Form No. 3410-990 Rev A Groundsmaster® 4300-D Traction Unit Model No. 30853—Serial No. 400000000 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. Model No. Serial No. 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. Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm.
Contents Lubrication ...............................................................38 Greasing the Bearings and Bushings ..........................38 Engine Maintenance ..................................................40 Engine Safety.........................................................40 Servicing the Air Cleaner .........................................40 Servicing the Engine Oil..........................................41 Fuel System Maintenance ...........................................
Safety This machine has been designed in accordance with EN ISO 5395:2013 and ANSI B71.4-2012. Important: For CE required regulatory data, refer to the Declaration of Conformity supplied with the machine. General Safety This product is capable of amputating hands and feet and of throwing objects. Always follow all safety instructions to avoid serious personal injury. Using this product for purposes other than its intended use could prove dangerous to you and bystanders.
Slope Indicator G011841 g011841 Figure 2 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 degrees. Use the slope chart to determine the degree of slope of hills before operating. Do not operate this machine on a slope greater than 15 degrees. Fold along the appropriate line to match the recommended slope. 2. Align this edge with a vertical surface, a tree, building, fence pole, etc. 3.
Safety and Instructional Decals Safety decals and instructions are easily visible and are located near any area of potential danger. Replace any decal that is damaged or missing. decal93-6689 93–6689 1. Danger—do not sit on the plastic shroud. decal106-6755 106-6755 decal93-7272 93-7272 1. Cutting/dismemberment hazard; fan—stay away from moving parts. 1. Engine coolant under pressure. 3. Warning—do not touch the hot surface. 2. Explosion hazard—read the Operator's Manual. 4.
decal117-4764 117-4764 1. Thrown object hazard—keep bystanders a safe distance away from the machine. 2. Cutting hazard of hand, mower blade—stay away from moving parts, keep all guards and shields in place. decal117-0169 117-0169 3. Cutting hazard of foot, mower blade—stay away from moving parts, keep all guards and shields in place. 1. Read the Operator's Manual. 2. Power point (10 A) 3. Head lights (10 A) 4. Power (10 A) 5. Engine start (15 A) 6. Optional air ride seat suspension (20 A) 7.
decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery 1. Explosion hazard 6. Keep bystanders a safe distance away 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.
decal125-8753 125-8753 1. Read the Operator's Manual for more maintenance information. decal133-2930 133-2930 1. Warning—read the Operator's Manual; do not operate this machine unless you are trained. 4. Tipping hazard—slow the machine before turning; do not turn at high speeds; only drive on slopes with the cutting units lowered; always wear a seatbelt. 2. Warning—wear hearing protection. 5.
decal133-2931 133-2931 1. Warning—read the Operator's Manual; do not operate this machine unless you are trained. 4. Tipping hazard—do not drive across or down slopes greater than 15 degrees; only drive on slopes with the cutting units lowered; always wear a seatbelt 2. Warning—wear hearing protection. 5. Warning—do not park on slopes; lock the parking brake, stop the engine and remove the ignition key before leaving the machine. 6. Warning—read the Operator's Manual; do not tow the machine. 3.
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 Description Use Qty. No parts required – Adjust the control arm position. No parts required – Remove the shipping blocks and pins. Rear weights (quantity varies with configuration). Varies Install rear weights (order from your Toro Distributor). Hood-latch assembly Washer Throttle stop Set screw 1 1 1 1 Install the throttle stop for CE compliance.
1 2 Adjusting the Control Arm Position Removing the Shipping Blocks and Pins No Parts Required No Parts Required Procedure Procedure 1. Remove and discard the shipping blocks from the cutting decks. The control arm position can be adjusted for your comfort. 1. Loosen the 2 bolts securing the control arm to the retaining bracket (Figure 3). 2. Remove and discard the shipping pins from the cutting-deck suspension arms.
3 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 40.8 kg (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 Toro Distributor.
4. Outside the hood, insert the hook end of the latch through the hole in the hood and make sure that the rubber-sealing washer remains to the outer side of the hood (Figure 6). 4 Installing the Hood Latch for CE Compliance 5. Inside the hood, insert the metal washer onto the latch and secure with the nut and make sure that the latch engages the frame catch when it is locked. Use the enclosed hood-latch key to operate the hood latch.
