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Toro 22303 Operator's Manual
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Toro 22303 Operator's Manual

Toro 22303 Operator's Manual

Traction unit
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Form No. 3324-312
Dingo 320-D
Traction Unit
Model Number 22303—200000001 & Up
Operator's Manual
Domestic English (EN)

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Summary of Contents for Toro 22303

  • Page 1 Form No. 3324-312 Dingo 320-D Traction Unit Model Number 22303—200000001 & Up Operator’s Manual Domestic English (EN)
  • Page 2 Read this manual carefully to learn how to operate and maintain your product correctly. Reading this All of us at Toro want you to be completely satisfied manual will help you and others avoid personal injury with your new product, so feel free to contact your and damage to the product.

  • Page 3: Table Of Contents

    Contents Page Page Operation ......Safety ....... . . Traction Unit Overview .

  • Page 4: Safety

    Never leave a running traction unit unattended. the traction unit. If a spark-arrester is required, Always lower the loader arms, stop the engine, contact your Toro dealer. Genuine Toro approved and remove the key before dismounting. spark-arresters are approved by the USDA Forestry Service.
  • Page 5 Use only Toro approved attachments. Attachments can change the stability and the Slope Operation operating characteristics of the traction unit. Warranty may be voided if used with Slopes are a major factor related to loss-of-control unapproved attachments.
  • Page 6 Safety Keep all movements on slopes slow and gradual. Use extra care when approaching blind corners, Do not make sudden changes in speed or shrubs, trees, the end of a fence, or other objects direction. that may obscure vision. Avoid starting or stopping on a slope. If tires Service lose traction, proceed slowly, straight down the slope.
  • Page 7 Safety Stop and inspect the equipment if you strike an object. Make any necessary repairs before restarting. Use only genuine replacement parts to ensure that original standards are maintained. Battery acid is poisonous and can cause burns. Avoid contact with skin, eyes, and clothing. Protect your face, eyes, and clothing when working with a battery.

  • Page 8: Slope Chart

    Safety Slope Chart...

  • Page 9: Safety And Instruction Decals

    Safety 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. # 93-6680 # 93-7814 # 93-9084 # 85-4730 # 98-4682 # 98-8235 # 98-8219...

  • Page 10: Assembly

    Assembly Loose Parts Note: Use the chart below to verify that all parts have been shipped. DESCRIPTION QTY. Traction Unit Install valve lever Valve Lever Start engine Installing the Valve Lever Activating the Battery Thread the lever into the speed selector valve The traction unit is shipped with a dry battery.
  • Page 11 Assembly Lift the battery off of its platform. POTENTIAL HAZARD Battery electrolyte contains sulfuric acid which is a deadly poison and it causes severe burns. WHAT CAN HAPPEN If you drink electrolyte you could die, or, if it gets onto your skin, you will be burned. HOW TO AVOID THE HAZARD Do not drink electrolyte and avoid contact with skin, eyes or clothing.
  • Page 12 Assembly 10. Install the battery onto its platform (Fig. 3). 11. Secure the battery in the chassis with the bars and nuts removed previously (Fig. 3). 12. Connect the positive (red) cable to the positive (+) battery post (Fig. 3). Slide the rubber cover over the battery post.

  • Page 13: Specifications

    Many attachments are available for use with the traction unit. These attachments allow you to t perform many different functions with the traction unit such as hauling materials, digging holes, grading, and more. Contact your Toro dealer for a list of all approved SiteWork Systems attachments and accessories. IMPORTANT: Use only Toro approved attachments.

  • Page 14: Stability Data

    Check Before Operating Stability Data The following table lists the maximum slope recommended for the traction unit in the positions listed in the table. Slopes over the listed degree may cause the traction unit to become unstable. The data in the table assumes that the loader arms are fully lowered and that the factory installed tires are on the traction unit, inflated to the recommended pressure;...

  • Page 15: Before Operating

    Before Operating Before operating, check the fuel and oil level, remove Install the fuel tank cap securely. Wipe up any debris from the traction unit, and check the tire fuel that may have spilled. pressure. Also, ensure that the area is clear of people If possible, fill the fuel tank after each use.

