Form No. 3356-479 Rev B Commercial Walk-Behind Mower with Floating Deck, T-Bar, Hydro with 91cm TURBO FORCE® Cutting Unit Model No. 30032—Serial No. 270000001 and Up Register at www.Toro.com.
Warning CALIFORNIA Proposition 65 Warning The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. This spark ignition system complies with Canadian ICES-002. Figure 1 1. Location of the model and serial numbers Important: This engine is not equipped with a spark arrester muffler.
Think Safety First ............................................... 13 Operating the Parking Brake ............................... 13 Starting and Stopping the Engine ........................ 14 Operating the Mower Blade Control (PTO) ............................................................ 15 The Safety Interlock System................................ 15 Driving Forward or Backward............................. 16 Stopping the Machine.........................................
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.
• 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. • Use low throttle settings when engaging the traction-clutch, especially in high gears.
Vibration, Hand/arm This unit does not exceed a hand/arm vibration level of 2.0 m/s2, based on measurements of identical machines per EN 1033.
Slope Chart 7
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. 93-9353 1. Shut off fuel valve before transporting, rotate knob clockwise until it stops. 99-8939 1. Read the Operator’s Manual. 93-7818 1. Warning—read the Operator’s Manual for instructions on torquing the blade bolt/nut to 115-149 N•m (85-110 ft-lb). 3.
106-0636 1. Height-of-cut 3. Read the Operator’s Manual for more information. 2. Warning—power 110-2068 1. Read the Operator’s Manual. 106-5517 1. Warning—do not touch the hot surface. 112-8721 1. Parking brake—off 2. Parking brake—on 107-2131 1. Hydraulic oil level 2. Warning—do not touch the hot surface. 114-3449 1. Thrown object hazard—keep bystanders a safe distance from the machine. 2. Thrown object hazard, mower—keep the deflector in place. 3.
114-3422 1. Thrown object hazard—keep deflector in place. 2. Cutting, dismemberment hazard of hand or foot—stay away from moving parts. 3. Engine—stop 4. Engine—start 7. Warning—read the Operator’s Manual. 10. Warning—stop the engine before leaving the machine. 5. Move the motion control 8. Thrown object 11. Warning—do not operate lever to the neutral position, hazard—keep bystanders this machine unless you then pull out on PTO (Power a safe distance from the are trained.
Throttle Control Product Overview The throttle control has two positions: Fast and Slow. Choke Use the choke to start a cold engine. Blade Control Switch (PTO) The blade control switch (PTO) is used to engage the electric clutch to drive the mower blades with the right side motion control lever in the center, un-locked position. Pull the switch up to engage the blades and release.
Operation www.Toro.com for a list of all approved attachments and accessories. Adding Fuel Specifications Use Unleaded Regular Gasoline suitable for automotive use (85 pump octane minimum). Leaded regular gasoline may be used if unleaded regular is not available. Note: Specifications and design are subject to change without notice.
Important: Do not use fuel additives containing methanol or ethanol. 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. Add the correct amount of gas stabilizer/conditioner to the gas. Note: A fuel stabilizer/conditioner is most effective when mixed with fresh gasoline.
Note: A warm or hot engine may not require choking. To start a warm engine, move throttle control midway between the fast and slow positions. If the parking brake does not hold securely, adjust it. Refer to Servicing the Parking Brake. 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.
Operating the Mower Blade Control (PTO) The Safety Interlock System The blade control switch (PTO) is used in conjunction with the right side motion control lever to engage and disengage the mower blades. If safety interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury. Engaging the Mower Blades (PTO) • Do not tamper with the interlock switches. 1.
9. Move the right side motion control lever to the center, un-locked position. 10. Continue holding the right side motion control lever in the center, un-locked position and pull up on the blade control switch (PTO) and release. The clutch should engage and the mower blades begin rotating. 11. Push the blade control switch (PTO) down to the off position. The blades should stop rotating. 12.
Pushing the Machine by Hand necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you, your family, pets or bystanders avoid injury. The by-pass valves allow the machine to be pushed by hand without the engine running. Important: Always push the machine by hand. Never tow the machine because hydraulic damage may occur. To transport the machine: To Push the Machine 2. If applicable, connect the trailer brakes.
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 material down toward the turf. If the grass deflector is ever damaged, replace it immediately. • Never put your hands or feet under the mower.