Adjusting the Rear Cutting Deck 6 The front and rear cutting decks require different mounting positions. The rear cutting deck has 1 mounting position for proper alignment with the sidewinder under frame. Adjusting the Carrier Frame For all heights of cut, mount the rear cutting deck in the rear-mounting holes (Figure 8). No Parts Required 7 Adjusting the Front Cutting Decks The front and rear cutting decks require different mounting positions.
8 9 Installing the Mulching Baffle (Optional) Preparing the Machine No Parts Required No Parts Required Checking the Tire Pressure Procedure Check the tire pressure before use; refer to Checking the Tire Pressure (page 25). 1. Thoroughly clean debris from the mounting holes on the rear wall and left side wall of the chamber. Important: Maintain pressure in all tires to ensure a good quality-of-cut and proper machine performance. Do not underinflate the tires. 2.
Product Overview Controls Seat Adjusting Knobs The seat-adjusting lever (Figure 11) allows you to adjust the seat forward and rearward. The weight-adjusting knob adjusts the seat for your weight. The weight gauge indicates when the seat is adjusted to your weight. The height-adjusting knob adjusts the seat for your height. g003955 Figure 12 1. Traction pedal 4. Brake pedal 2. Mow-speed limiter 5. Parking brake 3. Spacers 6. Tilt-steering pedal g003954 Figure 11 1. Weight gauge 3.
Key Switch The key switch (Figure 13) has 3 positions: OFF, ON/PREHEAT, and START. Lower Mow/Raise Control Lever This lever (Figure 13) raises and lowers the cutting decks and also starts and stops the mowers when the mowers are enabled in the mow mode. When starting the decks in the down position, this lever will turn the decks on if the PTO and the mow speed limiter are engaged.
InfoCenter Icon Description SERVICE DUE InfoCenter Icon Description (cont'd.) Indicates when scheduled service should be performed Cutting units are lowering Hour meter Cutting units are raising Info icon PIN passcode Fast CAN bus Slow InfoCenter Fuel level Bad or failed Bulb The glow plugs are active Output of TEC controller or control wire harness Raise the cutting units Switch Lower the cutting units Release the switch Change to indicated state. Sit in the seat.
Using the Menus Settings To access the InfoCenter menu system, press the menu access button while at the main screen. This brings you to the main menu. Refer to the following tables for a synopsis of the options available from the menus: Menu Item Description Units Controls the units used on the InfoCenter (English or Metric). Language Controls the language used on the InfoCenter*. LCD Backlight Controls the brightness of the LCD display. LCD Contrast Controls the contrast of the LCD display.
Protected Menus There is 1 operating configuration setting that is adjustable within the Settings Menu of the InfoCenter: counterbalance. This setting can be locked by using the Protected Menu. Note: At the time of delivery, the initial password code is programmed by your distributor. Accessing the Protected Menu Settings 1. From the Main Menu, scroll down to the Settings Menu and press the right button. 2. In the Settings Menu, scroll down to the Protected Menu and press the right button. 3.
Specifications Note: Specifications and design are subject to change without notice. g193881 Figure 17 Description Figure 17 reference Dimension or Weight Overall height A 217.2 cm (85-1/2 inches) Wheel tread (tire center to center) rear B 184.5 cm (72.6 inches) Overall width (transport position) C 231 cm (91 inches) Overall width (mowing position) D 246.5 cm (97 inches) Wheel base E 152.
Overall length (mowing position) G Fuel-tank capacity 315 cm (124 inches) 53 L (14 US gallons) Transport speed 0 to 16 km/h (0 to 10 mph) Mowing speed 0 to 13 km/h (0 to 8 mph) Net weight (with cutting decks and fluids) 1,412 kg (3,114 lb) Cutting Unit Specifications Length 86.4 cm (34 inches) Width 86.4 cm (34 inches) Height 24.4 cm (9.6 inches) to carrier mount 26.7 cm (10-1/2 inches) at 3/4 inch height of cut 34.
