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Toro 30686 Operator's Manual

Commercial walk-behind mower
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Form No. 3353-992 Rev C
Commercial Walk-Behind Mower
Fixed Deck, Pistol Grip, Gear-Drive, with a
40in or 48in TURBO FORCE® Cutting Unit
Model No. 30686—Serial No. 260000001 and Up
Model No. 30688—Serial No. 260000001 and Up
Register at www.Toro.com.
Original Instructions (EN)

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  • Page 1 Form No. 3353-992 Rev C Commercial Walk-Behind Mower Fixed Deck, Pistol Grip, Gear-Drive, with a 40in or 48in TURBO FORCE® Cutting Unit Model No. 30686—Serial No. 260000001 and Up Model No. 30688—Serial No. 260000001 and Up Register at www.Toro.com. Original Instructions (EN)

  • Page 2: Table Of Contents

    Important calls attention to special mechanical the product properly and safely. information and Note emphasizes general information worthy of special attention. You may contact Toro directly at www.Toro.com for product and accessory information, help finding a dealer, or to register your product. Contents...
  • Page 3 Adding Fuel ............13 Troubleshooting............46 Think Safety First ..........14 Schematics ..............48 Operating the Parking Brake and Neutral Locks ............. 14 Starting and Stopping the Engine ......15 Operating the Blade Control (PTO) Lever.............. 16 The Safety Interlock System........ 16 Driving Forward or Backward......

  • 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.

  • 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. 43-8480 95-5537 1. Read the Operator’s 3. Pull back to disengage Manual for instructions on operating the cutting blade 2.
  • Page 9 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). 106-2733 98-5954 1. Fast 3. Slow 2. Continuous variable setting 104-8569 105-4104 1. Reverse 3. Transmission speeds 2. Neutral 105-4111 106-0699...
  • Page 10 106-2737 1. Park 3. Neutral 5. Engine—run 2. Drive 4. Engine—stop 6. Warning—wear ear protection. 110-2067 110-2068 1. Read the Operator’s Manual.

  • Page 11: Setup

    • 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. Note: The cutting blades are set to a 3 inch (76mm) height-of-cut at initial purchase.

  • Page 12: Product Overview

    Throttle Control Product Overview The throttle control has two positions: Fast and Slow. Operator Presence Control (OPC) Levers When you squeeze the OPC levers against the handles, the OPC system senses that the operator is in the normal operating position. When you release the OPC levers, the OPC system senses that the operator has left the normal operating position, and the system will stop the engine if either the gear shift lever is not in the neutral...

  • Page 13: Specifications

    Authorized Service Dealer or Distributor or go to • Do not fill the fuel tank completely full. Add www.Toro.com for a list of all approved attachments gasoline to the fuel tank until the level is 1/4 and accessories. to 1/2 inch (6 to 13 mm) below the bottom of the filler neck.

  • Page 14: Think Safety First

    Important: Do not use fuel additives containing methanol or ethanol. In certain conditions during fueling, static Add the correct amount of gas electricity can be released causing a spark stabilizer/conditioner to the gas. which can ignite the gasoline vapors. A fire Note: A fuel stabilizer/conditioner is most or explosion from gasoline can burn you and effective when mixed with fresh gasoline.

  • Page 15: Starting And Stopping The Engine

    Releasing the Neutral Locks 1. Squeeze the drive levers back. Children or bystanders may be injured if they 2. Place your thumbs on the upper part of the locks move or attempt to operate the machine while and move them forward until they are in the drive it is unattended.

  • Page 16: Operating The Blade Control (Pto) Lever

    5. Disconnect the wire from the spark plug to prevent someone from accidentally starting the machine while transporting or performing maintenance on it. 6. Close the fuel shut-off valve before transporting or storing the machine. Important: Close the fuel shut-off valve before transporting or the storing the machine to prevent fuel leakage.

  • Page 17: Driving Forward Or Backward

    Testing the Safety Interlock System 2. Squeeze the OPC levers against the handles. 3. Move the shift lever into the reverse gear. Service Interval: Before each use or daily 4. Release the parking brakes; refer to Releasing the Test the safety interlock system before you use the Parking Brakes and Neutral Locks.

  • Page 18: Adjusting The Wheel Drive Tension

    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 19 2. Stop the engine and wait for all moving parts to stop before leaving the operating position. 3. Hold the blade bolt and remove the nut (Figure 10). Figure 11 1. Axle pivot bolt 2. Axle adjustment bolt 4. Place a jack under the rear center of the engine frame.

  • Page 20: Adjusting The Flow Baffle

    Figure 12 Figure 13 1. Latch pin 3. Spacer, 1/2 inch (13 mm) 2. Spacer, 3/16 inch (5 mm) 1. Cam lock 3. Rotate cam to increase or decrease locking pressure 2. Lever 4. Slot 2. Remove the latch pin, slide the caster from the support, and change the spacers (Figure 12).
  • Page 21 • Use in wet conditions. Figure 14 • Lowers the engine power consumption. • Allows increased ground speed in heavy conditions. • This position is similar to the benefits of the Toro Position B SFS mower. Use this position when bagging (Figure 15).