Figure 12 1. Mower deck 2. Bolt 3. Spacer Figure 13 4. Anti-Scalp Rollers 5. Nut 1. Cam lock 2. Lever 3. Rotate cam to increase or decrease locking pressure 4. Slot 5. In certain mowing conditions and terrain, a mismatch of cutting height may be seen. Adjusting the outside anti-scalp rollers to the minimum setting of 3/8 inch (10 mm) will help prevent the mower deck cutting too low on the outside and minimize the mismatch. The following figures are only recommendations for use.
Figure 16 Figure 14 Position B Use this position when bagging (Figure 15). Figure 15 Position C This is the full open position. The suggested use for this position is as follows (Figure 16). • Use in tall, dense grass mowing conditions. • Use in wet conditions. • Lowers the engine power consumption. • Allows increased ground speed in heavy conditions. • This position is similar to the benefits of the Toro SFS mower.
Using the Mid-Size Weight Weights are installed on certain mowers to improve balance and improve performance. The weights can be moved or removed to create optimized performance under different mowing conditions and for operator preference (Figure 17 or Figure 18). The following table indicates the position of the weight as installed at the factory. Mower Deck Size 91cm Number of weights install Position of the weight 1 Front Figure 18 Installing the rear weight. 1. Nut 2.
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 • Change the engine oil. • Check the hydraulic fluid. • Change the hydraulic filter. Before each use or daily • • • • • • • Check the safety interlock system. Grease the front caster pivot bearing. Check the engine oil. Clean the air intake screen. Check the brakes. Inspect the blades.
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 Bearings Service Interval: Before each use or daily—Grease the front caster pivot bearing. Every 400 hours—Grease the front wheel bearings (more often in dirty or dusty conditions).
Engine Maintenance Cleaning the Foam Air Cleaner Element Service Interval: Every 25 hours (more often in dirty or dusty conditions). Servicing the Air Cleaner Important: Do not oil the foam or paper element. Removing the Foam and Paper Elements 1. Wash the foam element in liquid soap and warm water. When the element is clean, rinse it thoroughly. 1. Disengage the PTO and set the parking brake. 2. Dry the element by squeezing it in a clean cloth. 2.
Changing the Engine Oil Service Interval: After the first 8 hours Every 100 hours (more often in dirty or dusty conditions). 1. Start the engine and let it run five minutes. This warms the oil so it drains better. 2. Park the machine so that the drain side is slightly lower than the opposite side to assure the oil drains completely. 3. Disengage the PTO and set the parking brake. Figure 22 4. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.
Changing the Engine Oil Filter 1. Look at the center of the spark plugs (Figure 26). 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. Service Interval: Every 200 hours Or every other oil change. Note: Change the oil filter more frequently when the operating conditions are extremely dusty or sandy. 1. Drain the oil from the engine; refer to Changing the Engine Oil. 2.
Fuel System Maintenance Draining the Fuel Tank In certain conditions, gasoline is extremely flammable and highly explosive. A fire or explosion from gasoline can burn you and others and can damage property. • Drain gasoline from the fuel tank when the engine is cold. Do this outdoors in an open area. Wipe up any gasoline that spills. Figure 27 • Never smoke when draining gasoline, and stay away from an open flame or where a spark may ignite the gasoline fumes. 1. Spark-plug wire/spark plug 4.
Figure 28 1. Fuel shut-off valve 2. Clamp Figure 29 1. Hose clamp 2. Fuel line 3. Filter Replacing the Fuel Filter 5. Remove the filter from the fuel lines. Service Interval: Every 200 hours or yearly, whichever occurs 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 28). 8. Check for fuel leaks and repair if needed.
Electrical System Maintenance Drive System Maintenance Servicing the Fuses Adjusting the Tracking The electrical system is protected by fuses. It requires no maintenance. If a fuse blows, check the component or circuit for a malfunction or short. 1. If the machine does not track straight, adjustment is required. 2. Check the rear tire pressure. Refer to Checking the Tire Pressure. 1. Remove the cover under the control panel. 3.
to ensure correct installation, and to maintain a level deck. 4. Insert a pin punch into the mounting tube and carefully drive out the bushings (Figure 34). Clean the inside of the mounting tube. Figure 32 Replacing the Caster Wheel Fork Bushings The caster wheel forks are mounted in bushings pressed into the top and bottom of the carrier frame mounting pivot tubes. To check the bushings, move the caster forks back and forth and side-to-side.
