Toro 30789 Operator's Manual

Traction unit
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Form No. 3329–120
Groundsmaster 345
Traction Unit
Model No. 30789—Serial No. 230000001 and Up
Operator's Manual
Domestic English (EN)

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Summary of Contents for Toro 30789

  • Page 1 Form No. 3329–120 Groundsmaster 345 Traction Unit Model No. 30789—Serial No. 230000001 and Up Operator’s Manual Domestic English (EN)
  • Page 2: Table Of Contents

    ........Checking the Hydraulic System Fluid ..The Toro General Commercial Products Warranty 2002 by The Toro Company All Rights Reserved...
  • Page 3: Introduction

    Authorized Service Dealer or Toro Customer Service and have the model and Caution signals a hazard that may cause minor or moderate serial numbers of your product ready. Figure 1 illustrates injury if you do not follow the recommended precautions.
  • Page 4: Safety

    Safety lack of awareness of the effect of ground conditions, especially slopes; incorrect hitching and load distribution. This machine meets or exceeds ANSI B71.4-1999 specifications in effect at the time of production when The owner/user can prevent and is responsible for and equipped with rear weight as listed in the weight accidents or injuries occurring to himself or herself, chart.
  • Page 5 Do not use on slopes of more than – disengage the power take-off and lower the attachments; – 20 when mowing across a slope – change into neutral and set the parking brake; – 30 when mowing up or down a slope –...
  • Page 6: Toro Riding Mower Safety

    The following list contains safety information specific to Toro products or other safety information that you must If the engine stalls or loses headway and cannot make it know that is not included in the ANSI standard.
  • Page 7 Keep everyone away. Keep your body and hands away from pin hole leaks or To ensure safety and accuracy, have an Authorized Toro nozzles that eject hydraulic fluid under high pressure. Distributor check the maximum engine speed with a Use paper or cardboard, not your hands, to search for tachometer.
  • Page 8: Safety And Instruction Decals

    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. 55-4300 27-7310 93-6686 1. Hydraulic oil 2. Read the Operator’s 77–3100 Manual.
  • Page 9 82-8970 1. Fill coolant to within 1 in. (25 mm) of the top of the tank. 2. Read the operator’s manual for further instructions. 27-7290 105-7822 53-4420 92-7802...
  • Page 10 105-0080...
  • Page 11: Specifications

    Front axle is the hydraulic fluid reservoir, and its capacity is 5 quarts (4.7 l). The 25 micron hydraulic filter is a screw on replaceable type. For replacement filters, order Toro Part No. 23-9740. Ground Speed Speed is infinitely variable from 0 to 9.5 MPH (0 to 15 km/h) forward or reverse.
  • Page 12: Dimensions And Weights (Approx.)

    General Specifications (continued) Shaft is driven by a tight-slack double “A” section, torque team V-belt directly from output shaft of engine. Shaft is clutched by pivoting the shaft support with a spring PTO Drive loaded, over center, hand operated lever. PTO speed 1810 RPM @ 3200 RPM engine speed.
  • Page 13: Setup

    Right-hand ball joint (shipped in tool box) connect lift cylinder Hydraulic oil filter Change after 10 hours Parts catalog Operator’s Manual (traction unit) Read before operating the machine. Engine Dealer Listing Operator Video Watch before operating the machine. Registration card Fill out and return to Toro.
  • Page 14: Installing The Steering Wheel

    Installing the Steering Wheel 1. Move rear wheels so they point straight ahead. 2. Remove jam nut from steering shaft. Slide foam seal and steering wheel onto steering shaft (Fig. 2). 3. Secure steering wheel to shaft with jam nut and tighten it to 10–15 ft.-lb.
  • Page 15 Seat Kit, Model No. 30625, Deluxe Seat with Model No. 30628 Seat Adapter Kit 1. Mount seat suspension assembly to 4 capscrews on seat bottom and secure with 4 lock washers, flat washers, and nuts (Fig. 8). 2. Loosely secure 2 R-clamps to right side of seat bottom with 2 capscrews and flat washers supplied in kit (Fig.
  • Page 16: Pushing The Traction Unit Off Of The Pallet

