (Using Tester With Flowmeter And

    MANIFOLD BLOCK OPTIONAL ORIFICE VALVES FROM LIFT .125 CYLRS HYDRAULIC RESERVOIR REELS FROM STEERING CIRCUIT High Pressure Low Pressure FROM GEAR PUMP (P1) Return or Suction Flow Serial Number 230000801 & Up Shown Page 4 – 34 Greensmaster 3150 Hydraulic System...
  • Page 59 (R1) (Fig. 11) (see Adjust Man- ifold Relief Valves in the Adjustments section of this Chapter). After adjustment, retest relief valve (R1) pressure. B. If this specification is met, go to step 10. Greensmaster 3150 Page 4 – 35 Hydraulic System...
  • Page 60: Test No. 8: Reel Motor Case Drain Flow

    REAR MOTOR RETURN CASE DRAIN RIGHT MOTOR MEASURING CONTAINER REAR MOTOR LEFT MOTOR High Pressure Low Pressure FROM MANIFOLD PORT MA Return or Suction TO MANIFOLD TO HYDRAULIC PORT MB Flow RESERVOIR Page 4 – 36 Greensmaster 3150 Hydraulic System...
  • Page 61 8. Engage reels by positioning the functional control lever to MOW position. While watching pressure gauges, slowly close flow control valve on the tester until a pressure of 1000 PSI (69 bar) is obtained. Greensmaster 3150 Page 4 – 37 Hydraulic System...
  • Page 62: Test No. 9: Steering Control Valve

    TEST NO. 9: Steering Control Valve STEERING CYLINDER (CYLINDER ROD FULLY EXTENDED) PLUG POWER STEERING VALVE (LEFT TURN) High Pressure Low Pressure Return or Suction Flow Page 4 – 38 Greensmaster 3150 Hydraulic System...
  • Page 63 Make sure engine is off and the parking brake is engaged. B. Turn the steering wheel all the way to the left (counterclockwise) so the steering cylinder rod is ful- ly extended. C. Turn engine off. Greensmaster 3150 Page 4 – 39 Hydraulic System...
  • Page 64: Adjustments

    3. To decrease pressure setting, turn the adjustment socket inside the valve 1/8 of a turn counterclockwise. 4. Install and tighten cap to valve. After adjustment, re- test pressure setting (see TESTING). Page 4 – 40 Greensmaster 3150 Hydraulic System...
  • Page 65: Service And Repairs

    5. Note the position of hydraulic fittings (especially el- bow fittings) on hydraulic components before removal. Mark parts if necessary to make sure they will be aligned properly when reinstalling hydraulic hoses and tubes. Greensmaster 3150 Page 4 – 41 Hydraulic System...
  • Page 66: Gear Pump

    Pump inlet hose O–ring 11. O–ring Gear pump Hose clamp 12. Hydrostat Hydraulic fitting O–ring 13. Hex socket screw Hydraulic fitting O–ring 14. Flat washer O–ring 10. Hydraulic hose 15. Hydraulic hose Page 4 – 42 Greensmaster 3150 Hydraulic System...
  • Page 67 6. Remove hydraulic fittings and O–rings from the gear pump. 7. Support gear pump. Separate gear pump from the hydrostat by removing both hex socket head screws and flat washers. Remove O–ring from between the gear pump and hydrostat. Greensmaster 3150 Page 4 – 43 Hydraulic System...
  • Page 68: Gear Pump Service

    Back idler gear 14. Key 21. Shaft seal Note: For repair of the gear pump, see Eaton Gear Pumps, Repair Information, Series 26, Model 26000, Multiple Gear Pumps at the end of this chapter. Page 4 – 44 Greensmaster 3150 Hydraulic System...
  • Page 69: Hydraulic System Start-Up

    Start engine and run it at low idle. The charge pump should pick up oil and fill the hydraulic system. If there is no indication of fill in 30 seconds, stop the engine and determine the cause. Greensmaster 3150 Page 4 – 45 Hydraulic System...
  • Page 70: Hydrostatic Transmission

    13. Socket head screw 29. Lock nut 45. O–ring 14. Flat washer 30. Engine hub 46. 45 hydraulic fitting 15. Hose assembly 31. Flat washer 16. O–ring 32. Cap screw 47. O–ring Page 4 – 46 Greensmaster 3150 Hydraulic System...
  • Page 71 (Fig. 17). 11. Remove hose assemblies (19, 20, and 44) and O– rings (18, 36, and 45) from the hydraulic fittings. Allow hoses to drain into a suitable container. SUCTION PORT Figure 20 Greensmaster 3150 Page 4 – 47 Hydraulic System...
  • Page 72 Replace any dam- aged or worn fittings or connectors. 6. Lubricate all new O–rings with clean hydraulic fluid. 7. Install O–rings (18, 36, and 45) and hose assem- blies (19, 20, and 44). Page 4 – 48 Greensmaster 3150 Hydraulic System...
  • Page 73: Piston Pump Service

    (Piston Pump Crush Ring Replacement) on the following page in con- junction with the pump service manual. Greensmaster 3150 Page 4 – 49 Rev. A Hydraulic System...
  • Page 74: Piston Pump Crush Ring Replacement

    (see Eaton, Medium Duty Piston Pump, Repair Information, Model 70160 Variable Displacement Piston Pump at the end of this chapter). Page 4 – 50 Rev. B Greensmaster 3150 Hydraulic System...
  • Page 75: Wheel Motors

