Toro Z Master Professional 6000 Series Operator's Manual
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Toro Z Master Professional 6000 Series Operator's Manual

Riding mower with 122cm turbo force side discharge mower
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Original Instructions (EN)
Z Master
®
Series Riding Mower
with 122cm TURBO FORCE
Mower
Model No. 74902TE—Serial No. 400000000 and Up
Form No. 3410-728 Rev B
Professional 6000
®
Side Discharge
*3410-728* B

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Summary of Contents for Toro Z Master Professional 6000 Series

  • Page 1 Form No. 3410-728 Rev B Z Master ® Professional 6000 Series Riding Mower with 122cm TURBO FORCE ® Side Discharge Mower Model No. 74902TE—Serial No. 400000000 and Up *3410-728* B Register at www.Toro.com. Original Instructions (EN)
  • Page 2 Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and serial numbers of your product ready. Figure 1 identifies the location of the model and serial numbers on the product.

  • Page 3: Table Of Contents

    Contents Engine Maintenance ........... 41 Engine Safety ........... 41 Servicing the Air Cleaner ........41 Safety ............... 4 Servicing the Engine Oil........42 General Safety ........... 4 Servicing the Spark Plug........45 Slope Indicator ........... 5 Checking the Spark Arrester ......46 Safety and Instructional Decals ......

  • Page 4: Safety

    Safety This machine has been designed in accordance with EN ISO 5395:2013. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. Using this product for purposes other than its intended use could prove dangerous to you and bystanders.

  • Page 5: Slope Indicator

    Slope Indicator g011841 Figure 3 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 degrees. Use the slope chart to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 15 degrees. Fold along the appropriate line to match the recommended slope.

  • Page 6: Safety And Instructional Decals

    Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. decal58-6520 58-6520 decal106-2655 1. Grease 106-2655 1. Warning—do not touch or approach moving belts; remove the ignition key and read the instructions before servicing or performing maintenance.
  • Page 7 decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance away from the battery. 2. No fire, open flame, or 7. Wear eye protection; explosive gases can smoking cause blindness and other injuries.
  • Page 8 decal110-2068 110-2068 1. Read the Operator's Manual. decal114-4470 114–4470 decal112-9028 112-9028 1. Read the Operator's 3. Locked 1. Warning—stay away from moving parts; keep all guards in Manual. place. 2. Height of cut 4. Unlocked decal114-4466 114-4466 1. Main (25 A) 3.
  • Page 9 decal117-3848 117-3848 1. Thrown object hazard—keep bystanders a safe distance away from the machine. 2. Thrown object hazard, mower-do not operate the machine without the deflector, discharge cover, or grass collection system in place. 3. Cutting/dismemberment of hand or foot—stay away from moving parts;...
  • Page 10 decal126-2055 126-2055 decal131-4036 131-4036 1. Wheel-lug nut torque 129 N∙m (95 ft-lb) (4x) 1. Maximum drawbar pull 36 2. Read the Operator's 2. Wheel-hub nut torque 319 N∙m (235 ft-lb) kg (80 lb) Manual. 3. Read and understand the Operator’s manual before performing any maintenance, check torque after first 100 hours then every 500 hours thereafter.
  • Page 11 decal125-9383 125–9383 1. Check hydraulic fluid every 50 operating hours. 3. Check the tire pressure every 50 operating hours. 2. Read the Operator’s Manual for information on lubricating 4. Read the Operator’s Manual before servicing or performing the machine. maintenance.
  • Page 12 decal132-0871 132-0871 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in those conditions on that day and at that site.

  • Page 13: Product Overview

    Hour Meter Product Overview The hour meter records the number of hours the engine has operated. It operates when the engine is running. Use these times for scheduling regular maintenance (Figure Fuel Gauge The fuel gauge is located with the hour meter, and the bars light up when the ignition switch is in the O position (Figure...

