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Summary of Contents for Toro ProLine Hydro
- Page 1 Form No. 3350–745 Mid–Size Mower ProLine Hydro 15 HP with 44in Side Discharge Mower Model No. 30439—Serial No. 240000001 and Up Operator’s Manual Original Instructions (EN) Register your product at www.Toro.com...
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Page 2: Table Of Contents
... . . Changing the Side-to-Side Leveling ..Contact us at www.Toro.com 2004 by The Toro Company All Rights Reserved 8111 Lyndale Avenue South Printed in the USA... -
Page 3: Introduction
Authorized Service Institute in effect at the time of production. Dealer or Toro Customer Service and have the model and Note: The addition of attachments made by other serial numbers of your product ready. Figure 1 illustrates... - Page 4 Never let children or untrained people operate or Never operate with the PTO shield, or other guards not service the equipment. Local regulations may restrict securely in place. Be sure all interlocks are attached, the age of the operator. adjusted properly, and functioning properly. The owner/user can prevent and is responsible for Never operate with the discharge deflector raised, accidents or injuries occurring to himself or herself,...
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Page 5: Toro Mower Safety
Never tamper with safety devices. Check safety The following list contains safety information specific to systems for proper operation before each use. Toro products and other safety information you must Use only genuine replacement parts to ensure that know. original standards are maintained. -
Page 7: Slope Chart
Slope Chart Align this edge with a vertical surface (Tree, Building, Fence post, pole, etc.) -
Page 9: Safety And Instruction Decals
Safety and Instruction 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. 68-8340 1-523552 93-1122 43-8480 95-2814 66-1340 98-0776 67-5360... - Page 10 105-4146 98-4387 1. Warning—wear hearing protection. 106-5532 104-8186 106-0699 104-2838 104-8569 106-5513 105-4110 105-4109...
- Page 11 106-0635 106-5515 1. Keep bystanders a safe 4. Stop the engine and pick up 9. To drive forward, move the 12. Power take-off (PTO) distance from the machine. debris before operating. controls as illustrated. 13. Fast 2. Do not allow bystanders to 5.
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Page 12: Gasoline And Oil
Gasoline and Oil Recommended Gasoline Warning Use UNLEADED Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded Gasoline is harmful or fatal if swallowed. regular gasoline may be used if unleaded regular is not Long–term exposure to vapors can cause serious available. -
Page 13: Setup
Setting up the hydro control linkage Oil drain hose Use for draining the engine oil Operator’s Manual Read before operating machine Engine Operator’s Manual Read before operating machine Safety Video Watch before operating machine Parts Catalog Registration card Fill out and return to Toro... -
Page 14: Removing The Shipping Bracket
Step Removing the Shipping Bracket m–6510 Figure 3 Parts needed for this step: 1. Center Gage Wheels and 3. Bolt Spacer None 4. Washer 2. Nut Procedure 1. Remove the center gage wheel nut, 2 large washers, angle bracket and 1 small washer (Fig. 4). Discard the Step 2 large washers and the angle bracket. -
Page 15: Installing The Fuel Tank
4. Secure the handle at each lower mounting hole with a Step flange bolt (3/8 x 1 inch) and flange nut (Fig. 4). Note: The handle position can be adjusted to match the operator ’s height preference. Installing the Fuel Tank Parts needed for this step: Qty. -
Page 16: Installing The Control Rods
Note: Make sure the fuel line and clamp are on as shown Step in Figure 6. Installing the Control Rods m–6504 Figure 6 Parts needed for this step: 1. Fuel line 3. Fuel tank connection 2. Clamp Qty. Part E–ring 4. -
Page 17: Installing The Speed Control Rod
4. Install hairpin cotter pins between drive levers and neutral locks and into clevis pins (Fig. 9). m–6639 m–6602 Figure 9 Figure 10 1. Left handle shown 5. Control rod 1. Speed control rod 4. Speed control crank 2. Neutral lock 6. -
Page 18: Checking The Tire Pressure
2. Install a spacer onto both rear height–of–cut posts and Step install the hairpin cotter pins. Checking the Hydraulic Fluid and Engine Oil m–7584 Figure 11 Parts needed for this step: 1. Hairpin cotter 3. Height–of–cut post (rear shown) None 2. -
Page 19: Operation
Checking the Temporary Neutral Stud Adjustment Refer to Temporary Neutral Stud Adjustment on page 38. Checking the Hydro Control Linkages Figure 13 Refer to Adjusting the Hydro Control Linkages on page 38. 1. Caution 2. Wear hearing protection Checking the Neutral Stud Controls Refer to Adjusting the Neutral Stud on page 40. -
Page 20: Starting And Stopping The Engine
Perform any recommended maintenance at these intervals. 4. Grasp the recoil starter handle firmly and pull out until Refer to Recommended Maintenance Schedule on positive engagement results; then pull handle page 27. vigorously to start engine and allow rope to recoil slowly. -
Page 21: Operating The Parking Brake
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 set the parking brake when leaving the machine unattended, even if just for a few minutes. m–7553 Setting the Parking Brake Figure 16... -
Page 22: The Safety Interlock System
