Related Manuals for Toro 39984
Summary of Contents for Toro 39984
- Page 1 Form No. 3360-278 Rev A Commercial Walk-Behind Mower Fixed Deck, Pistol Grip, Hydro, with 36in TURBO FORCE® Cutting Unit Model No. 39984—Serial No. 280000001 and Up Register at www.Toro.com. Original Instructions (EN)
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Page 2: Table Of Contents
Whenever you need service, genuine Toro parts, or additional information, contact an Authorized Service Contents 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 Introduction.............. - Page 3 Specifications ............. 13 Checking the Belts..........40 Attachments/Accessories........13 Replacing the Mower Belt ........40 Operation..............14 Adjusting the Mower Belt Tension ...... 41 Adding Fuel ............14 Hydraulic System Maintenance ....... 42 Think Safety First ..........15 Servicing the Hydraulic System ......42 Operating the Parking Brake .......
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Page 4: Safety
Safety – Never remove gas cap or add fuel with engine running. Allow engine to cool before refueling. Do not smoke. Note: The addition of attachments made by – Never refuel or drain the machine indoors. other manufacturers that do not meet American National Standards Institute certification will cause •... -
Page 5: Toro Mower Safety
The following list contains safety information specific to Toro products and other safety information you must • Keep nuts and bolts tight, especially the blade know. - Page 6 • Use only genuine replacement parts to ensure that original standards are maintained. • Check brake operation frequently. Adjust and service as required.
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Page 7: Slope Chart
Slope Chart... -
Page 8: 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. 98-0776 1-523552 98-5130 1. Warning—read the Operator’s Manual for instructions on torquing the blade bolt/nut to 75-80 ft-lb (102-106 N-m). - Page 9 98-3296 106-2733 1. Fast 3. Slow 2. Continuous variable setting 103—2103 104-8569 105-4109 105-4110 106-0699...
- Page 10 106-2738 1. Park 4. Engine—stop 7. Fast 10. Neutral 2. Drive 5. Engine—run 8. Continuous variable setting 3. Neutral 6. Warning—wear ear 9. Slow protection. 106-2743 Manufacturer’s Mark 1. Indicates the blade is identified as a part from the original machine manufacturer.
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Page 11: Setup
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. – No parts required Check the fluids and tire pressure. – No parts required Install the grass deflector spring. Operator’s Manual Engine Operator’s Manual Parts Catalog Read the Operator’s Manual and watch the video before operating the machine. -
Page 12: Reading The Manual And Viewing The Safety Video
Oil drain hose Procedure • Read the Operator’s Manual. • View the safety video. • Fill out the registration card and mail it in or register online at www.Toro.com. • Use the oil drain hose when changing the engine oil. -
Page 13: Specifications
OPC levers pressed against the handles. Pull enhance and expand its capabilities. Contact your the knob up to engage the blades and push down to Authorized Service Dealer or Distributor or go to disengage the blades. www.Toro.com for a list of all approved attachments and accessories. -
Page 14: Operation
Operation In certain conditions during fueling, static Adding Fuel electricity can be released causing a spark which can ignite the gasoline vapors. A fire Use Unleaded Regular Gasoline suitable for or explosion from gasoline can burn you and automotive use (85 pump octane minimum). Leaded others and can damage property. -
Page 15: Think Safety First
Important: Do not use fuel additives If the parking brake does not hold securely, adjust it. containing methanol or ethanol. Refer to Servicing the Parking Brake. Add the correct amount of gas stabilizer/conditioner to the gas. Note: A fuel stabilizer/conditioner is most Children or bystanders may be injured if they effective when mixed with fresh gasoline. -
Page 16: Operating The Neutral Locks
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 8 1. Split ring 2. Control shield bolt • After the engine is started, pull the chain straight Figure 9 out from side of machine until ring can be 1. -
Page 17: Operating The Mower Blade Control (Pto)
2. Pull blade control knob (PTO) up. Hold the OPC levers against handle grip. Note: The engine will kill if the OPC levers are released with the mower running. 3. Restart the engine and repeat the procedure to engage the mower blades if the operator presence control (OPC) levers are released. -
Page 18: Driving The Machine Forward And Backward
