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Form No. 3327–404 Rev A Mid–Size Mower ProLine Hydro 15 HP with 44 in. Side Discharge Mower Model No. 30434—Serial No. 230000001 and Up Operator’s Manual English (EN)
..Installing the Hairpin Cotter Pins and Washers Checking the Deck Side-to-Side Leveling ..2003 by The Toro Company All Rights Reserved 8111 Lyndale Avenue South Printed in the USA...
Whenever you need service, genuine Toro parts, or of this machine. additional information, contact an Authorized Service Dealer or Toro Customer Service and have the model and Improper use or maintenance by the operator or owner serial numbers of your product ready. Figure 1 illustrates can result in injury.
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The owner/user can prevent and is responsible for Never operate with the discharge deflector raised, accidents or injuries occurring to himself or herself, removed or altered, unless using a grass catcher. other people or property. Do not change the engine governor setting or overspeed the engine.
The following list contains safety information specific to Watch for holes, ruts or bumps. Tall grass can hide Toro products and other safety information you must obstacles. know. Use slow speed so that you will not have to stop while This product is capable of amputating hands and feet and on the slope.
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Never tamper with safety devices. Check safety systems for proper operation before each use. Use only genuine replacement parts to ensure that original standards are maintained. Check brake operation frequently. Adjust and service as required. Hydraulic fluid escaping under pressure can penetrate the skin and cause injury.
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 82-4590 43-8480 93-1122 66-1340 95-2814 67-5360...
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105-4109 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.
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.
No parts needed Setting up the hydro control linkage Oil drain hose Use for draining engine oil Operator’s Manual Read before operating machine Engine Operator’s Manual Read before operating machine Parts Catalog Registration card Fill out and return to Toro...
Parts needed for this step: Parts needed for this step: 1 Handle assembly 1 Fuel tank with studs installed 2 Flange bolts, 3/8 x 1 inch 2 Bolts, 5/16 x 7/8 inch 2 Flange bolts, 3/8 x 1–1/4 inch 2 Lock washers, 5/16 inch 4 Flange nuts, 3/8 inch 2 Flat washers, 5/16 inch 2 Springs...
Note: Tighten left side of shift lever plate until it is completely tight and then unscrew the locknut one full turn. This will allow the spring to work. Parts needed for this step: 2 E–clips Installing the Control Rods m–6583 1.
Parts needed for this step: Parts needed for this step: 1 Cotter pin 2 Hairpin cotter pins 1 Washer Installing the Hairpin Cotter Pins and Washers Installing the Speed Control Unused height–of–cut spacers may be stored on posts and retained by a hairpin cotter. 1.
Checking the Neutral Stud Refer to Adjusting the Neutral Stud on page 38. Checking the Control Rods Refer to Adjusting the Control Rods on page 39. Checking the Tracking No parts needed for this step. Refer to Adjusting the Tracking on page 40. Checking the Hydraulic Fluid Operation and Engine Oil...
Operator Presence Control (OPC) levers – OPC levers are used in conjunction with deck engagement switch (PTO) to release blade brake and engage clutch to drive mower blades. Release OPC levers to disengage mower blades. Blade control switch (PTO) – Pull switch used in conjunction with OPC levers to release blade brake and engage clutch to drive mower blades.
2. Place thumbs on the upper part of the neutral locks and Important Do not pull recoil rope to its limit or let go rotate them forward until in forward slot (Fig. 11). of the starter handle when rope is pulled out because rope may break or recoil assembly may be damaged.
Disengaging the Mower Blades (PTO) 1. Release Operator Presence Control (OPC) levers to disengage blades (Fig. 13). The Safety Interlock System Caution If safety interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury. Do not tamper with the interlock switches. m–6614 Check the operation of the interlock switches Figure 12...
Bringing Machine to Neutral 5. With the engine running, move the speed control lever forward. Release the OPC levers. The engine should Position kill. 6. If all the above conditions are not met have an Always set the neutral lock when you stop the machine. Authorized Service Dealer repair the safety system Set the parking brake if it is left unattended.
Side Discharge or Mulch Grass 3. Open the by-pass valves, by turning them counter clockwise 1 to 2 turns, to push the machine. This allows hydraulic fluid to by-pass the pump and the This mower has a hinged grass deflector that disperses wheels to turn (Fig.
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 17 1. Gage wheel 4. Washer 2. Nut 5. Spacer 3. Bolt m–5230 Figure 16 1.
Adjusting the Handle Height 4. Remove the lower flange bolts (3/8 x 1 inch) and flange nuts securing handle to rear frame (Fig. 21). The handle position can be adjusted to match the 5. Pivot handle to desired operating position and install operator ’s height preference.
Using the Mid–Size Weight Kit A weight kit is available for this machine. This kit is optional and can be obtain from an Authorized Service Dealer The weight kit mounted in the front position is required when a Tru–Trak Sulky is installed. The weight kit mounted in the back position is optional when a Tru–Trak Sulky is not installed (Fig.
