Form No. 3367-780 Rev A Commercial Walk-Behind Traction Unit Fixed Deck, Pistol Grip, Hydro, Fitted with a 48in (122cm), 36in (91cm) or 32in (81cm) Rear Discharge Cutting Unit Model No. 30033 (Traction Unit)—Serial No. 311000001 and Up Model No. 02712 (48in (122cm) Cutting Unit)—Serial No. 311000001 and Up Model No. 02711 (36in (91cm) Cutting Unit)—Serial No. 311000001 and Up Model No. 02710 (32in (82cm) Cutting Unit)—Serial No.
This product complies with all relevant European directives, for details please see the separate product specific Declaration of Conformity (DOC) sheet. Model No. Serial No. Introduction This rotary-blade, lawn mower is intended to be used by residential homeowners or professional, hired operators. It is designed primarily for cutting grass on well-maintained lawns on residential or commercial properties. It is not designed for cutting brush or for agricultural uses.
Contents Servicing the Spark Plugs.................................... 26 Fuel System Maintenance ....................................... 27 Servicing the Fuel Tank ...................................... 27 Servicing the Fuel Filter ...................................... 28 Drive System Maintenance ..................................... 29 Adjusting the Speed Control Linkage .................. 29 Adjusting the Neutral Control Linkages .............. 29 Adjusting the Hydro Control Linkages ................
Safety • If gasoline is spilled, do not attempt to start the engine but move the mower away from the area of spillage and avoid creating any source of ignition until gasoline vapors have dissipated. • Replace all fuel tank and container caps securely. Improperly using or maintaining this mower can result in injury. To reduce the potential for injury, comply with these safety instructions.
• Never pick up or carry a lawn mower while the engine is running. • Use extreme caution when reversing or pulling a pedestrian controlled lawn mower towards you. • Walk, never run. • Slopes: – Do not mow excessively steep slopes. – Exercise extreme caution when on slopes. – Mow across the face of slopes, never up and down and exercise extreme caution when changing direction on slopes. – Always be sure of your footing on slopes.
Sound Pressure for the 32 RD, 36 RD and 48 RD Vibration Level for the 48 RD The 32 RD has a sound pressure level at the operator’s ear of 91 dBA, which includes an Uncertainty Value (K) of 1 dBA. Measured vibration level for right hand = 2.0 m/s2 Hand-Arm Measured vibration level for left hand = 2.0 m/s2 Uncertainty Value (K) = 1.0 m/s2 The 36 RD has a sound pressure level at the operator’s ear of 85 dBA, which includes an Uncertainty Value (K) of 1 dBA.
Slope Indicator G011841 Figure 4 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 20 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 20 degrees. Fold along the appropriate line to match the recommended slope. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3. Example of how to compare slope with folded edge.
Safety and Instructional Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Keep safety signs clear and visible, replace any decal that is damaged or lost. 40-13–010 1. Cutting hazard of hand 2. Cutting hazard of foot 106-2733 1. Fast 2. Continuous variable setting 3. Slow 95-5537 106-5517 1. Read the Operator’s 3. Push forward to engage Manual for instructions on operating the cutting blade 2. Pull back to disengage 1.
115-1039 1. Parking brake—disengaged 115-4212 2. Parking brake—engaged 1. Hydraulic oil level 3. Warning—do not touch the hot surface. 2. Read the Operator’s Manual. 115-1038 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. Forward Neutral Reverse To turn right move the left hand lever into the forward position while the right hand lever is in the neutral position. To turn left move the right hand lever into the forward position while the left hand lever is in the neutral position.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Use Qty. 1 No parts required – Check the fluids and tyre pressure. 2 Operator’s Manual Engine Operator’s Manual Parts Catalog Operator training material Registration Card Oil drain hose 1 1 1 1 1 1 Read the Operator’s Manual and watch the operator training material before operating the machine. Note: Determine the left and right sides of the machine from the normal operating position.