  • Page 14: Specifications

    A selection of Toro approved attachments and accessories is available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or Distributor or go to www.Toro.com for a list of all approved attachments and accessories.

  • Page 15: Before Operation

    Operation possible, then refuel from a portable container rather than a fuel-dispenser nozzle. • Do not operate the machine without the entire Before Operation exhaust system in place and in proper working condition. • Keep the fuel-dispenser nozzle in contact with Before Operation Safety the rim of the fuel tank or container opening at all times until fueling is complete.

  • Page 16: Filling The Fuel Tank

    • Keeps fuel fresh during storage of 90 days or less (drain the fuel tank when storing the machine for more than 90 days) • Cleans the engine while it runs • Eliminates gum-like varnish buildup in the fuel system, which causes hard starting Important: Do not use fuel additives containing methanol or ethanol.

  • Page 17: Breaking In A New Machine

    Breaking in a New Machine New engines take time to develop full power. Mower decks and drive systems have higher friction when new, placing additional load on the engine. Allow 40 to 50 hours of break-in time for new machines to develop full power and best performance.

  • Page 18: Think Safety First

    Think Safety First Please read all safety instructions and symbols in the safety section. Knowing this information could help you or bystanders avoid injury. DANGER Operating the machine on wet grass or steep slopes can cause sliding and loss of control. •...

  • Page 19: Using The Safety-Interlock System

    Using the Safety-Interlock operate as described below, have an Authorized Service Dealer repair the safety system immediately. System Sitting on the seat, engage the parking brake and move the blade-control switch (PTO) to the position. Try starting the engine; the engine WARNING should not start.

  • Page 20: Unlatching The Seat

    Unlatching the Seat During Operation To unlatch the seat, push the seat latch forward During Operation Safety (Figure 13). General Safety • The owner/operator can prevent and is responsible for accidents that may cause personal injury or property damage. • Wear appropriate clothing, including eye protection;...

  • Page 21: Operating The Parking Brake

    • Do not change the governor speed or overspeed chocked or blocked. the engine. • Use accessories and attachments approved by Toro only. Rollover Protection System (ROPS) Safety • Do not remove the roll bar from the machine. • Ensure that the seat belt is attached and that you can release it quickly in an emergency.

  • Page 22: Operating The Mower Blade-Control Switch (Pto)

    Operating the Mower Blade-Control Switch (PTO) The blade-control switch (PTO) starts and stops the mower blades and any powered attachments. Engaging the Blade-Control g008946 Figure 19 Switch (PTO) Note: Engaging the blade-control switch (PTO) with the throttle position at half or less causes excessive wear to the drive belts.

  • Page 23: Operating The Ignition Switch

    Operating the Ignition Switch Turn the ignition key to the S position TART (Figure 21). Note: When the engines starts, release the key. Important: Do not engage starter for more than 5 seconds at a time. If the engine fails to start allow a 15 second cool-down period between attempts.

  • Page 24: Using The Motion-Control Levers

    Shutting Off the Engine Using the Motion-Control Levers CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. Always remove the ignition key and engage the parking brake when leaving the machine unattended, even if just for a few minutes.
  • Page 25 Driving Forward CAUTION Note: Machine can spin very rapidly. Operator may The engine stops when you move the traction-control with the parking brake engaged. lose control of machine and cause personal injury or damage to machine. To stop, pull the motion-control levers to the N EUTRAL position.

  • Page 26: Stopping The Machine

    Driving Backward Stopping the Machine Move the levers to the center, unlocked position. To stop the machine, move the traction-control levers to neutral, and then move them to the locked position, To go backward, slowly pull the motion-control disengage the blade-control switch (PTO), and turn levers rearward (Figure 27).

  • Page 27: Adjusting The Height Of Cut

    Adjusting the Height of Cut Adjusting the Height-of-Cut Pin The height-of-cut is adjusted from 25 to 140 mm (1 Using the Transport Lock to 5-1/2 inches) in 6 mm (1/4 inch) increments by relocating the clevis pin into different hole locations. The transport lock has 2 positions, and is used with Move the transport lock to the lock position.