    Fill the battery where clean water is always available for flushing the skin. 4. Coat both battery connections with either Grafo 112X (skin-over) grease, Toro Part No. 505-47, petroleum jelly or light grease to prevent corrosion and slide rubber boot over positive terminal (Fig. 3).
  • Page 17: Installing The Ball Joint And Connecting The Lift Cylinder

    5. Install the instrument cover and lock the two latches. Installing the Ball Joint and Connecting the Lift Cylinder Note: Ball joints are not required for all implements; refer to implement operator’s manual for requirements. 1. Thread jam nut fully onto right-hand ball joint. 2.
  • Page 18: Greasing The Traction Unit

    Install Rear Weight To comply with ANSI/OPEI B71.4–1999 Standard, rear weight must be added to rear of traction unit. Use chart below to determine weight requirements. Order parts from your local Authorized Toro Distributor. Cutting Unit Rear Weight...
  • Page 19: Before Operating

    Before Operating 3. If oil level is low, remove filler cap (Fig. 13) and add enough oil to raise level to top notch on dipstick. DO NOT OVERFILL. Hood Prop 4. The engine uses any high–quality detergent oil having the American Petroleum Institute—API—“service 1.
  • Page 20: Filling The Fuel Tank

    1. Tip seat forward and prop it with the support rod so it cannot fall accidentally. Using a clean rag, clean area around fuel tank cap (Fig. 14). THE TORO COMPANY STRONGLY RECOMMENDS THE USE OF FRESH, CLEAN, 2. Remove cap from the fuel tank and fill the 6-1/2 gallon...
  • Page 21: Checking The Hydraulic System Fluid

    Hydraulic fluids produced by other manufacturers may be used if they can cross reference to find an equivalent to the products listed. Toro will not assume responsibility for damage caused by improper substitutions, so use only products from reputable manufacturers who will stand behind their recommendation.
  • Page 22: Operation

    Operation Brake Pedal Whenever the engine is shut off, the parking brake (Fig. 16) must be engaged to prevent accidental movement of the Note: Determine the left and right sides of the machine machine. from the normal operating position. The hydrostatic transmission will not, at any time, act as a parking brake for the machine.
  • Page 23: Pto Lever

    Figure 17 1. Lift lever Figure 18 1. PTO lever 7. Engine temperature PTO Lever 2. Choke 8. Temp. gauge & switch The PTO lever (Fig. 18) has two positions: ON (engage) 3. Throttle control 9. Battery cover and OFF (disengage). Slowly push PTO lever fully forward 4.
  • Page 24: Starting/Stopping Engine

    The throttle regulates the speed of the cutter blades or other Starting/Stopping Engine implement components and, in conjunction with traction pedal, controls ground speed of the traction unit. 1. Ensure parking brake is set, PTO switch is in OFF position and lift lever is in TRANSPORT or FLOAT position.
  • Page 25: Checking The Interlock Switches

    Do not tamper with the interlock switches. In an emergency, the traction unit can be pushed or towed Check the operation of the interlock switches for a very short distance. However, Toro does not daily and replace any damaged switches before recommend this as standard procedure.
  • Page 26: Operating Characteristics

    Operating Characteristics Use extra care when operating machine on slopes. Always have seat pivot retaining pin installed. Drive slowly and avoid sharp turns on slopes to prevent roll overs. The Practice driving the machine because it has a hydrostatic cutting deck must be lowered when going downhill for transmission and its characteristics are different than many steering control.
  • Page 27: Maintenance

    Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Check the PTO belt tension. Check the fan and alternator belt tension. After first 10 hours Change the transmission filter.
  • Page 28: Daily Maintenance Checklist

    Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Maintenance Check Item Check safety interlock operation. Check that the grass deflector is in the down position. Check brake operation. Check fuel level Check the engine oil level.
  • Page 29: Lubricating The Machine

    Lubricating the Machine The traction unit must be lubricated regularly. If machine is operated under normal conditions, lubricate all bearings and bushings after every 50 hours of operation. The traction unit bearings and bushings that must be lubricated are: All Models PTO shaft and yokes (3) (Fig.
  • Page 30: General Air Cleaner Maintenance

    2. Filter element 3. Clean the element by washing it in a solution of filter cleaner ( Toro Part No. 27-7220) and water, or blow dirt out of filter by using compressed air. Note: Compressed air is recommended when element must be used immediately after servicing because a washed element must be dried before it is used.
  • Page 31: Inspecting Filter Element

