Form No. 3387-321 Rev A Groundsmaster® 4300-D Traction Unit Model No. 30853—Serial No. 315000001 and Up Model No. 30854—Serial No. 315000001 and Up Register at www.Toro.com.
This product complies with all relevant European directives, for details please see the separate product specific Declaration of Conformity (DOC) sheet. which signals a hazard that may cause serious injury or death if you do not follow the recommended precautions. WARNING CALIFORNIA Proposition 65 Warning This product contains a chemical or chemicals known to the State of California to cause cancer, birth defects, or reproductive harm.
Contents Checking the Fuel Lines and Connections ..................41 Servicing the Water Separator ..................................41 Fuel Pick-up Tube Screen ........................................42 Bleeding Air from the Fuel Injectors..........................42 Electrical System Maintenance ....................................43 Servicing the Battery...............................................43 Fuses ....................................................................
Safe Handling of Fuels Safety • To avoid personal injury or property damage, use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. This machine meets or exceeds CEN standard EN ISO 5395:2013 and ANSI B71.4-2012 specifications in effect at time of production, when equipped with rear weight. Refer to the section in this manual on Installing Rear Weight. • Extinguish all cigarettes, cigars, pipes, and other sources of ignition.
• Mow only in daylight or in good artificial light. • Before attempting to start the engine, disengage all blade • • • • • • • • • • • • Keep hands and feet away from the cutting decks. • Look behind and down before backing up to be sure of attachment clutches, shift into neutral, and engage the parking brake. Remember there is no such thing as a safe slope. Travel on grass slopes requires particular care.
Hauling • Use care when loading or unloading the machine into a • • • trailer or truck. Use full width ramps for loading machine into trailer or truck. Tie the machine down securely using straps, chains, cable, or ropes.
Vibration Level Hand-Arm Measured vibration level for right hand = 0.86 m/s2 Measured vibration level for left hand = 0.72 m/s2 Uncertainty Value (K) = 0.5 m/s2 Measured values were determined according to the procedures outlined in EN ISO 5395:2013. Whole Body Measured vibration level = 0.65 m/s2 Uncertainty Value (K) = 0.5 m/s2 Measured values were determined according to the procedures outlined in EN ISO 5395:2013.
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. 93-7272 1. Cutting/dismemberment hazard; fan—stay away from moving parts. 110-8973 (Affix over part no. 110–8869 for CE*) *This safety decal includes a slope warning required on the machine fro compliance to the European Lawn Mower Standard EN ISO 5395:2013.
110-0986 1. Press the brake pedal and parking brake pedal to set the parking brake. 2. Press the brake pedal to apply the brake. 3. Press the traction pedal to move the machine forward. 4. Reel enabled mode 5. Transport mode 117–0169 1. Read the Operator's Manual. 2. Power point—10 amp 3. Head lights—10 amp 4. Power—10 amp 5. Engine start—15 amp 6. Optional air ride seat suspension—20 amp 7. Engine computer management C—7.5 amp 8. Engine computer management B—7.5 amp 106-6755 9.
117-4764 1. Thrown object hazard—keep bystanders a safe distance from the machine. 2. Cutting hazard of hand, mower blade—stay away from moving parts, keep all guards and shields in place. 3. Cutting hazard of foot, mower blade—stay away from moving parts, keep all guards and shields in place. 121–5644 1. Light switch 6. Slow 2. Engage 7. Lower 3. Power take-off 4. Disengage 8. Raise 9. Read the Operator’s Manual. 93-7818 1.
104-1086 1. Height of cut 125-8753 1. Read the Operator's Manual for more maintenance information.
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 smoking. 7. Wear eye protection; explosive gases can cause blindness and other injuries 3. Caustic liquid/chemical burn hazard 4. Wear eye protection 8. Battery acid can cause blindness or severe burns. 9. Flush eyes immediately with water and get medical help fast. 5. Read the Operator's Manual. 10. Contains lead; do not discard.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure 1 2 3 4 5 6 7 8 9 10 11 Description Use Qty. No parts required – Adjust the tire pressure. No parts required – Adjust the step height. No parts required – Adjust the control arm position. No parts required – Remove shipping blocks and pins Rear weights (quantity varies with configuration). Varies Install rear weights (order from your Toro Distributor).