  • Page 28: Adjusting The Flow Baffle Cam Locks

    Shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. Adjust the anti-scalp rollers as shown in Figure Figure 31, and Figure g001100 Figure 32 1. Flange nut 4. Anti-scalp roller 2.

  • Page 29: Positioning The Flow Baffle

    Positioning the Flow Baffle The following figures are only recommendations for use. Adjustments vary by grass type, moisture content, and the height of the grass. Note: If the engine power draws down and the mower ground speed is the same, open up the baffle. Position A This is the full rear position.

  • Page 30: Operating Tips

    Position C This is the full open position. The suggested use for this position is as follows: • Tall, dense grass mowing conditions • Wet conditions • Lowers the engine-power consumption • Allows increased ground speed in heavy conditions g005833 Figure 35 g005834 Figure 36...

  • Page 31: After Operation

    Check the mower blades after each use for sharpness, and for any wear or damage. File down any nicks and sharpen the blades as necessary. If a blade is damaged or worn, replace it immediately with a genuine Toro replacement blade.

  • Page 32: Using The Drive-Wheel-Release Valves

    Note: This allows hydraulic fluid to bypass the pump enabling the wheels to turn. Disengage the parking brake before pushing the machine. g008948 Figure 37 1. On position 2. Off position Using the Drive-Wheel-Release Valves g008957 Figure 38 1. Vertical to push the 2.

  • Page 33: Transporting The Machine

    Transporting the Machine Loading the Machine Use a heavy-duty trailer or truck to transport the Use extreme caution when loading or unloading machine. Ensure that the trailer or truck has all machines onto a trailer or a truck. Use a full-width the necessary brakes, lighting, and marking as ramp that is wider than the machine for this procedure.

  • Page 34: Using The Z Stand

    Using the Z Stand The Z Stand raises the front end of the machine to allow you to clean the mower and remove the blades. WARNING The machine could fall onto someone and cause serious injury or death. • Use extreme caution when operating the machine on the Z Stand.
  • Page 35 Driving off the Z Stand Swing the stand foot out front and slide it toward machine, into the bottom of slot (Figure Remove the chocks or blocks. Figure 43). Raise the latch to the unlocked position (Figure 44). g001812 Figure 43 1.

  • Page 36: Maintenance

    Every 500 hours • Adjust the caster-pivot bearing. • Check the parking brake adjustment. • Change the hydraulic filters and hydraulic fluid when using Toro® HYPR-OIL™ 500 hydraulic fluid (more often in dirty or dusty conditions). • Check the battery charge.

  • Page 37: Pre-Maintenance Procedures

    If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you perform any maintenance. Pre-Maintenance genuine Toro replacement parts and accessories. Replacement parts and accessories made by Procedures other manufacturers could be dangerous, and such use could void the product warranty.

  • Page 38: Removing The Sheet-Metal Guard

    Removing the Sheet-Metal Lubrication Guard Grease more frequently when operating conditions are extremely dusty or sandy. Loosen the 2 front bolts and remove the sheet-metal Grease Type: No. 2 general-purpose lithium-based guard to access the mower belts and spindles (Figure or molybdenum-based grease 46).

  • Page 39: Greasing The Mower

    Greasing the Mower Grease the drive-belt idler arm (Figure 49). Service Interval: Yearly—Grease the pump-belt idler arm. Yearly—Grease the front caster pivots (more often in dirty or dusty conditions). Yearly—Repack the front caster-wheel bearings (more often in dirty or dusty conditions). Disengage the blade-control switch (PTO), move the motion-control levers to the N EUTRAL...

  • Page 40: Lubricating The Caster-Wheel Hubs

    Lubricating the With the open end of the wheel facing up, fill the area inside the wheel around the axle full of Caster-Wheel Hubs general-purpose grease. Insert the second bearing and new seal into the Service Interval: Yearly wheel. Shut off the engine, wait for all moving parts to Apply a thread-locking adhesive to the second stop, remove the key, and engage the parking spacer nut, and thread it onto the axle with the...