Product Overview Figure 5 1. Mower deck 2. Brake 3. Gas tank 4. Controls 5. Handle 6. Caster wheel Figure 6 1. 2. 3. 4. 5. Controls Throttle control Speed control lever Ignition switch Neutral lock Operator Presence Control levers (OPC) 6. 7. 8. 9. 10. Handle Drive Lever Blade control knob (PTO) Choke Fuel shut-off valve Become familiar with all the controls (Figure 6) before you start the engine and operate the machine. Throttle Control The throttle control has two positions: Fast and Slow.
Ignition Switch 48 inch mowers: This switch is used in conjunction with recoil starter and has two positions: Run and Off. Width 49–1/2 inches (126 cm) Length 76–1/2 inches (194 cm) Speed Control Lever Height 44 inches (112 cm) Weight 547 lb (248 kg) This machine has a variable speed control with a neutral position. This controls how fast the machine will travel.
Operation DANGER In certain conditions during fueling, static electricity can be released causing a spark which can ignite the gasoline vapors. A fire or explosion from gasoline can burn you and others and can damage property. • Always place gasoline containers on the ground away from your vehicle before filling.
Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline. To minimize the chance of varnish deposits in the fuel system, use fuel stabilizer at all times. CAUTION Children or bystanders may be injured if they move or attempt to operate the machine while it is unattended. Filling the Fuel Tank Always remove the ignition key and set the parking brake when leaving the machine unattended, even if just for a few minutes. 1. Shut the engine off and set the parking brake. 2.
4. Let engine idle for 30 to 60 seconds before turning the engine off. 5. To stop the engine, turn the ignition key to off. Figure 9 1. Split ring 2. Control shield bolt • After the engine is started, pull the chain straight out from side of machine until ring can be removed from shield bolt. Slowly release tension on chain. Figure 10 1. Throttle lever 2. Ignition switch 3. Disengage the blade control knob (PTO) and move the speed control lever to neutral. 3.
2. Pull blade control knob (PTO) up. Hold the OPC levers against handle grip. Note: Releasing the OPC levers with the mower blades running will kill the engine. 3. Restart the engine and repeat the procedure to engage the mower blades if the operator presence control (OPC) levers are released. Figure 11 1. Handle 2. Neutral lock 3. Neutral position 4. Drive lever 5. Full speed forward 6. Reverse position Releasing the Neutral Lock 1. Squeeze the drive levers back until an increase in force is felt. 2.
Understanding the Safety Interlock System 7. With the engine running, move the speed control lever forward. Release the OPC levers. The engine should kill. The safety interlock system is designed to prevent the mower from starting unless: • The blade control knob (PTO) is pushed off. • The speed control lever is in neutral. 8. If all the above conditions are not met have an Authorized Service Dealer repair the safety system immediately.
Bringing the Machine to Neutral Position Note: Rotate the by-pass valves a maximum of 2 turns so the valve does not come out of the body causing fluid to run out. Always set the neutral lock and parking brake when you stop the machine. 1. Squeeze the drive levers to neutral position. 2. Set the neutral locks. Refer to Operating Neutral Locks. 3. Move speed control lever to neutral position. Important: Do not start or operate the machine with the by-pass valves open. Damage to system may occur.
1. Disengage the PTO and pull the throttle to the slow position. 2. Turn the ignition switch to off. 3. Wait for all moving parts to stop before leaving the operating position. Set the parking brake. 4. Hold the blade bolt and remove the nut. Slide the bolt down through the spindle, and change the spacers as needed (Figure 16). 3. Place a jack under the engine frame. Raise the back end of the engine frame up enough to remove the drive wheels. 4. Remove the drive wheels. 5.
3. Remove the lower flange bolts (3/8 x 1 inch) and flange nuts securing handle to rear frame (Figure 20). 4. 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. Figure 18 1. Latch pin 2. Spacer, 3/16 inch (5 mm) 3. Spacer, 1/2 inch (13 mm) 2. Remove the latch pin, slide the caster from the support, and change the spacers (Figure 18). 3.