Important: Maintain even pressure in all tires to ensure uniform contact with the turf. 1. Loosen the 2 bolts securing the control arm to the retaining bracket (Figure 3). 2 Adjusting the Step Height No Parts Required Procedure The height of the steps can be adjusted for the operators comfort. 1. Remove the 2 bolts and nuts securing the step brackets to the traction unit frame (Figure 2) Figure 3 1. Control arm 3. Bolts (2) 2. Retaining brackets 2.
5 Installing Rear Weights Parts needed for this procedure: Varies Rear weights (quantity varies with configuration). Procedure The Groundsmaster 4300–D Traction Unit complies with EN ISO 5395:2013 and ANSI B71.4-2012 Standards when equipped with rear weights and/or 90 lb of calcium chloride ballast is added to rear wheels. Use the following charts to determine the combinations of weights required for your configuration. Order parts from your local Authorized Toro Distributor.
Figure 4 1. Traction manifold 5. Weight(s) 2. Spacers 6. Carriage bolt 3. Bolts 4. Washers 7. Nut • Remove the 3 bolts, washers, and spacers securing the traction manifold to the bottom of the rear bumper (Figure 4a). • Position the appropriate amount of weight on the top and/or bottom of the rear bumper. • Mount the weight(s) and the traction manifold to the bumper with the 3 bolts, washers and spacers previously removed (Figure 4b).
3. Start the engine and allow it to run for 5 to 10 minutes. 4. Adjust the high idle to 2860 rpm with the cutting decks disengaged. 5. Tighten the set screw. 6. Apply adhesive into the set screw to prevent tampering. 8 Figure 6 1. Hood latch 2. Nut 3. Rubber washer 4. Metal washer Adjusting the Carrier Frame No Parts Required 4. Outside the hood, insert the hook end of the latch through the hole in the hood. Make sure the rubber sealing washer remains to the outer side of the hood. 5.
will cause the cutting deck to reach their maximum up travel sooner. 4. While supporting the chamber, remove the spacer (Figure 10). 5. Move the chamber to the desired height-of-cut and install a spacer into the designated height-of-cut hole and slot (Figure 10). Adjusting the Rear Cutting Deck The front and rear cutting decks require different mounting positions. The rear cutting deck has one mounting position for proper alignment with the sidewinder under frame.
Product Overview 2. Slide the scraper up or down until a gap of 0.5 to 1 mm (0.020 to 0.040 inch) is achieved between the rod and the roller. Controls 3. Secure the grease fitting and screw to 41 N-m (30 ft-lb) in an alternating sequence. Seat Adjusting Knobs The seat adjusting lever (Figure 13) allows you to adjust the seat fore and aft. The weight adjusting knob adjusts the seat for the operator's weight. The weight gauge indicates when the seat is adjusted to the weight of the operator.
parking brake, press the brake pedal until the parking brake latch retracts. Figure 15 Figure 14 1. Traction pedal 4. Brake pedal 2. Mow speed limiter 5. Parking brake 3. Spacers 6. Tilt steering pedal 1. Lower mow/raise control lever 2. Key switch 4. Enable/disable switch 3. InfoCenter 6. Headlight switch 5. Throttle control Key Switch The key switch (Figure 15) has three positions: Off, On/Preheat, and Start.
Using the InfoCenter LCD Display The InfoCenter LCD display shows information about your machine such as the operating status, various diagnostics and other information about the machine (Figure 18) There is a splash screen and main information screen of the InfoCenter. You can switch between the splash screen and main information screen, at any time, by pressing any of the InfoCenter buttons and then selecting the appropriate directional arrow. 1 Figure 16 TORO 1.
InfoCenter Icon Description (cont'd.) InfoCenter Icon Description (cont'd.) Glow plugs are active Bulb Raise cutting units Output of TEC controller or control wire in harness Switch Lower cutting units Operator must release switch Operator must sit in seat Operator should change to indicated state Parking Brake Indicator—indicates when the parking brake is On Symbols are often combined to form sentences.
Diagnostics The Diagnostics menu displays the state of each machine switch, sensor, and control output. You can use this to troubleshoot certain issues as it will quickly tell you which machine controls are on and which are off. Settings The Settings menu allows you to customize and modify configuration variables on the InfoCenter display. About The About menu lists the model number, serial number, and software version of your machine.