  • Page 41: Engine Maintenance

    Engine Maintenance Note: If the filter is damaged discard it. WARNING Contact with hot surfaces may cause personal injury. Keep your hands, feet, face, clothing, and other body parts away the muffler and other hot surfaces. Engine Safety Shut off the engine before checking the oil or adding oil to the crankcase.

  • Page 42: Servicing The Engine Oil

    Servicing the Engine Oil Install the air-cleaner cover with the breather cap down, and rotate so that the retaining clamps lock the cover in place (Figure 52). Oil Type: Detergent oil (API service SG, SH, SJ, or higher) Oil Capacity: with a filter change, 2.1 L (71 oz); with no filter change, 1.8 L (61 oz) Viscosity: See the table below.
  • Page 43 Changing the Engine Oil Service Interval: After the first 8 hours Every 100 hours (more often in dirty or dusty conditions). Note: Dispose of the used oil at a recycling center. Start the engine and let it run for 5 minutes. g008804 Note: This warms the oil so it drains better.
  • Page 44 Changing the Engine-Oil Filter Slowly pour approximately 80% of the specified oil into the filler tube and slowly add the Service Interval: Every 200 hours additional oil to bring it to the Full mark (Figure 56). Note: Change the engine-oil filter more frequently when operating conditions are extremely dusty or sandy.

  • Page 45: Servicing The Spark Plug

    Servicing the Spark Plug Service Interval: Every 100 hours Make sure that the air gap between the center and side electrodes is correct before installing the spark plug. Use a spark plug wrench for removing and installing the spark plug(s) and a gapping tool/feeler g009922 gauge to check and adjust the air gap.

  • Page 46: Checking The Spark Arrester

    Checking the Spark Plug Install the left hydraulic-unit shroud (Figure 58). Important: Do not clean the spark plug(s). Always replace the spark plug(s) when it has: a black coating, worn electrodes, an oily film, or cracks. If you see light brown or gray on the insulator, the engine is operating properly.

  • Page 47: Fuel System Maintenance

    Fuel System WARNING Hot exhaust system components may ignite Maintenance fuel vapors even after you shut off the engine. Hot particles exhausted during engine operation may ignite flammable materials. Replacing the Fuel Filter Fire may result in personal injury or property damage.

  • Page 48: Servicing The Fuel Tank

    Servicing the Fuel Tank Electrical System Maintenance Do not attempt to drain the fuel tank. Ensure that an Authorized Service Dealer drains the fuel tank and services any components of the fuel system. Electrical System Safety • Disconnect the battery before repairing the machine.
  • Page 49 Removing the Battery Installing the Battery Note: Position the battery in the tray with the terminal WARNING posts opposite from the hydraulic tank (Figure 64). Battery terminals or metal tools could short against metal machine components causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury.

  • Page 50: Servicing The Fuses

    Drive System Maintenance Checking the Seat Belt Service Interval: Before each use or daily Visually inspect seat belt for wear, cuts, and proper operation of retractor and buckle. Replace before operating if damaged. Checking the Rollover g000960 Figure 65 Protection System (ROPS) 1.

  • Page 51: Adjusting The Tracking

    If it tracks to the left, loosen the bolts and adjust the right stop plate rearward on the right T-slot until the machine tracks straight (Figure 68). Tighten the stop plate (Figure 68). g027340 Figure 68 Left control lever shown g008943 Figure 67 1.

  • Page 52: Checking The Wheel-Lug Nuts

    g001055 Figure 69 Checking the Wheel-Lug Nuts Check and torque the wheel lug nuts to 122 to 129 N∙m (90 to 95 ft-lb). g024121 Figure 70 Checking the Wheel-Hub 1. Slotted nut Slotted Nut Service Interval: After the first 100 hours Every 500 hours Check and ensure that the torque of the slotted nut is 286 to 352 N∙m (211 to 260 ft-lb).