Height of Cut Chart Number of spacers below caster Number of 1/4 inch (6 mm) blade spacers below spindle 1/2 inch (13mm) 3/16 inch (5mm) 4 3 2 1 0 A 0 0 1 inch (26 mm) 1–1/4 inch (32 mm) 1–1/2 inch (38 mm) 1–3/4 inch (45 mm) 2 inch (51 mm) A 0 1 1–1/8 inch (29 mm) 1–3/8 inch (35 mm) 1–5/8 inch (41 mm) 1–7/8 inch (48 mm) 2–1/8 inch (54 mm) A 1 0 1–3/8 inch (35 mm) 1–5/8 inch (41 mm) 1–7/8 inch (48 mm) 2–1/8 inch (54 mm) 2–3/8 inch (60 mm) B 0 1 1–3/8 inch (35 mm) 1–5/8 in
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • • • • After the first 25 hours • Check the mower belt tension. Before each use or daily • • • • • • Change the engine oil. Check the mower belt tension. Check the hydraulic fluid level. Replace the hydraulic oil filter. Check the safety system.
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 position. 3. Clean the grease fittings with a rag. Make sure to scrape any paint off the front of the fitting(s). 4. Connect a grease gun to the fitting. Pump grease into the fittings until grease begins to ooze out of the bearings. 5. Wipe up any excess grease. Lubricating the Caster and Wheel Bearings Figure 21 1. Pump drive idler arm 2.
Engine Maintenance Servicing the Air Cleaner Service Interval/Specification Note: Service the air cleaner more frequently (every few operating hours) if the operating conditions are extremely dusty or sandy. Important: Do not oil the foam or paper element. Removing the Foam and Paper Elements 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. 3.
1. Carefully slide the foam element onto the paper air cleaner element (Figure 22). 2. Place the air cleaner assembly onto the air cleaner base and secure it with the 2 wing nuts (Figure 22). 3. Place the air cleaner cover into position and tighten the cover knob (Figure 22). Servicing the Engine Oil Figure 24 Service Interval/Specification 2. Filler tube 1. Oil dipstick Note: Change the oil more frequently when the operating conditions are extremely dusty or sandy. 5.
3. Apply a thin coat of new oil to the rubber gasket on the replacement filter (Figure 26). 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 (Figure 26). 5. Fill the crankcase with the proper type of new oil; refer to Servicing the Engine Oil. 6. Run the engine for about 3 minutes, stop the engine, and check for oil leaks around the oil filter and drain valve. 7.
Fuel System Maintenance 4. Clean around the spark plugs to prevent dirt from falling into the engine and potentially causing damage. 5. Remove the spark plugs and the metal washers. Servicing the Fuel Tank Checking the Spark Plugs DANGER Service Interval: Every 100 hours 1. Look at the center of the spark plugs (Figure 28). If you see light brown or gray on the insulator, the engine is operating properly. A black coating on the insulator usually means that the air cleaner is dirty.
Figure 29 1. Fuel shut-off valve 2. Fuel filter Figure 30 1. Hose clamp 2. Fuel line Servicing the Fuel Filter 3. Filter Replacing the Fuel Filter 5. Remove the filter from the fuel lines. Service Interval: Every 200 hours/Yearly (whichever comes first) 6. Install a new filter and move the hose clamps close to the filter. Never install a dirty filter if it is removed from the fuel line. 7. Open fuel shut-off valve at fuel tank (Figure 29).
Drive System Maintenance 7. Check to make sure the safety switch is depressed and there is a 5/16 inch (8 mm) space between the actuating tab and the switch. (Figure 32). 8. If needed, adjust switch location to create the 5/16 inch (8 mm) space (Figure 32). Perform the following linkage adjustments when the machine needs maintenance. Perform steps Adjust the Speed Control Linkage through Adjusting the Tracking. If any adjustment is needed , do them in the order that they are listed.