    8. Backing plate 19. O–ring 30. Cap screw 9. Brake cam 20. Hydraulic motor 31. Swivel clevis 10. Retaining ring 21. Flat washer 32. Lock nut 11. Return spring 22. Brake rod Greensmaster 3150 Page 4 – 51 Hydraulic System...
  • Page 76 (20). 10. Remove four cap screws (30), and lock nuts (32) from brake bracket (14) and hydraulic wheel motor (20). Remove motor from the frame. Page 4 – 52 Rev. A Greensmaster 3150 Hydraulic System...
  • Page 77 28. Wheel assembly 8. Lock nut 19. Hose assembly 29. Lock nut 9. Bearing flangette (lube) 20. Tube assembly 30. Lug nut 10. Bearing 21. Clamp 31. Grease fitting 11. Bearing flangette Greensmaster 3150 Page 4 – 53 Hydraulic System...
  • Page 78 Note: For disassembly of the hub from the rear wheel motor, see Rear Wheel (Optional 3WD) Disassembly in- structions in Chapter 6 – Wheels and Brakes. Page 4 – 54 Greensmaster 3150 Hydraulic System...
  • Page 79: Mg, Mf, Mp, Mb, Me, And Mj

    10. Bearing Note: For repair of the wheel motors, see the Ross Torqmotor MG, MF, MP, MB, ME, and MJ Series Ser- vice Procedure (Service Manual 2704–003) at the end of this chapter. Greensmaster 3150 Page 4 – 55 Hydraulic System...
  • Page 80: Flush Hydraulic System

    Figure 27 8. Turn ignition key switch; engage starter for 10 se- conds to the prime pump. Repeat this step again. 9. Connect both engine spark plug wires to the spark plugs. Page 4 – 56 Greensmaster 3150 Hydraulic System...
  • Page 81: Reel Motors

    18. Hose assembly 28. Bulkhead nut Straight hydraulic fitting 19. Hose assembly 29. Tee hydraulic fitting O–ring 20. Hose assembly 30. O–ring 10. O–ring 21. Hose assembly 31. Bulkhead nut 11. 90 hydraulic fitting Greensmaster 3150 Page 4 – 57 Hydraulic System...
  • Page 82 Put caps or plugs on ends of hoses to prevent contamination. 5. Remove hydraulic fittings and O–rings from the reel motor. Put caps or plugs in motor openings to prevent contamination. Page 4 – 58 Greensmaster 3150 Hydraulic System...
  • Page 83: Reel Motor Service

    2. Use a marker or scribe to make a diagonal mark across the front flange, body, and rear cover for reas- sembly purposes (Fig. 30). Figure 30 Greensmaster 3150 Page 4 – 59 Hydraulic System...
  • Page 84 Use eye protection such as goggles when using compressed air. 2. Clean all motor components with solvent. Dry all parts with compressed air. Figure 33 1. Drive gear 3. Bearing block 2. Idler gear Page 4 – 60 Greensmaster 3150 Hydraulic System...
  • Page 85 Follow by carefully plac- ing the back–up rings into the grooves. 14.Remove motor from vise. 4. Install new o–rings to the body. Greensmaster 3150 Page 4 – 61 Hydraulic System...
  • Page 86: Lift Cylinders

    Allow hoses to drain vis. into a suitable container. 3. Connect hose assemblies and O–rings to the hy- 4. Remove cotter pin and clevis pin from the cylinder draulic fittings. Tighten hose connections. clevis. Page 4 – 62 Greensmaster 3150 Hydraulic System...
  • Page 87 Allow hoses to drain pin with cap screw, lock nut and washer. into a suitable container. 3. Connect hose assemblies and O–rings to the hy- draulic fittings. Tighten hose connections. Greensmaster 3150 Page 4 – 63 Hydraulic System...
  • Page 88: Lift Cylinder Service (Serial Number Under 240000000)

    Figure 37 Seal kit Back–up ring 11. Head T–seal Dust seal 12. Rod O–ring Not used 13. Piston Rod seal Not used 14. Lock nut O–ring 10. Internal collar 15. Barrel Page 4 – 64 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 89 2. Coat new O–rings, T–ring, rod seal, back–up ring, and dust seal with clean hydraulic oil. A. Install T–ring and O–ring on the piston. B. Install O–ring, back–up ring, and dust seal on the head. Greensmaster 3150 Page 4 – 65 Hydraulic System...
  • Page 90: Lift Cylinder Service (Serial Number Above 240000000)

    (82 to 101 Nm) Figure 39 Seal kit O–ring 11. Retaining ring Wear ring Seal 12. Piston Seal with loader Wiper 13. Lock nut O–ring Head 14. Barrel Back–up ring 10. Rod Page 4 – 66 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 91 A. Install wear ring and seal with loader on the pis- ton. B. Install o–ring, back–up ring, and seal on the head. C. Install o–ring to groove in rod. Greensmaster 3150 Page 4 – 67 Rev. C Hydraulic System...
  • Page 92: Hydraulic Manifold

    Note: The ports on the manifold are marked for easy identification of components. Example: R1 is the reel circuit relief valve and P1 is the gear pump connection port. (See Hydraulic Schematic to identify the function of the hydraulic lines and cartridge valves at each port location). Page 4 – 68 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 93 O–rings from the hydraulic fittings. Al- low hoses and tubes to drain into a suitable container. 5. Remove both cap screws (26) from the hydraulic manifold. Remove manifold assembly from the ma- chine. Greensmaster 3150 Page 4 – 69 Rev. C Hydraulic System...
  • Page 94: Hydraulic Manifold Service

    Note: The ports on the manifold are marked for easy identification of components. Example: R1 is the reel circuit relief valve and P1 is the gear pump connection port. (See Hydraulic Schematic to identify the function of the hydraulic lines and cartridge valves at each port location). Page 4 – 70 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 95 The valve should go in easily with- valve. Slight bending or distortion of the stem tube out binding. Torque valve to 35 ft–lb (47 Nm). can cause binding and malfunction. Greensmaster 3150 Page 4 – 71 Rev. C Hydraulic System...
  • Page 96: Backlap Kit (Optional)