  • Page 53: Adjusting The Caster-Pivot Bearing

    Adjusting the Caster-Pivot Using the Clutch Shim Bearing Some later model year units have been built with clutches that contain a brake shim. When the clutch Service Interval: Every 500 hours/Yearly (whichever brake has worn to the point where the clutch no longer comes first) engages consistently, the shim can be removed to extend the clutch life.
  • Page 54 Verify that 12V is present at the clutch connector the rotor and the armature face on both when the blade-control switch (PTO) switch is sides of the brake pole as shown in Figure engaged. Figure Measure the gap between the rotor and Note: Due to the way the rotor and the armature.

  • Page 55: Cooling System Maintenance

    Cooling System Maintenance Cleaning the Engine Screen and Engine-Oil Cooler Service Interval: Before each use or daily Remove any buildup of grass, dirt, or other debris from the oil cooler (Figure 78). g008804 g004218 Figure 79 1. Engine guard 4. Fan housing 2.

  • Page 56: Brake Maintenance

    Brake Maintenance Adjusting the Parking Brake Service Interval: After the first 100 hours g010169 Every 500 hours thereafter Note: This procedure must be followed after the first 100 hours or when a brake component has been removed or replaced. Drive the machine onto a level surface. Disengage the blade-control switch (PTO), move the motion control levers to the N EUTRAL...

  • Page 57: Belt Maintenance

    Belt Maintenance Inspecting the Belts Service Interval: Every 50 hours Replace the belt if it is worn. The signs of a worn belt include squealing while the belt is rotating; the blades slipping while cutting grass; and frayed edges, burn marks, and cracks on the belt.
  • Page 58 g027730 Figure 85 1. Position the belt cover 3. Ensure that the tab is under the metal catch 2. Slide the belt cover under the side catches g009038 Figure 84 1. Clutch pulley 5. Square hole in the idler arm for the ratchet 2.

  • Page 59: Replacing The Hydraulic Pump-Drive Belt

    Replacing the Hydraulic Controls System Pump-Drive Belt Maintenance Disengage the blade-control switch (PTO) and engage the parking brake. Adjusting the Shut off the engine, remove the key, and wait Control-Handle Position for all moving parts to stop before leaving the operating position.

  • Page 60: Adjusting The Motion-Control Linkage

    Remove the electrical connection from the seat safety switch, located under the bottom cushion of the seat. Note: The switch is a part of the seat assembly. Temporarily install a jumper wire across the terminals in the connector of the main wire harness.

  • Page 61: Adjusting The Motion-Control Damper

    Adjusting the Motion the lever, allow the reverse-indicator springs to bring the levers back to neutral. Control Neutral-Lock Pivot Note: The wheels must stop turning or slightly creep in reverse. The flanged nut can be adjusted to obtain a more desired motion-control lever resistance when moving Shut off the unit, remove the jumper wire from it to the N...

  • Page 62: Hydraulic System Maintenance

    Seek immediate medical attention if fluid is injected into skin. Injected fluid must be surgically removed within a few hours by a doctor. Servicing the Hydraulic System Hydraulic-Fluid Type: Toro ® HYPR-OIL ™ hydraulic fluid or Mobil ® 1 15W-50.
  • Page 63 Mobil ® 1 fluid (more often in dirty or dusty conditions). Every 500 hours—Change the hydraulic filters and hydraulic fluid when using Toro ® HYPR-OIL ™ 500 hydraulic fluid (more often in dirty or dusty conditions).