Operation Adding Fuel Note: Determine the left and right sides of the machine from the normal operating position. Recommended Fuel Before Operation Use only clean, fresh diesel fuel with ultra low (<15 ppm) sulfur content meeting ASTM D975 or EN590 specifications. The minimum cetane rating should be 40. Purchase fuel in quantities that can be used within 180 days to ensure that the fuel is fresh.
Filling the Fuel Tank Checking the Hydraulic System Note: If possible, fill the fuel tank after each use. This minimizes possible buildup of condensation inside the fuel tank. Before you start the engine and use the machine, check the hydraulic system; refer to Checking the Hydraulic Lines and Hoses (page 53). Draining the Water Separator Drain water or other contaminants from the water separator; refer to Servicing the Water Separator (page 43).
WARNING Failure to maintain the proper torque of the wheel nuts could result in failure or loss of a wheel, and may result in personal injury. Torque the front and rear-wheel nuts to 135 to 150 N·m (100 to 110 ft-lb) after 10 hours of operation. Torque the nuts every 250 hours thereafter. g026184 Figure 21 Adjusting the Height of Cut 6. Position the tapped plate in-line with the spacer. 7. Install the bolt finger-tight.
Bleeding the Fuel System You must bleed the fuel system before starting the engine if any of the following situations have occurred: • Initial start-up of a new machine. • Engine has ceased running due to lack of fuel. • Maintenance has been performed upon fuel system components; i.e., filter replaced, separator serviced, etc. DANGER 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.
Checking the Safety-Interlock Switches 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. Service Interval: Before each use or daily Note: Make sure that the decks are lowered onto a clean section of turf or hard surface to avoid thrown dust and debris. CAUTION 1. Have a second person stand back from the deck at least 6 m (20 feet) and watch the blades on 1 of the cutting decks.
Atomic Blade the new setting. The new counterbalanced setting may change the effective height of cut. This blade was designed to provide excellent leaf mulching. Attribute: Excellent leaf mulching Understanding the Diagnostic Light The machine is equipped with a diagnostic, light which indicates if the machine detects a malfunction. The diagnostic light is located on the InfoCenter, above the display screen (Figure 23).
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 (3/4 to 1-3/4 inches) height of cut Recommended in most applications May work well in light or sparse turf Grass Cutting: 5 to 6.
During Operation • During Operation Safety • • General Safety • The owner/operator can prevent and is responsible for • • • • • • • • • • • • • • • • • accidents that may cause personal injury or property damage. Wear appropriate clothing, including eye protection; slip-resistant, substantial foot protection; and hearing protection. Tie back long hair and do not wear jewelry. Do not operate the machine while ill, tired, or under the influence of alcohol or drugs.
Selecting the Proper Height-of-Cut Setting to Suit Conditions 3. After preheating the glow plugs, turn the key in the ignition switch to the START position. 4. Crank the engine for no longer than 15 seconds. Release the key when the engine starts. Remove approximately 1 inch or no more than 1/3 of the grass blade when cutting. In exceptionally lush and dense grass you may have to raise the height-of-cut setting. 5.
After Operation Identifying the Tie-Down Points After Operation Safety • Front of the machine—the hole in the rectangular pad, under the axle tube, inside each front tire (Figure 24). • Clean grass and debris from the cutting units, mufflers, and engine compartment to help prevent fires. Clean up oil or fuel spills. • If the cutting units are in the transport position, use the positive mechanical lock (if available) before you leave the machine unattended.
Pushing or Towing the Machine In an emergency, the machine can be moved by actuating the bypass valve in the variable displacement hydraulic pump and pushing or towing the machine. Important: Do not push or tow the machine faster than 3 to 4.8 km/h (2 to 3 mph) because internal transmission damage may occur. The bypass valve must be open whenever the machine is pushed or towed. 1. The bypass valve is located on the left side of the hydrostat (Figure 26).
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 fluid level. Check the hydraulic-filter indicator.
Service-Interval Chart decal125-8753 Figure 27 Pre-Maintenance Procedures Raising the Machine Note: Use jack stands to support the machine when required. Use the following as points to jack up the machine: Pre-Maintenance Safety • Front of the machine—rectangular pad, under the axle tube, inside each front tire (Figure 28). • Before adjusting, cleaning, repairing, or leaving the machine, do the following: – Park the machine on a level surface. – Move the throttle switch to the low-idle position.