    Note: The ports on the manifold are marked for easy identification of components. Example: LC1 is for the reel logic cartridge and RD1 is for the directional cartridge valve. (See Hydraulic Schematics to identify the function of the hy- draulic lines and cartridge valves at each port location). Page 4 – 72 Greensmaster 3150 Hydraulic System...
  • Page 97 “5”. Simultaneously tighten upper jam nut (18) and turn knob so it is tight and the arrow is point- ing at the number “1” on the locating plate (19). Greensmaster 3150 Page 4 – 73 Rev. C Hydraulic System...
  • Page 98 Torque the valve to 35 ft–lb (47 Nm). B. If sealing surfaces appear pitted or damaged, the hydraulic system may be overheating or there may be water in the system. Page 4 – 74 Greensmaster 3150 Hydraulic System...
  • Page 99: Rear Lift Cylinder Flow Control Valve

    B. Adjust knob no more than 1/2 turn in either direc- tion until the number 8 is aligned with the dimple on the valve body. Lock adjustment knob by tightening set screw. Greensmaster 3150 Page 4 – 75 Rev. C Hydraulic System...
  • Page 100: Steering Control Valve

    29. Spacer Steering wheel 19. Straight hydraulic fitting 30. Knob Hex nut 20. O–ring 31. Lock nut 10. Screw 21. O–ring 32. Hair pin 11. Cover 22. Hose assembly (5) Page 4 – 76 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 101 4. Install steering valve cover (26) with cap screws (14). 5. Install steering wheel (8) and nut (9). Torque nut to 35 ft–lb (47 Nm). 6. Secure steering wheel cover (11) with screws (10). Greensmaster 3150 Page 4 – 77 Rev. C Hydraulic System...
  • Page 102: Steering Control Valve Service

    9. Carefully slide the spool out of the sleeve. The cen- 3. Remove the plug and relief valve. tering springs and spring retaining ring will stay with the spool as it is removed. Page 4 – 78 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 103 Quad Seal 6. Install the pin. Figure 46 7. Apply a light coating of petroleum jelly to the inner edge of the dust and quad seals. Greensmaster 3150 Page 4 – 79 Rev. C Hydraulic System...
  • Page 104: Steering Cylinder

    37. Castor bolt 11. Bearing cone 25. Bearing cone 38. Cap screw 12. Jam nut 26. Bearing cup 39. Lock nut 13. Rod end 27. Hub 40. Flat washer 14. Grease fitting Page 4 – 80 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 105 Remove steering cylinder from barrel stud. 5. Remove cotter pin, slotted hex nut and and spacer from rod end at rear wheel castor fork. 6. Remove steering cylinder from traction unit. Greensmaster 3150 Page 4 – 81 Rev. C Hydraulic System...
  • Page 106: Steering Cylinder Service

    6. Wear ring 11. Head 2. Rod wiper 7. O–ring 12. Piston 3. U–cup 8. O–ring 13. Barrel 4. Back–up ring 9. Set screw 14. Grease fitting 5. O–ring 10. Cap 15. Rod Page 4 – 82 Greensmaster 3150 Hydraulic System...
  • Page 107 (deep scratches, out–of–round, etc.). Replace en- tire cylinder if barrel is damaged. Inspect shaft, both heads, and piston for evidence of excessive scoring, pit- ting, or wear. Replace any damaged parts. Greensmaster 3150 Page 4 – 83 Rev. C Hydraulic System...
  • Page 108: Leak Detector

    Breather cap 19. Solenoid 30. Flat washer Cap screw 20. O–ring 31. Cap screw 10. Spacer – long 21. Lock nut 32. Valve hose 11. Sight gauge 22. Valve body Page 4 – 84 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 109 Note: Monitor hydraulic fluid level in sight glass. As air is removed from the hydraulic circuit, auxiliary tank may C. Visibly worn or damaged parts. need to be topped off after initial fill. Greensmaster 3150 Page 4 – 85 Rev. C Hydraulic System...
  • Page 110: Hydraulic Reservoir

    Oil level sensor 12. Hose clamp 20. Flat washer O–ring 13. Hydraulic barb fitting 21. Grommet Hydraulic tank 14. O–ring 22. Spacer Tether 15. Hose clamp 23. Tank pad 16. Return hose Page 4 – 86 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 111 2. Inspect tank for leaks, cracks, or other damage. 7. Install leak detector assembly (see Leak Detector 3. Replace hydraulic hoses if worn or leaking. Installation in this chapter of this manual). Greensmaster 3150 Page 4 – 87 Rev. C Hydraulic System...
  • Page 112 This page is intentionally blank. Page 4 – 88 Rev. C Greensmaster 3150 Hydraulic System...
  • Page 113 Relays ........10 Solenoid Valve Coils ......10 Greensmaster 3150 Electrical System...
  • Page 114: Electrical Schematic

    Electrical Schematics The electrical schematic and other electrical drawings for the Greensmaster 3150 are located in Chapter 11 – Electrical Diagrams. Electrical System Greensmaster 3150 Page 5 – 2...
  • Page 115: Special Tools

    Multimeter The meter can test electrical components and circuits for current, resistance, or voltage. NOTE: Toro recommends the use of a DIGITAL Volt– Ohm–Amp multimeter when testing electrical circuits. The high impedance (internal resistance) of a digital me- ter in the voltage mode will make sure that excess cur- rent is not allowed through the meter.
  • Page 116: System Operation