1. Disengage the PTO and set the parking brake. 2. Stop the engine and wait for all moving parts to stop before leaving the operating position. 3. Raise the rear of the machine onto jack stands to raise the drive wheels off the ground. 4. Disengage the parking brake. 5. Start the engine and move the throttle ahead to the full throttle position. 6. Place the neutral locks in the full forward position and move the speed control lever to the medium speed position. 7. Hold OPC levers down. 14.
4. Disengage the parking brake. 5. Start the engine and move the throttle ahead to the full throttle position. 6. Place the left drive lever in the full forward position. 7. Place the speed control lever in the neutral position. 12. After adjusting the left hydro control linkage, move the speed control lever forward and then back to the neutral position. 13. Hold the OPC levers down.
Adjusting the Right Side Linkage Note: The OPC levers must be held down whenever the speed control lever is out of the neutral position or the engine will kill. 1. Place the speed control lever in the neutral position. 2. Place the right drive lever in the full forward position. 2. Move the respective drive lever upward until it reaches the neutral position and engage neutral locks. 3.
2. Stop the engine and wait for all moving parts to stop before leaving the operating position. 3. For a heavier drive setting, relocate the spring anchor links to either the medium or heavy duty positions (Figure 41). The spring anchor links are attached to the upper rear corner of the hydro drive shields on the left and right sides of the machine. Note: In the medium or heavy duty positions, the drive lever forces at the upper handle will also be increased Figure 39 1. 2. 3. 4.
Cooling System Maintenance Brake Maintenance Cleaning the Air Intake Screen Before each use, check the parking brake for proper operation. Service Interval: Before each use or daily Always set the parking brake when you stop the machine or leave it unattended. If the parking brake does not hold securely, adjust it.
link yoke counterclockwise out of the yoke out to loosen the parking brake (Figure 44). Belt Maintenance Note: There should be approximately 1/4 inch clearance between the tyre and the flat bar when the parking brake in the released position (Figure 44). Checking the Belts Service Interval: Every 50 hours/Monthly (whichever comes first) 5. Secure the lower link to the lower brake lever with the hair pin cotter and the clevis pin (Figure 44).
Adjusting the Mower Belt Tension 5. Engage the blade control lever (PTO) and check the belt tension. 6. If there is no adjustment left in the turnbuckle and the belt is still loose, the rear idler pulley needs to be positioned to the middle or front hole (Figure 47). Use the hole that will give the correct adjustment. Adjusting the Tension Service Interval: After the first 8 hours 7. When the idler pulley is moved the belt guide must be moved. Move the belt guide to the front position (Figure 47).
Figure 48 1. Belt guide Figure 49 9. Check the blade brake adjustment; refer to Adjusting the Blade Brake. 1. Bellcrank 2. Safety switch located under engine deck 3. Bellcrank just clears the gusset with the PTO engageded Adjusting the PTO Engagement Linkage The PTO engagement linkage adjustment is located beneath the front left hand corner of the engine deck. 4. Yoke 5. Nut 6. Assist arm link 5. Make sure the assist arm is against the rear assist arm stop on the deck (Figure 50). 6.
Hydraulic System Maintenance 10. Remove the assist arm link from the assist arm and rotate the link to adjust the length. 11. Install the assist arm link into the assist arm and secure it with the hairpin cotter pin (Figure 50). 12. Check if the assist arm hits against the stops correctly. Servicing the Hydraulic System Adjusting the PTO Safety Switch Checking the Hydraulic Fluid 1. Disengage the blade control (PTO) lever and set the parking brakes.
8. Recheck the fluid level while the fluid is warm. If required, add fluid to the reservoir until it reaches the hot level of the baffle. Note: The fluid level should be to the top of the hot level of the baffle, when the fluid is warm (Figure 52). 9. Install cap on filler neck. WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury.
wheels rotate slowly, the system may prime after additional running. Recheck hydraulic fluid level. through normal operation once the charge pump is primed. 1. Disengage the PTO and set the parking brake. 2. Stop the engine and wait for all moving parts to stop before leaving the operating position. 9. Allow unit to run several minutes after the charge pumps are primed with drive system in the full speed position. 3.