Operation accessed, scroll down to Protect Settings. Using the right button, changing Protect Settings to OFF will allow the ability to view and change the settings in the Protected Menu without entering the passcode. Changing Protect Settings to ON will hide the protected options and will require entering a passcode to change the setting in the Protected Menu. After the pass code has been set, the key switch must be turned off and back on to enable and save this feature.
Checking the Cooling System Clean debris off of the screen, oil cooler, and front of the radiator daily and more often if conditions are extremely dusty and dirty. Refer to the section on Removing Debris from the Cooling System in Maintenance. The cooling system is filled with a 50/50 solution of water and permanent ethylene glycol antifreeze. Check the level of coolant in the expansion tank at the beginning of each day before starting the engine. The capacity of the cooling system is 9.5 liters (10.
Adding Fuel DANGER In certain conditions, fuel is extremely flammable and highly explosive. A fire or explosion from fuel can burn you and others and can damage property. Use only clean, fresh diesel fuel or biodiesel fuels with low (<500 ppm) or ultra low (<15 ppm) sulfur content. The minimum cetane rating should be 40. Purchase fuel in quantities that can be used within 180 days to ensure fuel freshness. • Fill the fuel tank outdoors, in an open area, when the engine is cold.
1 temperature conditions. For operation in consistently high ambient temperatures, 65° F (18° C) to 120° F (49° C), ISO VG 68 hydraulic fluid may offer improved performance. Premium Biodegradable Hydraulic Fluid-Mobil EAL EnviroSyn 46H Important: Mobil EAL EnviroSyn 46H is the only synthetic biodegradable fluid approved by Toro. This fluid is compatible with the elastomers used in Toro hydraulic systems and is suitable for a wide-range of temperature conditions.
Check the Torque of the Wheel Nuts 1. Park the machine on a level surface and ensure that the fuel tank is at least half full. Torque the wheel lug nuts to 94 to 122 N⋅m (70 to 90 ft-lb) after 1-4 hours of operation and again after 10 hours of operation. Torque every 250 hours thereafter. 3. Open the air bleed screw on the fuel injection pump (Figure 24) with a 12 mm wrench. 2. Open the hood. WARNING Failure to maintain proper torque of the wheel nuts could result in personal injury.
An automatic timer will control the glow plug preheat for 6 seconds. 3. After preheating the glow plugs, turn key to the Start position. Crank the engine for no longer than 15 seconds. Release the key when the engine starts. If additional preheating is required, turn key to the Off position and then to the On/Preheat position. Repeat this process as required. 4. Run the engine at low idle speed until it warms up. Stopping the Engine 1.
Tie Downs and the key switch is moved to the On/Run position, the diagnostic light will turn on briefly to indicate the light is working properly. When a machine advisory message is displayed, the light will illuminate when the message is present. When a fault message is displayed, the light will blink until the fault is resolved. • Front—the hole in the rectangular pad, under the axle tube, inside each front tire (Figure 27). 1 TORO g021272 Figure 29 1. Diagnostic light Figure 27 1.
Hydraulic Valve Solenoid Functions CAUTION If safety interlock switches are disconnected or damaged the machine could operate unexpectedly causing personal injury. Use the list below to identify and describe the different functions of the solenoids in the hydraulic manifold. Each solenoid must be energized to allow function to occur. • Do not tamper with the interlock switches. • Check the operation of the interlock switches daily and replace any damaged switches before operating the machine.
Atomic Blade This blade was designed to provide excellent leaf mulching.
Choosing Accessories Optional Equipment Configurations Angle Sail Blade High Lift Parallel Sail Blade (Do not use with the mulching baffle) Mulching Baffle Roller Scraper Grass Cutting: 1.9 to 4.4 cm (0.75 to 1.75 inch) Height-of-Cut Recommended in most applications May work well in light or sparse turf Grass Cutting: 5 to 6.4 cm (2.00 to 2.50 inch) Height-of-Cut Recommended for thick or lush turf Recommended for light or sparse turf Grass Cutting: 7 to 10 cm (2.75 to 4.