    5 oz (148 ml) of hydraulic fluid will (off) leak before the float closes the alarm circuit and acti- SOLENOID vates the alarm. VALVE (closed) MAIN HYDRAULIC TANK Figure 5 Electrical System Greensmaster 3150 Page 5 – 4...
  • Page 117: Troubleshooting

    20 ampere fuse F1 is loose or blown. Diode D1–B, or start safety relay is faulty. The ignition switch is faulty. Starter solenoid is faulty. Neutral sensor is out of adjustment or faulty. Greensmaster 3150 Electrical System Page 5 – 5...
  • Page 118: General Run And Transport Problems

    Engine kills during operation (operator sitting on seat). Operator moved too far forward on the seat (seat switch not depressed). Wiring to the run circuits (see Wiring Schematics) components became broken or disconnected. Electrical System Greensmaster 3150 Page 5 – 6...
  • Page 119: Cutting Unit Operating Problems

    Diode D2 is open. Raise switch is faulty. Lower switch is faulty. Joystick relay K3 is faulty. 6 second delay timer is faulty. Solenoid valve S2 or S4 is faulty. Lower relay K5 is faulty. Greensmaster 3150 Electrical System Page 5 – 7...
  • Page 120: Electrical System Quick Checks

    (–) meter lead the 11.89 V 0% charged the negative battery post. Note: This test provides a relative condition of the bat- tery. Load testing of the battery will provide additional and more accurate information. Electrical System Greensmaster 3150 Page 5 – 8...
  • Page 121: Component Testing

    3. The hour meter should move a 1/10 of an hour in six minutes. 4. Disconnect the voltage source from the hour meter. Figure 7 Greensmaster 3150 Electrical System Page 5 – 9...
  • Page 122: Relays

    3. Measure resistance between the two connector ter- Figure 9 minals. The resistance should be about 7.2 ohms. 1. Electrical connector 2. Solenoid 4. Replace solenoid if necessary. Reconnect solenoid valve electrical connector. Electrical System Greensmaster 3150 Page 5 – 10...
  • Page 123: Seat Switch

    4. The 10 amp fuse (F4) supplies power to leak detec- tor solenoid and the joystick raise and lower switches. Figure 11 Greensmaster 3150 Electrical System Page 5 – 11...
  • Page 124: Neutral And Mow Switches

    1, 2, or 3. If either switch does not satisfy any one of the tests, replace the switch. 5. Connect electrical connectors and check interlock operation (See Verify Interlock System Operation in this chapter of this manual). Electrical System Greensmaster 3150 Page 5 – 12...
  • Page 125: Parking Brake Sensor

    5. Release the parking brake. There should be conti- nals. nuity across the switch terminals. 4. With the parking brake set, there should be no conti- 6. Connect switch electrical connector. Reset the nuity across the switch terminals. parking brake. Greensmaster 3150 Electrical System Page 5 – 13...
  • Page 126: Joystick Raise And Lower Switches

    Continuity Serial Number 230000801 & Up Shown should be broken as the switch opens. Figure 16 5. Reconnect the electrical connector. 1. Connector 3. Backlap knob 2. Backlap switch Electrical System Greensmaster 3150 Page 5 – 14...
  • Page 127: Lower Reels Time Delay

    1. Turn ignition switch to On (do not start the engine), then move leak detector test switch rearward and hold. After a one second time delay the alarm should sound. Figure 19 1. Alarm 2. Delay timer Greensmaster 3150 Electrical System Page 5 – 15...
  • Page 128: Leak Detector Float Switch

    On (do not start the engine). Connect a DC voltmeter across the main harness leads for the sole- Figure 21 noid valve, 12 volts should be present. 1. Main hydraulic tank 3. Valve spool 2. Valve body 4. Solenoid Electrical System Greensmaster 3150 Page 5 – 16...
  • Page 129: Diodes

    S2 and S4 are energized through lower relay R6. Testing DIODE CIRCUIT BOARD The diodes can be individually tested using a digital multimeter (ohms setting) and the table to the right. Figure 24 Greensmaster 3150 Electrical System Page 5 – 17...
  • Page 130: Service And Repairs

    6. Sit on the seat and set the parking brake. Start the engine and move the functional control lever to MOW. If the engine stops, the interlock system is operating cor- rectly. Correct problem if not operating properly. Electrical System Greensmaster 3150 Page 5 – 18...
  • Page 131: Battery Service

    At the same time take the tem- perature of the cell. Greensmaster 3150 Electrical System Rev. A Page 5 – 19...
  • Page 132 (see Battery Specifications) rating of the bat- tery for 15 seconds. 8. Connect the negative (ground) cable connector to the negative battery post. G. Take a voltage reading at 15 seconds, then re- move the load. Electrical System Greensmaster 3150 Page 5 – 20...
  • Page 133 5.8 hrs 11.5 hrs 17.3 hrs 23 hrs 6 amps 6 amps 6 amps 6 amps above 6 hrs 12 hrs 18 hrs 24 hrs 10 amps 10 amps 10 amps 10 amps Greensmaster 3150 Electrical System Page 5 – 21...
  • Page 134 This page is intentionally blank. Electrical System Greensmaster 3150 Page 5 – 22...
  • Page 135 Rear Wheel (Optional 3WD) ....6 Front Wheel and Brake ..... . 9 Rev. A Greensmaster 3150 Page 6 – 1 Wheels and Brakes...
  • Page 136: Specifications

    70 to 90 ft–lb, (95 to 122 Nm) Special Tools Wheel Hub Puller – TOR4097 The wheel hub puller allows safe removal of the wheel hub from the shaft of wheel motors. Figure 1 Rev. A Wheels and Brakes Page 6 – 2 Greensmaster 3150...
  • Page 137: Service And Repairs