Lubrication • Cutting unit carrier-frame pivot (1 each)—Figure 31 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 lithium grease. Lubricate bearings and bushings immediately after every washing, regardless of the interval listed.
• Axle-steering pivot (1)—Figure 34 • Cutting unit spindle-shaft bearings (2 per cutting unit)—Figure 37 Note: You can use either fitting, whichever is more accessible. Pump grease into the fitting until a small amount appears at bottom of the spindle housing (under the deck).
Engine Maintenance Engine Safety • Shut off the engine before checking the oil or adding oil to the crankcase. • Do not change the governor speed or overspeed the g194209 engine. Servicing the Air Cleaner Check the whole intake system for leaks, damage, or loose hose clamps. Do not use a damaged air filter. Service the air-cleaner filter only when the service indicator requires it.
Servicing the Engine Oil Checking the Engine-Oil Level Service Interval: Before each use or daily The engine is shipped with oil in the crankcase; however, the oil level must be checked before and after the engine is first started. g194204 Crankcase capacity is approximately 5.2 L (5.5 US qt) with the filter. Use high-quality engine oil that meets the following specifications: • API Classification Level Required: CH-4, CI-4 or higher • Preferred oil: SAE 15W-40 (above -17.
Changing the Engine Oil and Filter Fuel System Maintenance Servicing the Fuel System Draining the Fuel Tank Service Interval: Every 800 hours g194203 Before storage Drain and clean the fuel tank if the fuel system becomes contaminated or if the machine is to be stored for an extended period. Use clean fuel to flush out the tank. Checking the Fuel Lines and Connections Inspect them for deterioration, damage, or loose connections. g031853 Figure 41 Important: Do not overtighten the filter.
Servicing the Water Separator Servicing the Fuel-Pickup Tube Service Interval: Every 400 hours The fuel-pickup tube, located inside the fuel tank, is equipped with a screen to help prevent debris from entering the fuel system. Remove the fuel-pickup tube and clean screen as required.
Replacing the Fuses Electrical System Maintenance There are 8 fuses in the Electrical System. The fuse block (Figure 44) is located behind the control-arm access panel. Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. • Charge the battery in an open, well-ventilated area, away from sparks and flames.
Charging the Battery Drive System Maintenance WARNING Charging the battery produces gasses that can explode. Adjusting the Traction Drive for Neutral Do not smoke near the battery, and keep sparks and flames away from the battery. The machine must not creep when the traction pedal is released. If it does creep, adjust as follows: Important: Keep the battery fully charged. This is especially important to prevent battery damage when the temperature is below 0°C (32°F). 1.
Cooling System Maintenance 6. Turn the key in the ignition switch to the OFF position, remove the jack stands, and lower the machine to the ground. 7. Test drive the machine to make sure that it does not creep. Cooling System Safety • Swallowing engine coolant can cause poisoning; Adjusting the Rear Wheel Toe-in keep out of reach from children and pets. • Discharge of hot, pressurized coolant or touching a hot radiator and surrounding parts can cause severe burns. 1.
Removing Debris from the Cooling System 1. Turn the key in the ignition switch to the OFF position and remove the key. 2. Thoroughly clean all debris out of the engine area. 3. Unlatch the clamp and pivot open the rear screen (Figure 50). g031684 Figure 49 1. Expansion tank 2. If the coolant level is low, remove the expansion-tank cap and replenish the system. Do not overfill. 3. Install the expansion-tank cap. g004138 Figure 50 1. Rear-screen latch 2. Rear screen 4.
Brake Maintenance 6. Thoroughly clean both sides of the oil cooler and the radiator (Figure 52) with compressed air. Adjusting the Parking Brakes Adjust the brakes when there is more than 2.5 cm (1 inch) of free travel (Figure 53) 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. g004137 Figure 52 g026816 Figure 53 1. Radiator 1. Free travel 7.