3. Repeat this for the remaining slots. 4. Check each slot again and make slight adjustments until the feeler gauge between the rotor and armature with very slight contact between them. Figure 35 1. Locknut 2. Wheel Bolt 3. Bushing Figure 36 4. Spanner Bushing 5. Roller Bearing 1. Adjusting nut 2. Slot 2. Remove one bushing, then pull the spanner bushing and roller bearing out of the wheel hub (Figure 35). 3.
Cooling System Maintenance Brake Maintenance Cleaning the Air Intake Screen Always set the parking brake when you stop the machine or leave it unattended. If the parking brake does not hold securely, an adjustment is required. Servicing the Brake Service Interval: Before each use or daily Remove any build-up of grass, dirt or other debris from the cylinder and cylinder head cooling fins, air intake screen on flywheel end, and carburetor-governor levers and linkage.
Belt Maintenance 9. Tighten the top and bottom jam nuts (Figure 37). 10. Check the brake operation again; refer to Checking the Brake. Inspecting the Belts Service Interval: Every 50 hours Squealing when the belt is rotating, blades slipping when cutting grass, frayed belt edges, burn marks and cracks are signs of a worn belt. Replace the belt if any of these conditions are evident. Replacing the Mower Belt 1. Disengage the PTO and set the parking brake. 2.
11. Install the belt covers onto the cutting unit and secure the latches. 12. Install the carrier frame cover onto the carrier frame and secure the latches. Figure 38 1. Mower deck belt 2. PTO Drive Belt 3. Drive belt pulley 4. Idler arm spring 5. Drive belt pulley Figure 39 1. Mower deck belt 2. PTO Drive Belt 3. Idler arm and spring Replacing the PTO Drive Belt 4. Clutch pulley 5. Idler pulley 1. Disengage the PTO and set the parking brake. 2.
Figure 41 Figure 40 1. PTO drive belt idler pulley 2. PTO drive Belt 3. Idler spring 1. 2. 3. 4. 4. Most tension for worn belts 5. Medium tension for normal belt conditions 6. Least tension for new belts Hydraulic pumps Idler pulley Clutch retainer Tension spring 5. 6. 7. 8. Clutch wire connector Pivot bolt Drive pulley Pump drive belt 7. Unhook the idler spring from the frame (Figure 41). Replacing the Pump Drive Belt 8. Install the new belt around clutch and the two drive pulleys. 1.
Controls System Maintenance Adjusting the Motion Control Handle Positions Adjusting the Right Side Motion Control Lever If the motion control levers do not align horizontally, adjust the right side motion control lever. Note: Adjust the horizontal alignment before the front to back alignment. 1. Disengage the PTO, move the right side motion control lever to the neutral position and set the parking brake. 2.
Figure 44 1. Right side motion control lever pivot shown under controls 2. Right side motion control lever 3. 1/8 inch (3mm) gap needed between switch and control lever 4. Switch Figure 45 1. Left motion control lever 2. Right motion control lever 3. Neutral locked position 4. Align the control levers front to back here 2. Loosen the wing nuts on the right control rod and rotate the turnbuckle in or out to ensure the right side control lever is centered in the neutral lock position.
Hydraulic System Maintenance 7. Run the machine at low idle for 15 minutes to allow any air to purge out of the system and warm fluid. Refer to Starting and Stopping the Engine. 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. Servicing the Hydraulic System Note: The fluid level should be to the top of the hot level of the baffle, when the fluid is warm (Figure 47). 9. Install cap on filler neck.
Important: Do not substitute automotive oil filter or severe hydraulic system damage may result. 3. Remove hydraulic reservoir cap and temporarily cover opening with a plastic bag and rubber band to prevent all hydraulic fluid from draining out. 4. Locate the filter under the fuel tank and place drain pan under filter (Figure 48). 10. Clean up any spilled fluid. 11. Check the fluid in the reservoir, add fluid to the tank until it reaches the cold baffle of the tank.
Mower Deck Maintenance Hydraulic fluid escaping under pressure can penetrate skin and cause injury. Servicing the Cutting Blades • If hydraulic fluid is injected into the skin it must be surgically removed within a few hours by a doctor familiar with this type of injury. Gangrene may result if this is not done. 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.