  • Page 64: Mower Deck Maintenance

    Mower Deck Install the replacement hydraulic filter. Install the pump-drive belt and the mower belt. Maintenance Remove the jack stands and lower the machine (Figure 93). Leveling the Mower Deck Add oil to the hydraulic reservoir and check for any leaks. Clean up any spilled oil.
  • Page 65 g009196 Figure 96 1. 7.6 cm (3 inch) at position 3. Measure here from the A is correct blade tip to the hard surface 4. Measure at position A and 2. 8.3 cm (3-1/4 inch) at g027343 position B is correct B on both sides Figure 95 1.
  • Page 66 To adjust the single-point system, loosen the 2 bolts at the bottom of the height-of-cut plate (Figure 99). g027344 Figure 97 g009176 1. Adjustment nut 3. Rear deck adjustment Figure 99 2. Jam nut 4. Front deck adjustment 1. Bolts at the bottom of the height-of-cut plate For mower decks shown in Figure 98, fine-tune...

  • Page 67: Servicing The Cutting Blades

    Inspecting the Blades Tighten the 2 bolts at the bottom of the height-of-cut plate (Figure 99). Service Interval: Before each use or daily Note: In most conditions, the back blade tip Inspect the cutting edges (Figure 101). should be adjusted 6.4 mm (1/4 inch) higher than the front.
  • Page 68 LOCK position, and engage the parking brake. ensure optimum performance and continued safety conformance of the machine, use genuine Toro Shut off the engine, remove the key, and wait replacement blades. Replacement blades made by for all moving parts to stop before leaving the other manufacturers may result in nonconformance operating position.

  • Page 69: Removing The Mower Deck

    Removing the Mower Deck Note: If the blade stays in a horizontal position, the blade is balanced and can be used. Before servicing or removing the mower deck, lock Note: If the blade is not balanced, file some out the spring-loaded deck arms. metal off the end of the sail area only (Figure 104).
  • Page 70 g009197 Figure 108 g009038 1. Right stabilizer Figure 107 2. Deck strut (right side shown) 1. Clutch pulley 5. Square hole in the idler 3. Remove the shoulder bolt and nut. arm for the ratchet 4. Remove the shoulder bolt and nut. 2.

  • Page 71: Replacing The Grass Deflector

    Replacing the Grass Cleaning Deflector Cleaning under the Mower WARNING Service Interval: Before each use or daily An uncovered discharge opening could allow Disengage the blade-control switch (PTO), move the lawn mower to throw objects at you or the motion-control levers to the N EUTRAL LOCK bystanders, resulting in serious injury.

  • Page 72: Storage

    Storage Note: A fuel stabilizer/conditioner is most effective when mixed with fresh fuel and used at all times. Cleaning and Storing the Run the engine to distribute conditioned fuel through the fuel system (5 minutes). Machine Shut off the engine, allow it to cool, and Disengage the blade-control switch (PTO), drain the fuel tank;...

  • Page 73: Troubleshooting

    Troubleshooting Problem Possible Cause Corrective Action The starter does not crank. 1. The blade-control switch (PTO) is 1. Move the blade-control switch (PTO) engaged. to the disengaged position. 2. The parking brake is disengaged. 2. Engage the parking brake. 3. The motion-control levers are not in 3.
  • Page 74 Problem Possible Cause Corrective Action The machine does not drive. 1. The bypass valves are not closed tight. 1. Tighten the bypass valves. 2. The pump belt is worn, loose, or 2. Change the belt. broken. 3. The pump belt is off a pulley. 3.

  • Page 75: Schematics

    Schematics g009180 Wire Diagram (Rev. A)
  • Page 76 Notes:...
  • Page 77 Notes:...
  • Page 78 Notes:...
  • Page 79 The Way Toro Uses Information Toro may use your personal information to process warranty claims, to contact you in the event of a product recall and for any other purpose which we tell you about. Toro may share your information with Toro's affiliates, dealers or other business partners in connection with any of these activities. We will not sell your personal information to any other company.
  • Page 80 Contact your seller to arrange service of the product. If for any reason it is impossible for you to contact your seller, you may contact any Toro The following time periods apply from the original date of purchase: Authorized Distributor to arrange service.

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74902te

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