Toro 30856 Operator's Manual
Traction unit
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Summary of Contents for Toro 30856
- Page 1 Form No. 3356-331 Rev E Groundsmaster ® 4500-D or 4700-D Traction Unit Model No. 30856—Serial No. 260000801 and Up Model No. 30868—Serial No. 260000801 and Up Register at www.Toro.com. Original Instructions (EN)
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Page 2: Introduction
Figure 1 Genuine Toro spark arresters are approved by the USDA Forestry Service. Important: This engine is equipped with a spark Model No. -
Page 3: Table Of Contents
Bleeding Air from the Injectors......36 Safe Operating Practices ........4 Electrical System Maintenance........ 37 Toro Riding Mower Safety ........6 Charging and Connecting the Battery ....37 Sound Pressure Level for a 4500-D ....... 7 Battery Care ............38 Sound Pressure Level for a 4700-D ....... -
Page 4: Safety
Safety ◊ lack of awareness of the effect of ground conditions, especially slopes; This machine meets or exceeds CEN standard EN • The owner/user can prevent and is responsible for 836:1997 (when appropriate decals applied), and ANSI accidents or injuries occurring to himself or herself, B71.4-2004 specifications in effect at the time of other people, or property. -
Page 5: Maintenance And Storage
• Remember there is no such thing as a safe slope. – before checking, cleaning or working on the Travel on grass slopes requires particular care. To mower; guard against overturning: – after striking a foreign object or if an abnormal –... -
Page 6: Toro Riding Mower Safety
The following list contains safety information specific • Raise the cutting units when driving from one work to Toro products or other safety information that you area to another. must know that is not included in the CEN, ISO, or •... -
Page 7: Sound Pressure Level For A 4500-D
• To ensure safety and accuracy, have an Authorized Toro Distributor check the maximum engine speed with a tachometer. • If major repairs are ever needed or if assistance is desired, contact an Authorized Toro Distributor. -
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. 108–5278 1. Read the Operator’s Manual. 105-3888 1. Read the Operator’s Manual. 2. - Page 9 105-7506 1. Read the Operator’s 4. Engine—preheat Manual. 105-9223 2. Engine—stop 5. Engine—start 1. Warning-read the Operator’s Manual. 3. On 2. To start the engine (read the Operator’s Manual), sit in the operators’ position, turn the ignition key to the Engine-run position until the Engine-preheat light turns off, turn the ignition key to the Engine-start position, and press the brake pedal.
- Page 10 105-3889 107-1983 (Affix over part no. 105–3889 for CE) * This safety decal includes a slope warning required on the machine for compliance to the European Lawn Mower Safety Standard EN836:1997. The conservative maximum slope angles indicated for operation of this machine are prescribed by and required by this standard. 1.
- Page 11 108-4044 1. Lower the cutting unit(s). 6. Fast 11. Power Take-off (PTO) 2. Raise the cutting unit(s). 7. Continuous variable setting 12. High 3. Right cutting unit (GM 4700-D only) 8. Slow 13. Low 4. Center cutting units 9. Engage 14.
- Page 12 Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance from the battery. 2. No fire, open flame, or 7. Wear eye protection; smoking. explosive gases can cause blindness and other injuries 3.
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Page 13: Setup
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. Seat Kit, Model 30398 (sold separately) Seat Suspension Kit, Model 30312 (Mechanical) or 30313 (Air) (sold separately) Install the seat, seat belt, and manual Seat belt tube. -
Page 14: Replacing The Warning Decal
Checking Fluid Levels No Parts Required Procedure 1. Check the rear axle lubricant level before the engine is first started, refer to Checking the Rear Axle Lubricant in Drive System Maintenance , page 39. Figure 3 2. Check the hydraulic fluid level before the engine is first started, refer to Checking the Hydraulic Fluid 1. -
Page 15: Product Overview
Product Overview Figure 4 1. Steering wheel 4. Traction pedal 7. ROPS (Rollover Protection System) 2. Brakes 5. Manual tube 3. Cutting unit 6. Hood/engine compartment Controls Engine Oil Pressure Warning Light The light (Figure 5) illuminates when the engine oil Traction Pedal pressure is dangerously low. -
Page 16: Brake Pedals
Figure 6 1. Forward speed limiter 2. Reverse speed limiter screw screw Brake Pedals Two foot pedals (Figure 7) operate individual wheel brakes for turning assistance, parking, and to aid in obtaining better side hill traction. A latch connects the pedals for parking brake operation and transport. -
Page 17: Pto Switch
PTO Switch The PTO switch (Figure 8) has two positions: On (engage) and Off (disengage). Push the PTO switch forward to the On position to start the implement or cutting unit blades. Push the switch backward to the Off position to stop implement operation. Hi-Lo Speed Control The switch (Figure 8) allows the speed range to increase for transport of the machine. - Page 18 Figure 11 Model 4500-D 1. Cutting unit lift latch Figure 12 Model 4700-D 1. Cutting unit lift latch...