    34. Castor bolt 10. Dust seal 23. Drive stud 35. Cap screw 11. Lug nut 24. Castor fork 36. Lock nut 12. Wheel assembly 25. Cap screw 37. Washer 13. Valve stem Greensmaster 3150 Page 6 – 3 Wheels and Brakes...
  • Page 138 C. Coat castor fork shaft with antiseize lubricant and place two steering washers (4) onto the castor fork shaft. Slide lower bearing cone onto castor fork shaft with the wide edge of the bearing against the washers. Wheels and Brakes Page 6 – 4 Greensmaster 3150...
  • Page 139 Wipe up excess grease. with cap screws and flat washers. Make sure the fuel hose support clamps are positioned correctly. I. Torque cap screws from 20 to 25 ft–lb (27 to 34 Nm). Greensmaster 3150 Page 6 – 5 Wheels and Brakes...
  • Page 140: Rear Wheel (Optional 3Wd)

    28. Wheel assembly 8. Lock nut 19. Hose assembly 29. Lock nut 9. Bearing flangette (lube) 20. Tube assembly 30. Lug nut 10. Bearing 21. Clamp 31. Grease fitting 11. Bearing flangette Wheels and Brakes Page 6 – 6 Greensmaster 3150...
  • Page 141 FREE ROTA TION Figure 5 1. Hydraulic motor 4. Drive stud 7. Washer 2. Hub 5. Grease fitting 8. Snap ring 3. Clutch roller bearing 6. Thrust washer 9. Grease seal Greensmaster 3150 Page 6 – 7 Wheels and Brakes...
  • Page 142 7. Apply loctite to both set screws (27). Torque set 6. Press grease seals (9) into the hub (2) so they are screws from 80 to 100 in–lb (9 to 11 Nm). flush with the end of the hub. Wheels and Brakes Page 6 – 8 Greensmaster 3150...
  • Page 143: Front Wheel And Brake

    8. Backing plate 19. O–ring 30. Cap screw 9. Brake cam 20. Hydraulic motor 31. Swivel clevis 10. Retaining ring 21. Flat washer 32. Lock nut 11. Return spring 22. Brake rod Greensmaster 3150 Page 6 – 9 Wheels and Brakes...
  • Page 144 (26) and lock nuts (29). the traction unit Operator’s Manual). 2. Position both brake shoes (12) on the backing plate (8). Insert return springs (11) into the holes of both brake shoes (12). Rev. A Wheels and Brakes Page 6 – 10 Greensmaster 3150...
  • Page 145 Comb Adjustment ..... . . 12 ® Greensmaster 3100 Page 7 - 1 Table of Contents Greensmaster 3150 Page 7 - 1...
  • Page 146 Height of cut adjustment locknut Grass shield Grease fittings - reel bearings Scraper adjusting nut (4) Adjustable grass shield bar Grease fittings - roller Pull rod studs (2) 10. Reel Height of cut adjustment knob (2) Page 7 - 2 Greensmaster 3150 Specifications...
  • Page 147 Greensmaster 3150 Page 7 - 3...
  • Page 149 Greensmaster 3150 Page 7 - 5...
  • Page 150 Page 7 - 6 Greensmaster 3150...
  • Page 151 Greensmaster 3150 Page 7 - 7...
  • Page 152 Page 7 - 8 Greensmaster 3150...
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  • Page 154 Page 7 - 10 Greensmaster 3150...
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  • Page 158 Page 7 - 14 Greensmaster 3150...
  • Page 159 Greensmaster 3150 Page 7 - 15...
  • Page 160 Page 7 - 16 Greensmaster 3150...
  • Page 161 Greensmaster 3150 Page 7 - 17...
  • Page 162 6. Roller shaft clamp bolts 7. Height of cut adjustment knob For proper grinding of reel, follow procedures in the Toro publication “Sharpening Reel and Rotary Mowers”, Form No. 80-300-PT. 3. Install bedbar. After grinding, assemble cutting unit, and do all adjustments.
  • Page 163 Greensmaster 3150 Page 7 - 19...
  • Page 164 Page 7 - 20 Greensmaster 3150...
  • Page 165 Lift Bail Replacement..... 26 Shield Height Adjustment ....17 ® Greensmaster 3150 Greensmaster 3100...
  • Page 166 Page 8 - 2 Greensmaster 3150...
  • Page 167 Lift bail Pull rod studs Heignt of cut brackets (2) Height of cut adjustment knob Grass shield Bedknife adjusting knob Height of cut adjustment locknut Reel Greensmaster 3150 Page 8 - 3 Specifications...
  • Page 168 Page 8 - 4 Greensmaster 3150...
  • Page 169 Greensmaster 3150 Page 8 - 5...
  • Page 170 Page 8 - 6 Greensmaster 3150...
  • Page 171 Greensmaster 3150 Page 8 - 7...
  • Page 172 Page 8 - 8 Greensmaster 3150...
  • Page 173 Greensmaster 3150 Page 8 - 9...
  • Page 174 Page 8 - 10 Greensmaster 3150...
  • Page 175 Greensmaster 3150 Page 8 - 11...
  • Page 176 Page 8 - 12 Greensmaster 3150...
  • Page 177 Greensmaster 3150 Page 8 - 13...
  • Page 178 Page 8 - 14 Greensmaster 3150...
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  • Page 180 Page 8 - 16 Greensmaster 3150...
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  • Page 182 Page 8 - 18 Greensmaster 3150...
  • Page 183 Greensmaster 3150 Page 8 - 19...
  • Page 184 Page 8 - 20 Greensmaster 3150...
  • Page 185 Greensmaster 3150 Page 8 - 21...
  • Page 186 Page 8 - 22 Greensmaster 3150...
  • Page 187 3. Height of cut knob 4. End cap mounting nuts For proper grinding of reel, follow procedures in the Toro 5. Counterbalance end cap 6. Reel bearing adjustment nut publication “Sharpening Reel and Rotary Mowers”, Form No.
  • Page 188 Page 8 - 24 Greensmaster 3150...
  • Page 189 Greensmaster 3150 Page 8 - 25...
  • Page 190 Page 8 - 26 Greensmaster 3150...
  • Page 191 Grooming Reels. Specific information for 4-Bolt Adjust Cutting Units (i.e., bedknife to reel adjust­ ment, bedbar removal and installation, and leveling rear roller to reel) is not covered in this chapter. ® Greensmaster 3150 Greensmaster 3100 Page 9 - 1 Page 9 - 1...
  • Page 192 Page 9 - 2 Greensmaster 3150...
  • Page 193 Height of cut adjustment knob (2) Reel 10. Groomer clutch snubber Height of cut adjustment locknut (2) Groomer micro adjust locknut (2) 11. Clutch engage/disengage knob Pull rod studs (2) Bedknife adjusting knob 12. Groomer quick up/down lever Greensmaster 3150 Page 9 - 3 Specifications...
  • Page 194 Page 9 - 4 Greensmaster 3150...
  • Page 195 Greensmaster 3150 Page 9 - 5...
  • Page 196 Page 9 - 6 Greensmaster 3150...
  • Page 197 Greensmaster 3150 Page 9 - 7...
  • Page 198 Page 9 - 8 Greensmaster 3150...
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  • Page 206 Page 9 - 16 Greensmaster 3150...
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  • Page 208 Page 9 - 18 Greensmaster 3150...
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  • Page 210 Page 9 - 20 Greensmaster 3150...
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  • Page 212 Page 9 - 22 Greensmaster 3150...
  • Page 213 Greensmaster 3150 Page 9 - 23...
  • Page 214 Page 9 - 24 Greensmaster 3150...
  • Page 215 4. Grooming reel cover 5. Cover screws and washers For proper grinding of reel, follow procedures in the Toro publication “Sharpening Reel and Rotary Mowers”, Form No. 80-300-PT. 3. Do steps 8 - 16 under Bedbar Removal and Installa- tion in this section of the book.
  • Page 216 Page 9 - 26 Greensmaster 3150...
  • Page 217 Greensmaster 3150 Page 9 - 27...
  • Page 218 Page 9 - 28 Greensmaster 3150...
  • Page 219 Greensmaster 3150 Page 9 - 29...
  • Page 220 Page 9 - 30 Greensmaster 3150...
  • Page 221 Greensmaster 3150 Page 9 - 31...
  • Page 222 Page 9 - 32 Greensmaster 3150...
  • Page 223 Greensmaster 3150 Page 9 - 33...
  • Page 224 This page is intentionally blank. Repairs Greensmaster 3150 Page 9 - - 34...
  • Page 225: Specifications