Always Start Mowing with Sharp Blades A sharp blade cuts cleanly and without tearing or shredding the grass blades like a dull blade. Tearing and shredding causes the grass to turn brown at the edges which impairs growth and increases susceptibility to diseases. Make sure blade is in good condition and a full sail is present. Check Condition of Deck Make sure that the cutting chambers are in good condition. Straighten any bends in the chamber components to ensure the correct blade tip/chamber clearance.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Recommended Maintenance Schedule(s) Maintenance Service Interval After the first hour Maintenance Procedure • Torque the wheel lug nuts to 94 to 122 N⋅m (70 to 90 ft-lb). After the first 8 hours • Check the condition and tension of the alternator belt. After the first 10 hours • Torque the wheel lug nuts to 94 to 122 N⋅m (70 to 90 ft-lb).
Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Maintenance Check Item Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety interlock operation. Check the brake operation. Check the engine oil and fuel level. Drain the water/fuel separator. Check the air filter restriction indicator. Check the radiator and screen for debris. Check unusual engine noises.1 Check unusual operating noises. Check the hydraulic system oil level. Check the hydraulic filter indicator.
Service Interval Chart Figure 30 CAUTION 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. Lubrication Greasing the Bearings and Bushings If you operate the machine under normal conditions, lubricate all grease fittings for the bearings and bushings after every 50 hours of operation with No. 2 General Purpose Lithium Base Grease.
Figure 36 • Steering cylinder ball joints (2) and rear axle (1) (Figure 37) Figure 33 • Lift arm pivot shaft (1 each) (Figure 34) Figure 34 G011614 • Rear axle tie rod (2) (Figure 35) Figure 37 • Brake pedal (1) (Figure 38) G011615 Figure 38 Figure 35 • Axle steering pivot (1) (Figure 36) 38
Engine Maintenance • Cutting unit spindle shaft bearings (2 per cutting unit) (Figure 39) Note: Either fitting can be used, which ever is more accessible. Pump grease into the fitting until a small amount appears at bottom of the spindle housing (under the deck). Servicing the Air Cleaner Check the air cleaner body for damage which could cause an air leak. Replace if damaged. Check the whole intake system for leaks, damage or loose hose clamps.
1 2 3 g021218 Figure 42 1. Air cleaner cover 2. Air cleaner filter 3. Air cleaner indicator 4. Clean the dirt ejection port located in the removable cover. Remove the rubber outlet valve from the cover, clean the cavity and replace the outlet valve. 5. Install the cover orienting the rubber outlet valve in a downward position—between approximately 5:00 to 7:00 when viewed from the end. Figure 44 1. Oil filter 6. Secure the latches. 4. Apply a light coat of clean oil to the new filter seal. 5.
Fuel System Maintenance 4. While pulling the throttle cable, to remove any slack, tighten the throttle cable connector. Note: When tightened, the cable pivot must be free to swivel on the injection pump lever arm. DANGER 5. If the throttle does not stay in position during operation, increase the torque on the locknut, used to set the friction device on the throttle lever. Under certain conditions, diesel fuel and fuel vapors are highly flammable and explosive.
Figure 46 1. Water separator filter canister Figure 47 1. Fuel injectors 3. Clean the area where the filter canister mounts. 4. Remove the filter canister and clean the mounting surface. 2. Turn the key in the key switch to the On position and watch the fuel flow around the connector. When you observe a solid flow of fuel, turn the key to the Off position. 5. Lubricate the gasket on the filter canister with clean oil. 6.
Electrical System Maintenance Important: Before welding on the machine, disconnect both cables from the battery, both wire harness plugs from the electronic control module, and the terminal connector from the alternator to prevent damage to the electrical system. Servicing the Battery WARNING Figure 48 1.
Drive System Maintenance 7. Test drive the machine to make sure it does not creep. Adjusting the Rear Wheel Toe-in Adjusting the Traction Drive for Neutral 1. Rotate the steering wheel so that the rear wheels are straight ahead. The machine must not creep when the traction pedal is released. If it does creep, adjust as follows: 2. Loosen the jam nut on each end of the tie rod (Figure 51). 1. Park the machine on a level surface, stop the engine, and lower the cutting decks to the floor.