  • Page 22: Adjusting The Handle Height

    Figure 17 1. Control rod 5. Neutral lock 6. Hairpin cotter pin 2. Clevis pin 3. Operator Presence 7. Left handle shown Control lever (OPC) 4. Handle 8. Drive lever 2. Loosen the upper bolts (3/8 x 1-1/4 inch) and flange nut securing handle to rear frame (Figure 18).
  • Page 23 5. Adjust the control rod length by rotating the control rod in the rod fitting (Fig. 8). 6. Install hairpin cotter between drive levers and neutral locks and into clevis pins (Fig. 25). Note: Make sure the clevis pins are inserted into the neutral locks.

  • Page 24: 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 25: 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 26: Lubricating The Caster And Wheel Bearings

    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.

  • Page 27: Engine Maintenance

    Engine Maintenance Servicing the Air Cleaner Service Interval/Specification Foam element: Clean it after every 25 operating hours. Paper element: Check it after every 50 operating hours. Replace it after every 200 operating hours or yearly, which ever comes first. Inspect the foam and paper elements and replace them if they are damaged or excessively dirty.

  • Page 28: Servicing The Engine Oil

    Installing the Foam and Paper Elements 4. Clean around the oil dipstick (Figure 24) so that dirt cannot fall into the filler hole and damage the engine. Important: To prevent engine damage, always operate the engine with the complete foam and paper air cleaner assembly installed.

  • Page 29: Servicing The Spark Plugs

    Figure 26 1. Oil filter 2. Adapter 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, Figure 25 turn the oil filter clockwise until the rubber gasket contacts the filter adapter, then tighten the filter an 1.
  • Page 30 Important: Always replace the spark plugs when it has a black coating, worn electrodes, an oily film, or cracks. 3. Check the gap between the center and side electrodes (Figure 28). Bend the side electrode (Figure 28) if the gap is not correct. Installing the Spark Plugs 1.

  • Page 31: Fuel System Maintenance

    Fuel System Maintenance Servicing 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. Figure 29 • Drain gasoline from the fuel tank when the 1.

  • Page 32: Drive System Maintenance

    Drive System Maintenance Checking the Tire Pressure Service Interval: Every 50 hours Maintain the air pressure in the front and rear tires as specified. Check the pressure at the valve stem after every 50 operating hours or monthly, whichever occurs first (Figure 31).
  • Page 33 4. Check the operation of the control rod. If you need to adjust it, remove the hairpin cotter and the clevis pin that secure the control rod to the drive levers. 5. Adjust the control rod length by repeating the previous steps.

  • Page 34: Cooling System Maintenance

    Cooling System Maintenance Cleaning the Air Intake Screen Service Interval: Before each use or daily 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.

  • Page 35: Brake Maintenance

    Brake Maintenance Servicing the Brakes Before each use, check brakes on both a level surface and slope. 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. Checking the Brakes Figure 35 Service Interval: Before each use or daily...

  • Page 36: Belt Maintenance

    Belt Maintenance 4. Remove the mower belt (Figure 37). Checking the Belts Service Interval: Every 50 hours Check all belts after every 50 operating hours or monthly, whichever occurs first. Look for dirt, wear, cracks and signs of overheating. Replacing the Traction Drive Belt 1.

  • Page 37: Adjusting The Mower Belt Tension

    Note: The proper mower belt tension is 10-15 lbf. 1. Disengage the blade control (PTO) lever and set the (44-67 N) with the belt deflected 1/2 inch (13 mm) parking brakes. halfway between the pulleys (Figure 38). 2. Stop the engine and wait for all moving parts to stop before leaving the operating position.
  • Page 38 The PTO engagement linkage adjustment is located beneath the front left hand corner of the engine deck. 1. Disengage the blade control (PTO) lever and set the parking brakes. 2. Stop the engine and wait for all moving parts to stop before leaving the operating position.
  • Page 39 Figure 43 1. Assist arm 3. Rear assist arm stop Figure 44 2. Front assist arm stop 4. Turnbuckle 1. Bellcrank 3. Switch mounting bracket 2. Bolts and nuts 4. Switch body 8. To adjust the assist arm link, remove the hairpin cotter pin from the assist arm (Figure 43).

  • Page 40: Controls System Maintenance

    Controls System Maintenance Adjusting the Control Rods 1. Remove the hairpin cotter pins and clevis pins from the drive levers and neutral locks (Figure 45). Figure 46 1. Handle 4. Drive lever 2. Neutral/ parking brake lock 5. Forward speed 3.

  • Page 41: Mower Deck Maintenance

    Mower Deck Maintenance 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. A worn or damaged blade can break, and a Figure 47 piece of the blade could be thrown into the 1.
  • Page 42 Replace the blades if you hit a solid object or if the blades are out of balance or bent. To ensure optimum performance and continued safety conformance of the machine, use genuine Toro replacement blades. Figure 50 Replacement blades made by other manufacturers may 1.

  • Page 43: Adjusting The Blade Brake

    the end of the sail area only (Figure 52). Repeat this procedure until the blade is balanced. Figure 52 1. Blade 2. Balancer Installing the Blades 1. Place the blade onto the bolt and over the cone washer. Select the proper number of spacer(s) for Figure 53 the height-of- cut, and slide the bolt into the spindle 1.

  • Page 44: 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 45 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.
  • Page 46 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 47 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.
  • Page 48 Schematics Electrical 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 dissatised with your Distributor’s service or have difculty obtaining guarantee information, contact the Toro importer.

This manual is also suitable for:

30688

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