    Speed Kit) ....... 9 Greensmaster 3150 Page 10 - 1 Rev. A...
  • Page 226 Frame Construction: Precision machined die cast alu- Weight: 8 Blade 72 lb. (32 kg) minum cross member with two bolt–on die–cast alumi- 11 Blade 75 lb. (34 kg) num side plates. Page 10 - 2 Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 227: Special Tools

    OTC (Owatonna Tool Company) supplies special tools Some tools may have been supplied with your mower or for servicing Toro Commercial Products. The TORO available as TORO parts. Some tools may also be avail- SPECIAL TOOLS AND APPLICATIONS GUIDE shows able from a local supplier.
  • Page 228 This tool should be used with the Toro Guide to Evaluation Reel Mower Performance and Using the TurfEvaluator (Toro part no. 97931SL)
  • Page 229: Troubleshooting

    Aftercut Appearance Troubleshooting Aid cutting unit. It is important to remember that the lower (Toro part no. 00076SL). the height–of–cut, the more critical these factors are. See Adjustments in the Cutting Unit Operator’s Manual...
  • Page 230 Cutting Unit drop speed and sequence Rear cutting unit must drop after front cutting units. See Rear Lift Cylinder Flow Control Valve in Chapter 4 – Hydraulic System in this manual. Page 10 - 6 Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 231: Set Up And Adjustments

    See Cutting Unit Operator’s Manual for adjustment pro- self–sharpening action. This feature maintains sharp cedures for the cutting units on the Greensmaster 3150. cutting edges, assures good quality of cut, and greatly reduces the need for routine backlapping.
  • Page 232: Service And Repairs

    3. Attach backlap motor or drive to the socket exten- sion. 4. Follow instructions and procedures for backlapping in the Toro Service Training Book, Sharpening Reel and Rotary Mowers, part no. 80300SL. Page 10 - 8 Greensmaster 3150...
  • Page 233: Speed Kit)

    8. Apply lapping compound with a long handled brush Note: Additional instructions and procedures on (see Special Tools). backlapping are available in the Toro Service Training Book, Sharpening Reel and Rotary Mowers, part no. 80300SL. CAUTION...
  • Page 234: Bedbar Assembly

    Flange nut 14. Rear roller assembly Flange bushing Flange nut 15. Lock nut Washer (plastic) 10. Shim 16. Bedknife Washer (metal) 11. Spacer 17. Bedknife screw Bedbar 12. Retainer Page 10 - 10 Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 235: Bedbar Removal And Installation

    (7) and apply antiseize lubri- then loosen lock nut 1/2 turn. cant to the threads of each bedbar pivot bolt (7). 10. Adjust cutting unit (see Cutting Unit Operator’s Manual). Greensmaster 3150 Page 10 - 11 Dual Point Adjust Cutting Units...
  • Page 236: Bedbar Adjuster Service