Cooling System Maintenance Removing Debris from the Cooling System Remove debris from the screen, oil coolers, and radiator daily (clean more frequently in dirty conditions). 1. Turn the engine off and remove the key from the ignition switch. 2. Thoroughly clean all debris out of the engine area. 3. Unlatch the clamp and pivot open the rear screen (Figure 52). Figure 53 1. Oil cooler 2. Oil cooler latches 6. Thoroughly clean both sides of the oil cooler and the radiator (Figure 54) with compressed air.
Brake Maintenance Adjusting the Parking Brake Latch Adjusting the Parking Brakes If the parking brake fails to engage and latch, an adjustment to the brake pawl is required. Adjust the brakes when there is more than 2.5 cm (1 inch) of free travel (Figure 55) of the brake pedal, or when more holding force is required. Free travel is the distance the brake pedal moves before you feel braking resistance. 1. Loosen the 2 screws securing the parking brake pawl to the frame (Figure 57). 2 4 1 Figure 55 1.
Belt Maintenance Hydraulic System Maintenance Check the condition and tension of the alternator belt after the first day of operation and every 100 operating hours thereafter. Changing the Hydraulic Fluid Tensioning the Alternator Belt Change hydraulic fluid after every 800 operating hours, in normal conditions. If fluid becomes contaminated, contact your local Toro distributor because the system must be flushed. Contaminated fluid looks milky or black when compared to clean oil. 1. Open the hood. 2.
Replacing the Hydraulic Filters The hydraulic system is equipped with a service interval indicator (Figure 60). With the engine running, view the indicator, it should be in the Green zone. When the indicator is in the Red zone, change the hydraulic filters. Figure 62 1. Hydraulic filter Figure 60 3. Remove the filter. 1. Hydraulic filter restriction indicator 4. Lubricate the gasket on the new filter with hydraulic oil. Important: Use of any other filters may void the warranty on some components. 5.
Cutting Deck Maintenance WARNING Hydraulic fluid escaping under pressure can penetrate skin and cause injury. • Make sure all hydraulic fluid hoses and lines are in good condition and all hydraulic connections and fittings are tight before applying pressure to the hydraulic system. Separating the Cutting Decks from the Traction Unit 1. Position the machine on a level surface, lower the cutting decks to the floor, shut the engine off, and engage the parking brake. 2.
Adjusting the Blade Plane 3. Slide deck carrier frame onto lift arm pivot pin. Secure with lynch pin (Figure 64). Start with the front adjustment (change one bracket at a time). 4. Install the hydraulic motor to the deck (Figure 63). Make sure that the O-ring is in position and not damaged. 1. Remove the height-of-cut bracket, (front, left, or right) from the deck frame (Figure 66). 2. Adjust 1.5 mm (0.060 inch) shims and/or 0.7 mm (0.
performance. Never use replacement blades made by other manufacturers because they could be dangerous. DANGER If the blade is allowed to wear, a slot will form between the sail and flat part of the blade (Figure 68). Eventually a piece of the blade may break off and be thrown from under the housing, possibly resulting in serious injury to yourself or bystanders. 1. Raise the cutting deck to the highest position, shut the engine off, and engage the parking brake.
Checking the Blade Stopping Time 2. Insert the spacer (Figure 70). Service Interval: Before each use or daily 3. Press the second bearing into the roller housing (Figure 70) pressing equally on the inner and outer race until the inner race comes in contact with the spacer. The blades of the cutting deck should come to a complete stop in approximately 5 seconds after you shut down the cutting deck engagement switch. 4. Install the roller assembly into the deck frame.
Storage Preparing the Traction Unit 1. Thoroughly clean the traction unit, cutting decks, and engine. 2. Check the tire pressure. Inflate all traction unit tires to 83 to 103 kPa (12 to 15 psi). 3. Check all fasteners for looseness and tighten them as necessary. 4. Grease all grease fittings and pivot points. Wipe up any excess lubricant. 5. Lightly sand and use touch-up paint on painted areas that are scratched, chipped, or rusted. Repair any dents in the metal body. 6.
Notes: 54
Notes: 55
The Toro Total Coverage Guarantee A Limited Warranty Conditions and Products Covered The Toro Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrant your Toro Commercial product (“Product”) to be free from defects in materials or workmanship for two years or 1500 operational hours*, whichever occurs first. This warranty is applicable to all products with the exception of Aerators (refer to separate warranty statements for these products).