Figure 51 4. Rotate the opposite ends of the blades forward. 5. Measure from a level surface to the cutting edge of the blades at the same position as in step 3 above. The difference between the dimensions obtained in steps 3 and 4 must not exceed 1/8 inch (3 mm). If this dimension exceeds 1/8 inch (3 mm), the blade is bent and must be replaced; refer to Removing the Blades and Installing the Blades. Figure 50 1. Cutting Edge 2. Sail 3. Wear/slot forming in curved area 4.
Figure 54 1. Blade 2. Balancer Installing the Blades Important: The sail part of the blade must be pointing upward, toward the inside of the mower to ensure proper cutting (Figure 52). 1. Install the blade, stiffener, curved washer, and blade bolt to the spindle (Figure 52). 2. Torque the blade bolt to 85-110 ft-lb (115-140 N-m). Correcting the Mower Quality of Cut Figure 52 1. Sail Area of Blade 2. Blade 3. Blade stiffener 4. Curved washer 5.
2. Stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Place a long straight edge on top of the engine deck as shown in Figure 55. 4. At the carrier frame cross channel, measure the height at location A (Figure 55). This measurement must be 1-5/16 inch (33 mm), plus or minus a 1/4 inch (6 mm). 5. If the height at location A is not correct, adjustment is needed. 6. Loosen the carrier frame mounting bolts on both sides of the machine (Figure 55). 7.
Checking the Mower Deck Front-to-Rear Pitch 4. The height at location A must be an 1/8-3/8 inch (3 mm -10 mm) lower than location B (Figure 57). 5. If the carrier frame is not correct, move caster spacers to make it an 1/8-3/8 inch (3 -10 mm) pitch (Figure 57). Move spacers from top or bottom to make the correct pitch. 1. Adjust the tire pressure in the rear tires to specifications; refer to Drive System Maintenance , page 29 . 6.
Figure 61 3. The difference between measurements C and D should be no more than 1/4 inch (6 mm). Figure 60 1. Caster Wheel 2. Carrier Frame 3. Front height-of-cut pins 4. Jam nut 5. Ball joint Changing the Mower Deck Side-to-Side Height 2. To raise the front of the deck, loosen jam nut and rotate the front pin clockwise (Figure 60). Changing the side-to-side height is done by adjusting the rear tire pressure and caster spacers. 1. Change the rear tire pressure.
Note: Make sure the L end of spring is installed behind deck edge before installing the bolt as shown in Figure 63. A. Adjust the rear tire pressure. B. Adjust the caster fork spacers. C. Adjust the front mower deck support pins. 3. Install bolt and nut. Place the J hook end of spring around grass deflector (Figure 63). 6. Check the carrier frame front-to-rear pitch. Important: The grass deflector must be able to rotate.
Cleaning Storage Cleaning Under the Mower Cleaning and 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. Service Interval: Before each use or daily Remove the grass buildup under the mower daily. 1.
inside the cylinder. Install the spark plug(s). Do not install the wire on the spark plug(s). 10. Check and tighten all bolts, nuts, and screws. Repair or replace any part that is damaged or defective. 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. Engine loses power. Engine overheats. Machine does not drive. Abnormal vibration. Uneven cutting height. Possible Cause Corrective Action 1. Fuel tank is empty. 1. Fill fuel tank with gasoline. 2. Choke is not on. 3. Air cleaner is dirty. 4. Spark plug wire is loose or disconnected. 5. Spark plug is pitted, fouled, or the gap is incorrect. 6. Dirt in the fuel filter. 7.
Problem Blades do not rotate. Possible Cause Corrective Action 1. Drive belt is worn, loose or broken. 1. Check the belt tension. 2. Drive belt is off pulley. 2. Install drive belt and check adjusting shafts and belt guides for correct position. 3. Install new deck belt. 4. Install deck pulley and check the idler pulley, idler arm and spring for correct position and function. 5. Replace the spring. 6. Adjust the clutch air gap. 7. Contact an Authorized Service Dealer. 8.
Schematics Hydraulic Schematic (Rev.
Electrical Schematic (Rev.
Notes: 53
Notes: 54
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The Toro Warranty Conditions and Products Covered Instructions for Obtaining Warranty Service The Toro® Company and its afliate, Toro Warranty Company, pursuant to an agreement between them, jointly promises to the original purchaser* to repair any Toro Product used for normal residential purposes* if defective in materials or workmanship.