  • Page 16: Draining Water From The Fuel Filter

    Check Before Operating Draining Water from the Fuel Open the rear access cover; refer to Opening the Rear Access Cover, page 27. Filter Clean around the oil dipstick (Fig. 7). Drain water or other contaminants from the fuel filter Pull out the dipstick and wipe the metal end daily.

  • Page 17: Checking The Cooling System

    Check Before Operating Checking the Cooling System The cooling system is filled with a 50/50 solution of water and permanent ethylene glycol anti–freeze. Check the level of coolant at the beginning of each day, before starting the engine. m–4591 Figure 8 1.

  • Page 18: Checking The Hydraulic Fluid

    Maintain the air pressure in the tires as specified. temperatures consistently below 100 F (38 C), such Check the tires when they are cold to get the most as Toro Hy–Pro, Mobil Fluid 424, or other equivalent accurate reading. fluid.

  • Page 19: Operation

    Operation Traction Unit Overview Figure 11 contains a front and back view of the traction unit. Familiarize yourself with all of the traction unit components listed in Figure 11. Figure 11 1. Mount plate 6. Fuel tank 10. Rear access cover (open) 14.

  • Page 20: Controls

    Operation Controls To turn, move the lever located on the side you want to turn back toward the neutral position while keeping the other lever engaged. Become familiar with all the controls (Fig. 12) before you start the engine and operate the traction unit. The farther you move the traction control levers in either direction, the faster the traction unit will move in that direction.
  • Page 21 Operation Move the speed selector lever to the slow (turtle) more hydraulic flow you divert to the auxiliary position to set the auxiliary hydraulics to high speed hydraulics, the slower the traction unit hydraulics will and the traction drive, loader arms, and attachment tilt move.

  • Page 22: Indicator Lights

    (Fig. 13). the engine. If the battery light is on while the engine is running, the alternator, battery, or electrical system is broken. Contact your Authorized Toro Dealer for Indicator Lights diagnostics and repair. The indicator lights warn you in the case of a system...

  • Page 23: Driving Forward Or Backward

    Operation Note: A warm or hot engine may be started To drive the traction unit, complete the following without waiting for the light to turn actions as necessary: off. To move forward, move the traction control IMPORTANT: Do not engage the starter for levers forward.

  • Page 24: Moving A Non-Functioning Traction Unit

    Operation Moving a Non-functioning Using the Cylinder Locks Traction Unit IMPORTANT: Never tow or pull the traction unit. Rotating the wheels manually will cause POTENTIAL HAZARD damage to the hydraulic wheel motors. The loader arms may lower when in the raised position.

  • Page 25: Installing And Removing Attachments

    Engage the quick attach pins (Fig. 19). Connecting an Attachment Ensure that the cam collars are seated on top of IMPORTANT: Use only Toro approved the cast pin brackets (Fig. 19). attachments. Attachments can change the stability and the operating characteristics of the traction unit.
  • Page 26 Operation POTENTIAL HAZARD Hydraulic fluid escaping under pressure can penetrate skin and cause injury. m–4056 WHAT CAN HAPPEN Figure 19 Fluid accidentally injected into the skin 1. Quick attach pins (shown in engaged position) must be surgically removed within a few 2.

  • Page 27: Securing The Traction Unit For Transport

    Operation Stop the engine. Disengage the quick attach pins by turning them to the outside. If the attachment uses hydraulics, move the auxiliary hydraulics lever forward, backward, and back to neutral to relieve pressure at the hydraulic couplers. If the attachment uses hydraulics, slide the collar back on the hydraulic couplers and disconnect them.

  • Page 28: Maintenance

    Maintenance Service Interval Chart 8 Hours 25 Hours 75 Hours 150 Hours 400 Hours Yearly/Storage Grease the traction unit Check engine oil level Check radiator coolant level Check for loose fasteners Check tire pressure (20 psi) Clean primary air filter Check hydraulic oil level Inspect hydraulic lines for leaks 1, 2...

  • Page 29: Opening The Access Covers

    Maintenance POTENTIAL HAZARD If you leave the key in the ignition switch, someone could start the engine. WHAT CAN HAPPEN Accidental starting of the engine could seriously injure you or other bystanders. HOW TO AVOID THE HAZARD Remove the key from the ignition switch and and disconnect negative battery cable from battery before you do any maintenance.