The speed control lever is shifted out of neutral with the parking brake set. The blade control switch (PTO) is pulled on without holding the OPC levers. Testing the Safety Interlock System Test the safety interlock system before you use the machine each time. -
Page 23: Bringing Machine To Neutral Position
To go straight, release drive levers equally (Fig. 20). Caution To turn, squeeze the drive lever on the side and direction you want to turn (Fig. 20). Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. -
Page 24: Transporting Machines
Danger Without the grass deflector, discharge cover, or complete grass catcher assembly mounted in place, you and others are exposed to blade contact and thrown debris. Contact with rotating mower blade(s) and thrown debris will cause injury or death. Never remove the grass deflector from the mower because the grass deflector routes m–6576 material down toward the turf. -
Page 25: Adjusting The Gage Wheels
Note: Spare height–of–cut spacers may be stored on posts and retained by a hairpin cotter. Important All four hairpin cotter pins must be in the same hole location and with the correct number of spacers for a level cut. m–6470 Figure 23 1. -
Page 26: Adjusting The Handle Height
Adjusting the Handle Height 5. Pivot handle to desired operating position and install lower flange bolts (3/8 x 1 inch) and flange nuts into mounting holes. Tighten all flange bolts. The handle position can be adjusted to match the operator ’s height preference. Note: 1. -
Page 27: Maintenance
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Engine Oil—check the level Safety System—check Each Use Brake—check Engine—clean the engine screen Mower Housing—clean Engine Oil—change After first 8 Hours Hydraulic Oil—check Mower Housing—clean... -
Page 28: Servicing The Air Cleaner
Caution 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 and disconnect the spark plug wire from the spark plug(s) before you do any maintenance. Set the wire aside so that it does not accidentally contact the spark plug. -
Page 29: Servicing The Engine Oil
2. Inspect the element for tears, an oily film, or damage 3. Stop the engine, remove the key, and wait for all to the rubber seal. moving parts to stop before leaving the operating position. 3. Replace the paper element if it is damaged, or cannot be cleaned thoroughly. -
Page 30: Servicing The Spark Plugs
Note: Dispose of the used oil at a recycling center. 4. Install the replacement oil filter to the filter adapter, turn the oil filter clockwise until the rubber gasket contacts the filter adapter, then tighten the filter an additional 3/4 turn (Fig. 31). 5. -
Page 31: Cleaning The Cooling System
Checking the Spark Plugs 4. Clean the debris and grass from the engine parts. 5. Install air intake screen, recoil starter and fan housing. 1. Look at the center of the spark plugs (Fig. 33). If you see light brown or gray on the insulator, the engine is operating properly. -
Page 32: Greasing And Lubrication
Greasing and Lubrication Service Interval/Specification Grease with No. 2 general purpose lithium base or molybdenum base grease. How to Grease 1. Disengage the PTO and set the parking brake. 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating m–6367 position. -
Page 33: Checking The Tire Pressure
Adjusting the Electric Clutch 2. Grease the bearings on both sides of the machine (Fig. 39). The clutch is adjustable to ensure proper engagement and proper braking. Check adjustment after every 100 hours of operation. 1. To adjust clutch, tighten or loosen lock nuts on flange studs (Fig. -
Page 34: Servicing The Fuel Filter
3. Squeeze the ends of the hose clamp together and slide 6. Install a new filter and move the hose clamps close to it up the fuel line away from fuel filter (Fig. 42). the filter. 4. Pull the fuel line off the fuel filter (Fig. 42). Open fuel 7. - Page 35 Replacing the Hydraulic Filter 4. If the fluid is low, add fluid to the reservoir until it reaches the cold level of the baffle. Warning 5. Run the machine at low idle for 15 minutes to allow any air to purge out of the system and heats the fluid. Refer to Starting and Stopping the Engine on page 20.
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Page 36: Hydraulic Linkage Adjustments
Checking the Hydraulic Lines After every 100 operating hours, check hydraulic lines and hoses for leaks, loose fittings, kinked lines, loose mounting supports, wear, weather and chemical deterioration. Make necessary repairs before operating. Note: Keep areas around hydraulic system clean from grass and debris build up. - Page 37 2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Move the speed control lever to the full forward position (Fig. 47). m–6477 Figure 47 m–6607 Figure 48 1. Speed control lever 4.
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Page 38: Temporary Neutral Stud Adjustment
Adjusting the Hydraulic 12. To adjust the switch location, loosen the two neutral bracket screws holding the switch plate to the frame Control Linkages (Fig. 49). 13. Adjust the switch up or down to obtain an 1/8 to Warning 1/4 inch (3 to 6 mm) space (Fig. 49). 14. - Page 39 5. Loosen the front nut on left hydro control linkage as shown in figure 52. 6. Turn the left rear adjusting nut counter–clockwise until wheel rotates forward (Fig. 52). 7. Turn the rear adjusting nut clockwise 1/4 of a turn at a time.