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Page 19: Specifications
A selection of Toro approved attachments and accessories are available for use with the machine to enhance and expand its capabilities. Contact your Authorized Service Dealer or Distributor or go to www.Toro.com for a list of all approved attachments and accessories. -
Page 20: Operation
Capacity of system is 2-3/4 gal. (10.4 l). temperatures) 1. Carefully remove the radiator cap and expansion Note: Toro Premium Engine oil is available tank cap (Figure 15). from your distributor in either 15W-40 or 10W-30 viscosity. See the parts catalog for part numbers. -
Page 21: Filling The Fuel Tank
If the engine has been running, the pressurized, hot coolant can escape and cause burns. • Do not open the radiator cap when the engine is running. • Use a rag when opening the radiator cap, and open the cap slowly to allow steam to escape. -
Page 22: Checking The Tire Pressure
Toro Premium All Season Hydraulic Fluid (Available in 5 gallon pails or 55 gallon drums. See parts catalog or Toro distributor for part numbers.) Alternate fluids: If the Toro fluid is not available, other fluids may be used provided they meet all the following material properties and industry specifications. -
Page 23: Checking The Interlock Switches
1. Remove your foot from the traction pedal and 2. Move the PTO lever to the Off position. ensure that it is in neutral. Ensure that the parking 3. Set the parking brake. brake is set. 4. Rotate the ignition key to Off. 2. -
Page 24: Pushing Or Towing The Machine
Jacking Points engine does not kill, there is a malfunction in the interlock system that should be corrected before • On the front of the machine on the frame on the beginning operation. inside of each drive tire • On the rear of the machine at the center of the axle Pushing or Towing the Machine Tie Downs... -
Page 25: Standard Control Module (Scm)
The module monitors inputs including neutral, parking brake, PTO, start, backlap, and high temperature. The module energizes outputs including PTO, Starter, and This product is designed to drive objects into ETR (energize to run) solenoid. the ground where they lose energy quickly in grass areas. -
Page 26: Operating Tips
2. Move key switch to "ON" and ensure the red 6. If specific output LED is not illuminated, check "power" LED is illuminated. both fuses. 3. Move all input switches to ensure all LED’s change 7. If specific output LED is not illuminated and inputs state. - Page 27 which impairs growth and increases susceptibility to diseases. Transporting (Groundsmaster 4700–D Only) Use the two rear transport latches when transporting over long distances, rough terrain, or when trailering. After Operating To ensure optimum performance, clean the underside of the mower housing after each use. If residue is allowed to build up in the mower housing, cutting performance will decrease.
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Page 28: 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 • Torque the wheel nuts. After the first 8 hours • Change the engine oil and filter. After the first 50 hours •... -
Page 29: Daily Maintenance Checklist
Daily Maintenance Checklist Duplicate this page for routine use. Maintenance For the week of: Check Item Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety interlock operation. Check the brake operation. Check the engine oil and fuel level. Check the cooling system fluid level. -
Page 30: Service Interval Chart
Service Interval Chart Figure 21 If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Remove the key from the ignition before you do any maintenance. -
Page 31: Premaintenance Procedures
Premaintenance Lubrication Procedures Greasing the Bearings and Bushings Removing the Hood Service Interval: Every 50 hours To gain additional access to engine compartment, the hood may be removed from traction unit. The machine has grease fittings that must be lubricated regularly with No. - Page 32 Note: On rollers equipped with flush grease fittings (Figure 30) a grease gun nozzle adapter is required. Order Toro Part No. 107-1998 from your Authorized Toro Distributor. Figure 27 • Lift cylinder bushings (2 per deck) (Figure 27) •...