Belt Maintenance Adjusting the Parking-Brake Latch Tensioning the Alternator Belt If the parking brake fails to engage and latch, an adjustment to the brake pawl is required. 1. Open the hood. 1. Loosen the 2 screws securing the parking brake pawl to the frame (Figure 55). 2. Check the tension of the alternator belt by depressing it (Figure 56) midway between the alternator and the crankshaft pulleys with 10 kg (22 lb) of force. g031690 Figure 55 1. Brake cables 3. Parking brake pawl 2.
Hydraulic System Maintenance temperature conditions. For operation in consistently high ambient temperatures, 18°C (65°F) to 49°C (120°F), ISO VG 68 hydraulic fluid may offer improved performance. Hydraulic System Safety Premium Biodegradable Hydraulic Fluid-Mobil EAL EnviroSyn 46H • Ensure that all hydraulic-fluid hoses and lines are in • • • • Important: Mobil EAL EnviroSyn 46H is the only synthetic biodegradable fluid approved by Toro.
Changing the Hydraulic Fluid Service Interval: Every 800 hours If fluid becomes contaminated, contact your Toro Distributor because the system must be flushed. Contaminated fluid looks milky or black when compared to clean oil. 1. Turn the key in the ignition switch to the OFF position and raise the hood. g194205 2. Place a large drain pan under the fitting secured to the bottom of the hydraulic-fluid reservoir (Figure 58). g004139 Figure 58 1. Hose 3.
Replacing the Hydraulic Filters The hydraulic system is equipped with a service-interval indicator (Figure 59). 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. g194208 g031683 Figure 59 1. Hydraulic-filter restriction indicator Important: Use of any other filters may void the warranty on some components. 1.
Checking the Hydraulic Lines and Hoses Cutting Deck Maintenance Service Interval: Before each use or daily Separating the Cutting Decks from the Traction Unit Make all necessary repairs before operating. WARNING 1. Position the machine on a level surface, lower the cutting decks to the floor, turn the key in the ignition switch to the OFF position, and engage the parking brake. Hydraulic fluid escaping under pressure can penetrate skin and cause injury.
Blade Maintenance Mounting the Cutting Decks to the Traction Unit 1. Position the machine on a level surface and turn the key in the ignition switch to the OFF position. Blade Safety 2. Move the cutting deck into position in front of the traction unit. DANGER A worn or damaged blade can break, and a piece of the blade could be thrown at you or bystanders, resulting in serious personal injury or death. Trying to repair a damaged blade may result in discontinued safety certification of the product. 3.
12:00 3. Install the height-of-cut bracket to the deck frame with the remaining shims assembled below the height-of-cut bracket. 4. Secure the socket-head bolt/spacer and flange nut. Note: Socket-head bolt/spacer are held together with thread-locking adhesive to prevent the spacer from falling inside the deck frame. 3:00 9:00 5. Verify the 12 o’clock height and adjust if needed. 6:00 6. Determine if only 1 or both (right and left) height-of-cut brackets need to be adjusted.
Note: The blade will remain balanced if the same amount of metal is removed from both cutting edges. Tighten the blade bolt to 115 to 149 N∙m (85 to 110 ft-lb). Inspecting and Sharpening the Blade 1. Raise the cutting deck to the highest position, turn the key in the ignition switch to the OFF position, and engage the parking brake. g006926 Figure 67 2. Block the cutting deck to prevent it from falling accidentally. 1. Sharpen at this angle only 3.
Miscellaneous Maintenance Important: Securing the roller assembly with a gap larger than 1.5 mm (0.060 inch) creates a side load on the bearing and can lead to premature bearing failure. 7. Torque the mounting bolt to 108 N∙m (80 ft-lb). Servicing the Front Roller Inspect the front roller for wear, excess wobble, or binding. Service or replace the roller or components if any of these conditions exist. Disassembling the Front Roller 1. Remove the roller-mounting bolt (Figure 68). 2.
Storage 11. Check the antifreeze protection and add as needed for expected minimum temperature in your area. Preparing the Machine for Storage Storing the Cutting Deck If the cutting deck is separated from the traction unit for any length of time, install a spindle plug in the top of the spindle to protect the spindle from dust and water. Preparing the Traction Unit 1. Thoroughly clean the traction unit, cutting decks, and engine. 2. Check the tire pressure.
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The Toro Warranty A Two-Year 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).