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Page 40: Adjusting The Neutral Stud
Adjusting the Neutral Stud 4. Adjust the right side linkage by turning the quick track knob counterclockwise until the tire begins to rotate forward (Fig. 54). Warning 5. Turn the knob clockwise 1/4 of a turn at a time. Then move the speed control forward and back to neutral. -
Page 41: Adjusting The Control Rods
Note: Make sure you have not reached the end of the neutral lock slot (Fig. 57). If you have, shorten the control rod. Refer to Adjusting the Control Rod on page 41. 6. If the wheel turns while holding the drive lever in neutral position, the neutral stud needs to be adjusted (Fig. -
Page 42: Servicing The Brake
Adjusting the Brake 3. Start and run the unit. Observe the tracking on a level, smooth, hard surface such as concrete or asphalt. The brake handle is on the left side of machine (Fig. 59). 4. If the unit tracks to one side or the other, turn the quick If the parking brake does not hold securely, an adjustment track knob. -
Page 43: Servicing The Cutting Blades
Servicing the Cutting Blades Checking for Bent Blades 1. Rotate the blades until the ends face forward and To ensure a superior quality of cut, keep the blades sharp. backward (Fig. 61). Measure from a level surface to For convenient sharpening and replacement, you may the cutting edge, position A, of the blades (Fig. -
Page 44: Correcting The Mower Quality Of Cut
To ensure optimum performance and continued safety conformance of the Figure 65 machine, use genuine TORO replacement blades. 1. Blade 2. Balancer Replacement blades made by other manufacturers may result in non-conformance with safety standards. - Page 45 3. Place a long straight edge on top of the engine deck as 5. Measure engine deck height at location B (Fig. 67). shown in figure 66. 6. If the height at location A and B are not the same, 4.
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Page 46: Checking The Deck Front-To-Rear Pitch
Checking the Deck 24 in. Front-to-Rear Pitch (61cm) 1. Check the tire pressure on both deck and traction unit. 2. Position one blade front-to-rear (Fig. 70). Measure at C and D locations (Fig. 70) from a level surface to the cutting edge of the blade tips (Fig. -
Page 47: Checking The Deck Side-To-Side Leveling
MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE m–2550 Figure 74 Changing the Side-to-Side m–6371 Leveling Figure 72 Changing the side–to–side leveling is done by adjusting 1. Caster Wheel 4. Jam nut tire pressure. 2. Carrier Frame 5. Ball joint 3. -
Page 48: Replacing The Mower Belt
MEASURE FROM CUTTING EDGE TO A LEVEL SURFACE m–2550 Figure 76 5. If it does not measure correctly, add air pressure in rear tires to raise height–of–cut 6. If it does not measure correctly, decrease air pressure in rear tires to lower height–of–cut. m–6529 7. -
Page 49: Replacing The Caster Wheel Fork Bushings
m–6529 m–6372 Figure 78 Figure 79 1. PTO engagement pulley 4. Center Spindle Pulley 1. Locking Pin 3. Carrier frame mounting 2. PTO drive belt idler 5. PTO Drive belt guide tube 2. Spacers (locate as 3. PTO drive Belt 6. -
Page 50: Caster Wheel And Bearings Service
Caster Wheel and Bearings Replacing the Grass Deflector Service Warning The caster wheels rotate on a roller bearing supported by a spanner bushing. If the bearing is kept well lubricated, An uncovered discharge opening could allow the wear will be minimal. Failure to keep the bearing well lubricated will cause rapid wear. -
Page 51: Wiring Diagram
Wiring Diagram WIRE COLOR CODES PINK BLACK BROWN BLUE GREEN VIOLET PTO Switch (Off) GREY WHITE ORANGE YELLOW Neutral SPARK PLUG SPARK PLUG Switch (In Neutral) IGNITION MODULES Clutch HR MTR Park Brake Switch (On) Interlock Relay Operator Presence KEY SWITCH Switch (OPEN = ON) (No Operator) -
Page 52: Hydraulic Diagram
Hydraulic Diagram m–5225... -
Page 53: Cleaning And Storage
Cleaning and Storage B. Run the engine to distribute conditioned fuel through the fuel system (5 minutes). 1. Disengage the power take off (PTO) and turn the C. Stop the engine, allow it to cool and drain the fuel ignition key to Off to stop the engine. Remove the key. tank;... - Page 54 PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Engine loses power. Engine load is excessive. Reduce ground speed. Air cleaner is dirty. Clean air cleaner element. Oil level in crankcase is low. Add oil to crankcase. Cooling fins and air passages Remove obstruction from under engine blower housing cooling fins and air passages.
- Page 55 PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Abnormal vibration. 1. Cutting blade(s) is/are bent or 1. Install new cutting blade(s). unbalanced. 2. Blade mounting bolt is loose. 2. Tighten blade mounting bolt. 3. Engine mounting bolts are 3. Tighten engine mounting bolts. loose.
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Page 56: The Toro Total Coverage Guarantee
If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.