    6. Install washer (10), spring (11), and lock nut (12) onto adjuster screw. 7. Install bedbar (see Bedbar Installation in this sec- tion of this manual). 8. Adjust cutting unit (see Cutting Unit Operator’s Manual). Page 10 - 12 Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 237: Specifications

    Front Angle bedknife. Remove small amounts of material with each pass of the grinder. Figure 17 2. Use Toro Service Training Book, Sharpening Reel and Rotary Mowers (part no. 80300SL) for bedknife grinding information. Bedknife Grinding Specifications Bedknife relief angle 3_ (see Fig.
  • Page 238: Reel Assembly

    Left side plate assembly 15. Wave washer 23. Washer Shoulder bolt 16. Seal strip 24. Cap screw Bearing lock nut 17. Frame assembly 25. Lock nut Outer grease seal Page 10 - 14 Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 239: Reel Removal

    Remove the side plate from the reel shaft and the roller shafts. Figure 20 1. Front roller set screw 2. Rear roller saddle strap screws Greensmaster 3150 Page 10 - 15 Dual Point Adjust Cutting Units...
  • Page 240: Chapter 10 - Dual Point Adjust Cutting Units

    4. Remove all grease from the side plate bore. 5. Insert the wave washer (15) into the side plate. Note: Replacement Seal Kit (Toro Part No. 106-6937) is available for side plate service of dual point adjust cut- Note: Replacement Seal Kit (Toro Part No. 106-6937) ting units.
  • Page 241: Reel Service

    2. Remove the V–ring (3) from the reel shaft. 3. Using a flat blade screw driver or similar tool, re- move the speedi sleeve (2) from the reel shaft. Figure 21 Note: Replacement Seal Kit (Toro Part No. 106-6937) 1. Reel shaft 3. Adapter spline 2. Drive adapter is available for reel service of dual point adjust cutting units.
  • Page 242: Reel Installation

    E. Tighten each bedbar adjuster assembly until the adjuster spring is fully compressed, then loosen lock nut 1/2 turn. Note: For severely tapered reels, a .010 in. (.254 mm) shim (Toro Part No. 106-6923) is available for the rear roller mount. Page 10 - 18 Greensmaster 3150...
  • Page 243: Specifications

    3. After completing the grinding process: Service Limit - 0.040 in (1.0 mm) Reel Taper BLADE RELIEF ANGLE REEL DIAMETER BLADE LAND WIDTH REEL DIAMETER TAPER = D – D Figure 24 Greensmaster 3150 Page 10 - 19 Dual Point Adjust Cutting Units...
  • Page 244: Front Roller Removal And Installation

    Secure carriage screw and roller bracket with tab washer and lock nut. 5. Adjust cutting unit height–of–cut (see Cutting Unit Operator’s Manual). Page 10 - 20 Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 245 This page is intentionally blank. Greensmaster 3150 Page 10 - 21 Rev. A Dual Point Adjust Cutting Units...
  • Page 246: Roller Service (Roller Shaft With Circlip)

    2. Press the seal squarely into the roller body. The seal face should be flush with the end of the roller body when correctly installed. Page 10 - 22 Rev. A Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 247 (Fig. 28). 5. Install remaining spiral retaining ring. 6. Install new seals (see Roller Seal Installation in this chapter of this manual). Greensmaster 3150 Page 10 - 23 Rev. A Dual Point Adjust Cutting Units...
  • Page 248: Roller Service (Threaded Roller Shaft)

    This will preserve the patch lock feature in the new lock nuts. Use the new nuts only after new bearings and Figure 31 seals have been installed. 1. Bearing lock nut 3. Bearing 2. Black assembly washer Page 10 - 24 Rev. A Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 249 4. Seal 12.Install bearing lock nut with V–ring onto each end of the roller shaft. Torque lock nuts from 25 to 30 ft–lb (34 to 41 Nm). Greensmaster 3150 Page 10 - 25 Rev. A Dual Point Adjust Cutting Units...
  • Page 250 This page is intentionally blank. Page 10 - 26 Rev. A Greensmaster 3150 Dual Point Adjust Cutting Units...
  • Page 251 Groomer Brush ......Greensmaster 3150 Page 10.1 – 1 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 252 HOC range of .062 to .296 inch the raised position for effective groomer operation. (1.6 to 7.5 mm). Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 2 Greensmaster 3150...
  • Page 253: General Information

    Install the lock screw to retain the groomer reel in the grooming position (Fig. 2). Figure 1 1. Lift arm 2. Lock screw (transport) Figure 2 1. Lift arm 2. Lock screw (grooming) Greensmaster 3150 Page 10.1 – 3 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 254: Troubleshooting

    10.The overall turf management program – irrigation, fertilizing, weed control, coring, overseeding, sand dressing and disease and pest control. 11. Stress periods for turf – high temperatures, high hu- midity, unusually high traffic. Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 4 Greensmaster 3150...
  • Page 255: Groomer Reel Mechanical Problems

    Adjust depth if necessary. Check both ends of groomer reel. and adjust cutting unit set up (level bedknife to reel, level rear roller to reel, set height–of–cut, etc.). Greensmaster 3150 Page 10.1 – 5 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 256: Adjustments

    5. Repeat step 4 on the opposite end of the groomer. Then, recheck setting on the first side of groomer. Height setting on both ends of groomer should be identi- cal. Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 6 Greensmaster 3150...
  • Page 257: Service And Repairs

    7. If equipped, install rotating rear roller brush to cutting unit. Figure 5 1. Drive pulley 4. Driven pulley 2. Idler pulley 5. Groomer drive belt 3. Idler pulley nut Greensmaster 3150 Page 10.1 – 7 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 258: Groomer Reel