  • Page 30: Greasing The Traction Unit

    Maintenance Figure 21 1. Rear access cover 2. Locking tabs m–4396 When finished, close the rear access cover by Figure 22 swinging it up and seating it in place. Secure it with the two locking tabs. Greasing the Traction Unit Grease all pivot joints every 8 operating hours and m–4056 immediately after every washing.
  • Page 31 Maintenance Removing the Filter Lower the loader arms and stop the engine. Remove the key. Open the rear access cover; refer to Opening the Rear Access Cover, page 27. Release the latches on the air cleaner and pull the air cleaner cover off of the air cleaner body (Fig.

  • Page 32: Servicing The Engine Oil

    Maintenance Install the air cleaner cover with the side indicated as UP facing up and secure the latches (Fig. 24). POTENTIAL HAZARD Close the rear access cover. Components will be hot if the traction unit has been running. WHAT CAN HAPPEN Servicing the Engine Oil Touching hot components can cause burns.

  • Page 33: Servicing The Battery

    Maintenance 11. Replace the fill cap. Fill the crankcase with the proper type of new oil; refer to Changing the Oil, page 30. 12. Close the rear access cover. Close the rear access cover. Changing the Oil Filter Servicing the Battery Replace the oil filter every 150 hours or every other oil change.

  • Page 34: Servicing The Hydraulic System

    Maintenance Adding Water to the Battery Install the filler caps after the battery is fully charged. The best time to add distilled water to the battery is Replace the battery cover. just before you operate the traction unit. This lets the water mix thoroughly with the electrolyte solution.

  • Page 35: Changing The Fuel Filter

    12. Check the fluid level in the hydraulic tank (refer Install the drain plug. to Checking the Hydraulic Fluid, page 16) and Fill the hydraulic tank with Toro Hy-Pro, Mobil add fluid to raise the level to the mark on the Fluid 424, or equivalent; refer to Checking the dipstick.

  • Page 36: Bleeding The Fuel System

    Maintenance Lower the loader arms and stop the engine. Bleeding the Fuel System Remove the key. Bleeding the air from the fuel system in any of the Shut off the fuel valve on the bottom of the fuel following situations: tank (Fig.

  • Page 37: Draining The Fuel Tank

    Maintenance Draining the Fuel Tank Note: Now is the best time to install a new fuel filter because the fuel tank is empty. Install the fuel line onto the fuel filter. POTENTIAL HAZARD Slide the hose clamp close to the fuel filter to In certain conditions fuel is extremely secure the fuel line.
  • Page 38 Maintenance 10. Paint all scratched or bare metal surfaces. Paint is available from your Authorized Service Dealer. 11. Check anti–freeze protection and fill the radiator with a 50/50 solution of water and permanent ethylene glycol anti–freeze. 12. Store the traction unit in a clean, dry garage or storage area.

  • Page 39: Troubleshooting

    Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION The starter does not crank. The electrical connections are Check the electrical corroded or loose. connections for good contact. A fuse is blown or loose. Correct or replace the fuse. The relay or switch is Contact your Authorized damaged.
  • Page 40 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION The engine cranks, but will not Slow cranking speed. Check the battery, oil start (continued). viscosity and starting motor (contact your Authorized Service Dealer). The air cleaner element is Clean or replace. dirty. 10. Low compression. 10.
  • Page 41 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION The engine runs, but knocks or Dirt, water, stale fuel, or Drain and flush the fuel misses. incorrect fuel is in the fuel system; add fresh fuel. system. Engine overheating. See ENGINE OVERHEATS. There is air in the fuel. Bleed nozzles and check for air leaks at the fuel hose connections and fittings...
  • Page 42 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION The engine overheats. More coolant is needed. Check and add coolant. Restricted air flow to the Inspect and clean the radiator radiator. screen with every use. The crankcase oil level is Fill or drain to the full mark. incorrect.
  • Page 43 Troubleshooting PROBLEM POSSIBLE CAUSES CORRECTIVE ACTION Excessive black smoke from The air cleaner element is Clean or replace. exhaust. dirty. The injection pump timing is Contact your Authorized incorrect. Service Dealer. Incorrect fuel is in the fuel Drain the fuel system and system.

  • Page 44: Warranty

    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.

This manual is also suitable for:

Dingo 320-d

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