Understanding the Safety Interlock 6. With the engine running, move the speed control System lever forward. Release the OPC levers. The engine should kill. The safety interlock system is designed to prevent the 7. If all the above conditions are not met have an mower from starting unless: Authorized Service Dealer repair the safety system •... -
Page 19: Bringing Machine To Neutral Position
Bringing Machine to Neutral Note: Rotate the by-pass valves a maximum of 2 turns so the valve does not come out of the body Position causing fluid to run out. Always set the neutral lock and parking brake when you Important: Do not start or operate the stop the machine. -
Page 20: Positioning The Flow Baffle
Figure 15 1. Cam lock 3. Rotate cam to increase or decrease locking pressure 2. Lever 4. Slot Positioning the Flow Baffle The following figures are only recommendations for use. Adjustments will vary by grass type, moisture content, and height of grass. Note: If the engine power draws down and the mower ground speed is the same, open up the baffle. -
Page 21: Transporting Machines
To transport the machine: • Allows increased ground speed in heavy conditions. • Stop the engine, remove the key, set the brake, and • This position is similar to the benefits of the Toro close the fuel valve. SFS mower. -
Page 22: Adjusting The Height-Of-Cut
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. -
Page 23: Adjusting The Caster Position
Adjusting the Handle Height The handle position can be adjusted to match the operator’s height preference. 1. Remove the hairpin cotter pins and clevis pins from the drive levers and neutral locks (Figure 22). Figure 20 1. Top axle bolt 2. - Page 24 Figure 23 1. Control rod fitting 7. Lower position 2. Lower mounting holes 8. Upper mounting hole 9. Handle 3. Rear frame 4. Lower flange bolt (3/8 x 1 10. Flange nut (3/8 inch) inch) 5. Upper flange bolt (3/8 x 1-1/4 inches) 6.
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Page 25: Height Of Cut Chart
Height of Cut Chart Number of spacers Number of 1/4 inch blade spacers below spindle below caster 1/2 inch 3/16 inch (5 (13mm) Axle Position 1 inch (26 1–1/4 inch 1–1/2 inch 1–3/4 inch 2 inch (51 (32 mm) (38 mm) (45 mm) 1–1/8 inch 1–3/8 inch... -
Page 26: Maintenance
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Maintenance Procedure Interval • Change the engine oil. After the first 8 hours • Check the mower belt tension. •... -
Page 27: Lubricating The Caster And Wheel Bearings
Engine Maintenance 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 Servicing the Air Cleaner into the fittings until grease begins to ooze out of the bearings. -
Page 28: Servicing The Engine Oil
2. Place the air cleaner assembly onto the air cleaner base and secure it with the 2 wing nuts (Figure 25). 3. Place the air cleaner cover into position and tighten the cover knob (Figure 25). Servicing the Engine Oil Service Interval/Specification Change the engine oil as follows: •... -
Page 29: Changing The Oil
Figure 27 1. Oil dipstick 2. Filler tube 5. Unscrew the oil dipstick and wipe the end clean (Figure 27). 6. Slide the oil dipstick fully into the filler tube, but do not thread onto tube (Figure 27). Figure 28 7. -
Page 30: Servicing The Spark Plugs
3. Apply a thin coat of new oil to the rubber gasket on the replacement filter (Figure 29). 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 29). -
Page 31: Fuel System Maintenance
Fuel System Important: Always replace the spark plugs when it has a black coating, worn electrodes, Maintenance an oily film, or cracks. 3. Check the gap between the center and side electrodes (Figure 31). Bend the side electrode (Figure 31) if Servicing the Fuel Tank the gap is not correct. -
Page 32: Servicing The Fuel Filter
Figure 32 1. Fuel shut-off valve 2. Clamp Figure 33 1. Hose clamp 3. Filter Servicing the Fuel Filter 2. Fuel line Replace the fuel filter after every 200 operating hours or 5. Remove the filter from the fuel lines. yearly, whichever occurs first. -
Page 33: Drive System Maintenance
Drive System 7. Check to make sure the safety switch is depressed and there is a 5/16 inch (8 mm) space between the Maintenance actuating tab and the switch. (Figure 35). 8. If needed, adjust switch location to create the Perform the following linkage adjustments when the 5/16 inch (8 mm) space (Figure 35). -
Page 34: Adjusting The Hydro Control Linkages
pulled against the neutral spring (neutral position) (Figure 36). Mechanical or hydraulic jacks may fail to 12. Turn the adjusting bolt approximately 1/4 turn support machine and cause a serious injury. clockwise if the wheel is turning in reverse or turn the bolt approximately 1/4 turn counter-clockwise if •... - Page 35 Mechanical or hydraulic jacks may fail to support machine and cause a serious injury. • Use jack stands when supporting machine. • Do not use hydraulic jacks. Adjusting the Left Side Linkage 1. Disengage the PTO and set the parking brake. 2.