    6. Remove lock nut (item 25) and spring washer (item gage parking brake and remove key from the ignition 24) that secure drive side groomer arm lift rod to drive switch. side plate (Fig. 7). Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 8 Greensmaster 3150...
  • Page 259 5. Carefully place drive side plate onto groomer shaft taking care not to damage seals in side plate. Position side plate to the cutting unit frame and secure with two shoulder nuts (item 8). Greensmaster 3150 Page 10.1 – 9 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 260 19.Check groomer reel height and mower height–of–cut groomer drive side plate and cutting unit frame. Secure settings. Adjust as needed. groomer arm to cutting unit with carriage bolt, tab wash- er and flange nut. Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 10 Greensmaster 3150...
  • Page 261: Groomer Reel Service

    6. Install groomer reel back on cutting unit (see Groom- er Reel Installation in this section). CENTER BLADES Figure 12 1. Lock nut 3. Spacer 2. Shaft 4. Blade Greensmaster 3150 Page 10.1 – 11 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 262: Groomer Reel Bearing Replacement

    Repairs section of Chapter 10 – DPA Cutting ings in drive side plate are a press fit. Bearings in Units). non–drive side plate are slip fit. Discard bearings. Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 12 Greensmaster 3150...
  • Page 263 Note: After greasing groomer bearings, operate groomer for 30 seconds, stop machine and wipe excess grease from groomer shaft and seals. 5. Check and adjust groomer reel height and mower height–of–cut settings. Greensmaster 3150 Page 10.1 – 13 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 264: Idler Assembly

    2. Drive pulley 4. Idler pulley w/bearings Note: When properly installed, the idler pulley should move freely from side to side on the idler bracket pin. Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 14 Greensmaster 3150...
  • Page 265: Lift Arm Assembly

    5. Check and adjust groomer reel height and mower of cutting unit. height–of–cut settings. Note: Grooved pin (item 3) is used to retain lock screw (item 6) to lift arm assembly. Greensmaster 3150 Page 10.1 – 15 Groomer (DPA Cutting Unit) (Rev. A)
  • Page 266: Groomer Brush

    Figure 20 threaded portion on the outside of the brush (Fig. 20). Torque lock nuts from 20 to 25 in–lb (2.3 to 2.8 N–m). 1. J–bolt 2. Lock nut Groomer (DPA Cutting Unit) (Rev. A) Page 10.1 – 16 Greensmaster 3150...
  • Page 267: Harness Drawings

    Electrical Harness Drawing ....10 Wiring Diagram ......11 Greensmaster 3150 Electrical Diagrams...
  • Page 268 This page is intentionally blank. Electrical Diagrams Greensmaster 3150 Page 11 – 2...
  • Page 269: Electrical Schematic

    LEAK DETECTOR SOLENOID Greensmaster 3150 (–) Electrical Schematic 80-9330 Serial Number Under 230000801 ALARM All relays and solenoids are shown as de–energized. 83-2280 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1...
  • Page 270 LEAK DETECTOR SOLENOID Greensmaster 3150 (–) Electrical Schematic 80-9330 Serial Number 230000801 & Up ALARM All relays and solenoids are shown as de–energized. 83-2280 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1...
  • Page 271: Crank

    LEAK DETECTOR SOLENOID Greensmaster 3150 (–) Crank 80-9330 Serial Number 230000801 & Up Shown ALARM Power Current Control Current Current Direction 83-2280 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1 (OPTIONAL)
  • Page 272: Run

    LEAK DETECTOR SOLENOID (–) Greensmaster 3150 80-9330 ALARM Serial Number 230000801 & Up Shown Power Current Control Current Current Direction 83-2280 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1 (OPTIONAL) F1 20A...
  • Page 273: Raise Reels

    LEAK DETECTOR SOLENOID (–) Greensmaster 3150 80-9330 Raise Reels ALARM Serial Number 230000801 & Up Shown Power Current Control Current 83-2280 Current Direction 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1...
  • Page 274: Lower Reels (6 Seconds)

    LEAK DETECTOR SOLENOID (–) Greensmaster 3150 80-9330 Lower Reels (6 seconds) ALARM Serial Number 230000801 & Up Shown Power Current Control Current 83-2280 Current Direction 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–)
  • Page 275: Mow

    LEAK DETECTOR SOLENOID (–) Greensmaster 3150 80-9330 ALARM Serial Number 230000801 & Up Shown Power Current Control Current 83-2280 Current Direction 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1 (OPTIONAL) F1 20A...
  • Page 276 LEAK DETECTOR SOLENOID (–) Greensmaster 3150 80-9330 Backlap ALARM Serial Number 230000801 & Up Shown Power Current Control Current 83-2280 Current Direction 1 SECOND LEAK DETECTOR DELAY ON (CLOSED DURING HYDRAULIC FLUID LEAK) 66-2950 STARTER HOURMETER (–) LIGHTS 1 (OPTIONAL)
  • Page 277: Backlap

    MOW RELAY (K4) DIODE PACK RAISE/LOWER ORIFICE ALARM JOYSTICK RELAY (K3) HOURMETER SOLENOID S6 SOLENOID S2 Serial Number 230000801 & Up LEAK DETECTOR SOLENOID – STARTER SOLENOID LOWER SOLENOID S4 LEAK DETECTOR Greensmaster 3150 Electrical Harness Drawing Page 11 – 11...
  • Page 278: Wiring Diagram

    Serial Number Under 230000801 ORIFICE (S6) Serial Number 230000801 & Up Greensmaster 3150 Wiring Diagram Page 11 – 12...

Table of Contents