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 level Safety System—check Each Use Brake—check Engine—clean outside Mower Housing—clean Engine Oil—change After first 8 Hours Hydraulic Oil—check Mower Housing—clean Caster Wheels—grease...
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.
Ó Ó Ó Ó Ó Ó Ó 2. Place the air cleaner assembly onto the air cleaner base Ó Ó Ó Ó Ó Ó Ó (Fig. 23). Secure with nut. Ó Ó Ó Ó Ó Ó Ó 3. Install the air cleaner cover and secure latches (Fig.
9. Slowly pour approximately 80% of the specified oil, page 28, into the filler tube (Fig. 26). 10. Check the oil level; refer to Checking the Engine Oil Level, page 28. 11. If needed, slowly add additional oil to bring to the full mark on dipstick.
Type: Champion RCJ8Y or NGK BPR4ES Air Gap: 0.030 inch (.75 mm) Removing the Spark Plug 0.030 inch (.75 mm) 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 position.
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.
and linkage. This will help insure adequate cooling and correct engine speed and will reduce the possibility of overheating and mechanical damage to the engine. Checking the Tire Pressure Service Interval/Specification Maintain the air pressure in the front and rear tires as specified.
5. Install the fuel line onto the valve. Slide the hose clamp close to the valve to secure the fuel line. Figure 38 m–5235 1. Hose clamp 3. Filter 2. Fuel line Figure 37 1. Fuel shut-off valve 2. Clamp Servicing the Hydraulic System Servicing the Fuel Filter...
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6. Recheck the fluid level while the fluid is warm. If Important Do not substitute automotive oil filter or required, add fluid to the reservoir until it reaches the severe hydraulic system damage may result. hot level of the baffle. 2.
Hydraulic Linkage 9. Start engine and let run for about two minutes to purge air from the system. Stop the engine and check for Adjustments leaks. If one or both wheels will not drive, refer Bleeding Hydraulic System, page 35. Perform the following linkage adjustments when the 10.
Temporary Neutral Stud Adjustment 1. Move the left and righthand neutral lock latches to the unlatched position (Fig. 11). 2. Move the speed control lever to the neutral position (Fig. 42). 3. Loosen the nut against the yoke (Fig. 45). 4.
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Warning Mechanical or hydraulic jacks may fail to support machine and cause a serious injury. Use jack stands when supporting the machine. Do not use hydraulic jacks. Adjusting the Left Side Hydro Control Linkage m–6606 Warning Figure 46 1. Hydro control linkage 3.
11. Tighten the front nut on left hydro control linkage 10. Repeat adjustment if needed. shown in figure 47. m–5396 Figure 48 1. Speed control lever 3. spring 2. Rear pivot spring m–6605 Figure 49 Right Side Linkage Adjustment 1. Hydro control linkage 4.
Adjusting the Control Rod Checking the Control Rod 1. With rear of machine still on jack stands and engine running at full throttle, move the speed control lever to the medium speed position. Note: The OPC levers must be held down whenever the speed control lever is out of the neutral position or the engine will kill.
Servicing the Brake Note: Make sure the clevis pins are inserted into the neutral locks. 7. Repeat this adjustment for opposite side. Service Interval/Specification Before each use, check brake for proper operation. Always set the parking brake when you stop the machine or leave it unattended.
m–2600 Figure 55 1. Adjusting nut 3. Feeler gauge 2. Slot m–6614 Figure 54 1. Yoke 5. Jam nut Servicing the Cutting Blades 2. Parking brake lever 6. Brake rod (released position) 7. Lower brake lever 3. Clevis pin To ensure a superior quality of cut, keep the blades sharp. 8.
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Blades must be replaced if a solid object is hit, if the blade is out of balance or is bent. To ensure optimum performance and continued safety conformance of the machine, use genuine TORO replacement blades. Replacement blades made by other manufacturers may result in non-conformance with safety standards.
Important The sail part of the blade must be pointing upward, toward the inside of the mower to ensure proper (Fig. 59). cutting (Fig. 59). 2. Install the lock washer and blade bolt Torque the blade bolt to 85–110 ft-lb (115–140 N m). Correcting the Mower Quality of Cut If one deck blade cuts lower than the other, correct as...
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8. Tighten the carrier frame mounting bolts on both sides of the machine. m–5237 m–6369 Figure 63 1. Back view of machine 4. Same height at locations A and B 2. Top of engine deck Figure 62 3. Tires 1. Carrier Frame 4.
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. 66). Measure at C and D locations (Fig. 66) from a level surface to the cutting edge of the blade tips (Fig.
8. Reinstall the PTO drive belt. Refer to Replacing the PTO Drive Belt page 47. 9. Adjust deck belt guide an 1/8 inch (3 mm) from belt (Fig. 73). 10. Reinstall the deck covers onto the cutting unit, then reinstall and tighten the knobs. 11.
8. Adjust PTO drive belt guides an 1/8 inch (3 mm) from belt (Fig. 74). 9. Install the belt covers onto the cutting unit, then install and tighten the knobs. 10. Install the carrier frame cover onto the cutting unit, then install and tighten the hand knobs.
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.
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;...
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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.
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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.
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.