Mower Deck Maintenance Checking for Bent Blades 1. Rotate the blades until the ends face forward and backward (Figure 56). Servicing the Cutting Blades To ensure a superior quality of cut, keep the blades sharp. For convenient sharpening and replacement, you may want to keep extra blades on hand. WARNING A worn or damaged blade can break, and a piece of the blade could be thrown into the operator’s or bystander’s area, resulting in serious personal injury or death.
the machine, use genuine Toro replacement blades. Replacement blades made by other manufacturers may result in non-conformance with safety standards. 1. Hold the blade bolt with a wrench. 2. Remove the nut, blade bolt, curved washer, blade, spacers, and thin washer from the spindle (Figure 58). Figure 59 1. Sharpen at original angle 2. Check the balance of the blade by putting it on a blade balancer (Figure 60). If the blade stays in a horizontal position, the blade is balanced and can be used.
Storage 1. Disengage the power take off (PTO), set the parking brake, and turn the ignition key to off. Remove the key. 2. Remove grass clippings, dirt, and grime from the external parts of the entire machine, especially the engine. Clean dirt and chaff from the outside of the engine’s cylinder head fins and blower housing. Figure 61 1. Spring mounting bolts 2. Blade brake pad 3. 3. 1/8-3/16 inch (3mm-5mm) 4. 5. 6. 7. 8. Important: You can wash the machine with mild detergent and water.
11. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer. 12. Store the machine in a clean, dry garage or storage area. Remove the key from the ignition switch and keep it in a memorable place. Cover the machine to protect it and keep it clean.
Troubleshooting Problem Engine will not start, starts hard, or fails to keep running. Possible Cause 1. Fuel tank is empty. 1. Fill fuel tank with gasoline. 2. Fuel shut off valve is closed. 3. Choke is not on. 4. Air cleaner is dirty. 2. Open the fuel shut off valve. 3. Apply the choke. 4. Clean or replace the air cleaner element. 5. Install wire on spark plug. 5. Spark plug wire is loose or disconnected. 6. Spark plug is pitted, fouled, or the gap is incorrect. 7. Dirt in the fuel filter. 8.
Problem Blades do not rotate. Possible Cause Corrective Action 1. Mower deck belt is worn or loose. 1. Check the belt tension. 2. Mower deck belt is broken. 3. Mower deck belt is off pulley. 2. Install new deck belt. 3. Inspect the belt and replace if damaged. Check the pulleys and idlers and adjust the belt tension. 4. Replace the spring. 4. Broken or missing idler spring.
Schematics Electrical Schematic (Rev. -) Hydraulic Schematic (Rev.
Notes: 48
Notes: 49
Notes: 50
International Distributor List Distributor: Atlantis Su ve Sulama Sisstemleri Lt Balama Prima Engineering Equip. B-Ray Corporation Casco Sales Company Ceres S.A. CSSC Turf Equipment (pvt) Ltd. Cyril Johnston & Co. Equiver Femco S.A. G.Y.K. Company Ltd. Geomechaniki of Athens Guandong Golden Star Hako Ground and Garden Hako Ground and Garden Hayter Limited (U.K.) Hydroturf Int. Co Dubai Hydroturf Egypt LLC Ibea S.P.A. Irriamc Irrigation Products Int’l Pvt Ltd. Jean Heybroek b.v. Lely (U.K.
The Toro Total Coverage Guarantee A Limited Warranty Conditions and Products Covered The Toro® Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrant your Toro Commercial product (“Product”) to be free from defects in materials or workmanship for two years or 1500 operational hours*, whichever occurs first. This warranty is applicable to all products with the exception of Aerators (refer to separate warranty statements for these products).