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Page 36: Adjusting The Control Rod
Figure 39 1. Speed control lever 3. spring 2. Rear pivot spring Adjusting the Right Side Linkage Figure 40 1. Hydro control linkage 3. Spring 1. Place the speed control lever in the neutral position. 2. Quick track knob 4. 1 inch (26 mm) 2. -
Page 37: Adjusting The Tracking
3. Run the unit and observe the tracking on a level, smooth, hard surface such as concrete or asphalt. 4. If the unit tracks to one side or the other, turn the quick track knob. Turn the knob right to steer right and turn the knob left to steer left (Figure 43). -
Page 38: Checking The Tire Pressure
Cooling System Maintenance Cleaning the Air Intake Screen Before each use 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. This will help insure adequate cooling and correct engine speed and will reduce the possibility of overheating and mechanical damage to the engine. -
Page 39: Brake Maintenance
Brake Maintenance 4. Rotate the lower brake link yoke clockwise into the yoke to tighten the parking brake; rotate the brake link yoke counterclockwise out of the yoke out to Servicing the Brake loosen the parking brake (Figure 47). Before each use, check the parking brake for proper Note: There should be approximately 1/4 inch operation. -
Page 40: Belt Maintenance
Belt Maintenance Checking the Belts Check all belts after every 50 operating hours or monthly, whichever occurs first. Look for dirt, wear, cracks and signs of overheating. Replacing the Mower Belt Figure 49 1. Disengage the blade control (PTO) lever and set the parking brakes. -
Page 41: Adjusting The Mower Belt Tension
• After the first 25 operating hours. • After every 50 operating hours. Check the belt tension after the first 8 operating hours and 25 operating hours thereafter. Check the belt tension after every 50 operating hours. Important: The belt must be tight enough to not slip during heavy loads while cutting grass. -
Page 42: Hydraulic System Maintenance
Hydraulic System 6. If there is no fluid, add fluid to the reservoir until it reaches the cold level of the baffle. 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. -
Page 43: Bleeding The Hydraulic System
4. Locate filter under engine base and place drain pan critical area for purging air from the hydraulic system is under filter (Figure 53). between the oil reservoir and each charge pump located on the top of each variable displacement pump. Air 5. -
Page 44: Mower Deck Maintenance
Mower Deck Note: Hydraulic reservoir can be pressurized to up to 5 psi to speed this process. Maintenance 8. If either drive wheel still does not rotate, stop and repeat steps 4 and 5 on the respective pump. If wheels rotate slowly, the system may prime after Servicing the Cutting Blades additional running. -
Page 45: Removing The Blades
Checking for Bent Blades performance and continued safety conformance of the machine, use genuine Toro replacement blades. 1. Rotate the blades until the ends face forward and Replacement blades made by other manufacturers may backward (Figure 56). result in non-conformance with safety standards. -
Page 46: Adjusting The Blade Brake
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. If the blade is not balanced, file some metal off Figure 61 the end of the sail area only (Figure 60). -
Page 47: Storage
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. - Page 48 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.
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Page 49: Troubleshooting
Troubleshooting Problem Possible Cause Corrective Action Engine will not start, starts hard, or fails 1. Fuel tank is empty. 1. Fill the fuel tank with gasoline. to keep running. 2. Fuel shut off valve is closed. 2. Open the fuel shut off valve. 3. - Page 50 Problem Possible Cause Corrective Action Blades do not rotate. 1. Mower deck belt is worn or loose. 1. Check the belt tension. 2. Mower deck belt is broken. 2. Install new deck belt. 3. Mower deck belt is off pulley. 3.
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Page 51: Schematics
Schematics Electrical Schematic (Rev. -) Hydraulic Schematic (Rev. -) - Page 52 Countries Other than the United States or Canada Customers who have purchased Toro products exported from the United States or Canada should contact their Toro Distributor (Dealer) to obtain guarantee policies for your country, province, or state. If for any reason you are dissatised with your Distributor’s service or have difculty obtaining guarantee information, contact the Toro importer.