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Page 33: Engine Maintenance
Engine Maintenance which could force dirt through the filter into the intake tract. This cleaning process prevents debris from migrating Servicing the Air Cleaner into the intake when the primary filter is removed. 3. Remove and replace the primary filter (Figure 33). Service Interval: Every 400 hours Cleaning of the used element is not recommended Check the air cleaner body for damage which could... -
Page 34: Servicing The Engine Oil And Filter
Adjusting the Throttle 5. Install the cover orienting the rubber outlet valve in a downward position—between approximately 5:00 Adjust the throttle cable (Figure 37) so that the governor to 7:00 when viewed from the end. lever on the engine contacts the low and high speed set 6. -
Page 35: Fuel System Maintenance
Fuel System 2. Loosen the drain plug on the bottom of the filter canister (Figure 38). Tighten the plug after draining. Maintenance Under certain conditions, diesel fuel and fuel vapors are highly flammable and explosive. A fire or explosion from fuel can burn you and others and can cause property damage. -
Page 36: Fuel Pick-Up Tube Screen
3. Open the air bleed screw on the fuel injection pump (Figure 40). Figure 39 1. Fuel pre-filter Figure 40 3. Slide the hose clamps onto the ends of the fuel lines. 1. Fuel injection pump bleed screw Push the fuel lines onto the fuel filter and secure them with the hose clamps. -
Page 37: Electrical System Maintenance
Electrical System Maintenance Charging and Connecting the Battery Figure 41 Warning 1. No. 1 injector nozzle CALIFORNIA Proposition 65 Warning 2. Move the throttle to the Fast position. Battery posts, terminals, and related 3. Turn the key in the ignition switch to the Start accessories contain lead and lead compounds, position and watch the fuel flow around the chemicals known to the State of California... -
Page 38: Battery Care
Rinse with clear water. Coat the battery posts and cable connectors with Grafo 112X Warning (skin-over) grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. CALIFORNIA Proposition 65 Warning... -
Page 39: Drive System Maintenance
Drive System Maintenance Checking the Torque of the Wheel Nuts Service Interval: After the first 8 hours Every 200 hours Figure 44 Failure to maintain proper torque of the wheel 1. Check/drain plug nuts could result in failure or loss of wheel and may result in personal injury. -
Page 40: Checking The Rear Axle Lubricant
Checking the Rear Axle Lubricant Service Interval: Every 400 hours The rear axle is shipped from the factory filled with SAE 85W-140 wt. gear lube. Check the oil level before the engine is first started and every 400 hours thereafter. The capacity is 80 oz. -
Page 41: Adjusting The Traction Drive For Neutral
Figure 48 1. Drain plug location Figure 49 1. Pump rod 2. Pump control tube 3. Remove the (3) oil level check plugs and main axle vent cap to ease in draining of the oil. 5. After wheel rotation ceases, tighten jam nuts to secure adjustment. -
Page 42: Cooling System Maintenance
Cooling System 5. Rotate the entire tie rod assembly the same direction (inward or outward) one (1) complete revolution. Maintenance Tighten clamp at connected end of tie rod. 6. Install the ball joint in the axle case support and Servicing the Engine Cooling tighten the nut finger tight. -
Page 43: Brake Maintenance
Brake Maintenance with compressed air. Start from the front and blow the debris out towards the back. Then clean from the back side and blow towards the front. Repeat Adjusting the Service Brakes procedure several times until all chaff and debris is removed Adjust the service brakes when there is more than 1 in. -
Page 44: Belt Maintenance
Change the 2 hydraulic filters initially after the first 200 operating hours. Thereafter, change the filters after every 800 operating hours, in normal conditions. Use Toro replacement filters Part No. 94-2621 for the rear (cutting unit) of the machine and 75-1310 for the front (charge) of the machine. -
Page 45: Checking The Hydraulic Lines And Hoses
Hydraulic System Test Ports The test ports are used to test the pressure in the hydraulic circuits. Contact your local Toro distributor for assistance or refer to the Service Manual. Test Port A (Figure 58), located on rear of filter manifold, under right hand frame rail. -
Page 46: Adjusting The Counterbalance
drive pressure applied to the rear axle (reverse mode) and rear axle dynamic braking. Figure 61 1. Test port F (Decks) 2. Test port G (Decks) Test Port H (Figure 62) located on rear traction circuit hard line. Used to measure reverse traction pressure. Figure 59 Test Port I (Figure 62) located on front traction circuit 1. -
Page 47: Cleaning
Cleaning The traction assist valve (Figure 63) is used to boost the pressure in the counterbalance circuit. Recommended traction assist counterbalance pressure is 700 psi Servicing the Spark Arrestor when traction pressure is above 1800 psi. Rotate the screw (Figure 63) clockwise to increase the pressure or Muffler counterclockwise to decrease the pressure. -
Page 48: 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 hours to prevent lead sulfation of the battery. -
Page 49: Schematics
Schematics (Rev. C) - Page 50 Electrical Schematic - GM 4700 (Rev. C)
- Page 51 Hydraulic Schematic (Rev. E)
- Page 52 Hydraulic Schematic (Rev. E)
- Page 53 Notes:...
- Page 54 Notes:...
- Page 55 Notes:...
- Page 56 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.