    Prepare a solution of filter cleaner and water and soak Cleaning the Radiator and filter element about 15 minutes Refer to directions on Screen filter cleaner carton for complete information. After soaking filter for 15 minutes, rinse it with clear The screen and front of the radiator must be kept clean to water.
  • Page 32: Servicing Fuel System

    Servicing Fuel System 3. Install new filter and connect fittings. Start engine and check for leaks. Danger 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. Fill the fuel tank outdoors, in an open area, when the engine is cold.
  • Page 33: Servicing Belts

    Servicing Belts Check tension of all belts initially after the first day of operation and every 100 hours thereafter. Alternator Belt A new alternator belt (Fig. 30) is to be tensioned to 65 lbs. A used belt is to be tensioned to 40 lbs. Figure 31 1.
  • Page 34: Replacing Spark Plugs

    Replacing Spark Plugs 3. Rotate throttle arm closed until it contacts stop (Fig. 33). Change spark plugs after every 400 operating hours to assure proper engine performance and reduce exhaust emission level. Correct spark plug to use is a Motorcraft–AGSF22C or AGRF22 or equivalent.
  • Page 35: Checking Oil Level In Governor

    Servicing Spark Arrestor Muffler Every 200 hours operation, clear the muffler of carbon buildup. 1. Unlatch and raise hood assembly. 2. Remove pipe plug from clean–out port at lower side of muffler (Fig. 35). Figure 34 1. High idle stop screw 4.
  • Page 36: Adjusting Traction Control Rod

    Adjusting Traction Control Rod Adjusting Traction Pedal Friction Wheel 1. Check traction drive neutral position to assure front wheels do not creep; refer to Adjusting Traction Drive 1. Loosen two nuts securing traction pedal shaft on right for Neutral. side of pedal (Fig. 37). 2.
  • Page 37: Adjusting The Traction Interlock Switch

    6. Connect a continuity tester or ohm meter to switch Internal transmission component malfunction. connector. With PTO lever in the ON position the Contact your local Toro distributor for assistance. switch circuit should not have any continuity. If there 13. Shut engine off.
  • Page 38: Adjusting The Parking Brake Interlock Switch

    Adjusting the Parking Brake Interlock Switch 1. Gap between parking brake shaft pivot paddle and bottom of interlock switch (Fig. 40) should be approximately 1/16” (Paddle must not contact switch). Figure 41 1. Pivot plate 3. Large nut 2. Small nut 2.
  • Page 39: Adjusting The Rear Wheel Bearings

    Adjusting the Rear Wheel Adjusting the Brakes Bearings Adjust the service brakes when there is more than 1 in. (25 mm) of “free travel” of the turn pedals, or when the 1. Jack up rear of machine until wheel is off shop floor. brakes do not work effectively.
  • Page 40: Replacing The Hydraulic Fluid Filter

    200 hours of operation or yearly, whichever comes first. Use Toro oil filter, Part No. 23-9740, as a replacement. 1. Clean area where hydraulic fluid filter mounts. Remove filter from base (Fig. 47) and clean filter mounting surface.
  • Page 41: Fuses

    2/3 oz. (20 ml) bottles. One bottle is sufficient for 4–6 gal (15–22 1) of hydraulic oil. Order part no.44–2500 from your authorized Toro distributor. 1. Start engine, park machine on a level surface, lower implement to the shop floor, set the parking brake, and shut engine off.
  • Page 42: Servicing The Battery

    To clean the battery, wash the entire case with solution of baking soda and water. Rinse with clear water. Coat the battery posts and cable connectors with Grafo 112X (skin-over) grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion.
  • Page 43: Hydraulic Schematic

    Hydraulic Schematic...
  • Page 44: Electrical Schematic

    Electrical Schematic...
  • Page 45: Seasonal Storage

    B. Clean the battery, terminals, and posts with a wire brush and baking soda solution. C. Coat the cable terminals and battery posts with Grafo 112X skin-over grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. D. Slowly recharge the battery every 60 days for 24...
  • Page 48: The Toro General Commercial Products 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:

Groundsmaster 345

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