Form No. 3443-187 Rev A Groundsmaster® 3300 or 3310 All-Wheel Drive Traction Unit Model No. 31902—Serial No. 408000000 and Up Model No. 31903—Serial No. 407900000 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. Visit www.Toro.com for product safety and operation training materials, accessory information, help finding a dealer, or to register your product.
Starting the Engine ........................................... 36 Resetting the PTO Function.............................. 36 Shutting Off the Engine..................................... 36 After Operation .................................................... 36 After Operation Safety ...................................... 36 Servicing the Cutting Unit ................................. 36 Towing the Machine .......................................... 39 Hauling the Machine ...................................
Safety Hydraulic System Maintenance ........................... 62 Hydraulic System Safety................................... 62 Hydraulic Fluid Specifications........................... 62 Checking the Hydraulic-Fluid Level................... 62 Changing the Hydraulic Fluid and Filters ............................................................ 63 Checking the Hydraulic Lines and Hoses............................................................ 64 Cab Maintenance .........................................
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 missing. decalbatterysymbols Battery Symbols Some or all of these symbols are on your battery. 1. Explosion hazard 6. Keep bystanders away. 2. No fire, open flames, or smoking 7. Wear eye protection—explosive gases can cause blindness and other injuries. 3. Caustic liquid/chemical burn hazard 4. Wear eye protection.
Model with Cab Only decal125-9688 125-9688 1. Off 2. Windshield wipers 3. On 4. Spray windshield washer fluid. decal127-0392 127-0392 decal130-0594 130-0594 Model with Cab Only 1. Warning—stay away from hot surfaces. 1. Warning—read the Operator’s Manual; when sitting in the cab, always wear a seat belt; wear hearing protection. decal132-1316 132-1316 1. Entanglement hazard, belt—keep away from moving parts.
decal138-7472 138-7472 decal138-7471 138-7471 1. Engine—start 5. Push down to disengage the cutting blade. 2. Engine—run 6. Deck—lower 3. Engine—stop 7. Deck—raise 1. Fast 2. Slow 4. Lift up to engage the cutting blade. decal139-6215 139-6215 1. Warning—read the Operator’s Manual; all operators should be trained before operating the machine. 5. Cutting/dismemberment hazard of hand or foot—stay away from moving parts; keep all guards and shields in place. 2.
decal139-6304 139-6304 1. Entanglement hazard—read the Operator’s Manual; stay away from moving parts; keep all guards and shields in place. decal139-6218 139-6218 1. Read the Operator’s Manual. decal139-6224 139-6224 1. Parking brake—disengaged 2. Parking brake—engaged decal140-1460 Affix decal 139-6246 (part of the CE Kit) over decal 139-6215 (as shown in the CE Kit Installation Instructions); for use in CE-compliant countries. 140-1460 1. To move the machine forward, press forward on the pedal.
decal140-3126 140-3126 5. Display screen power—15 A 1. Read the Operator’s Manual for fuse information. 2. Cab—10 A 3. Power seat—15 A 6. Display screen key start—10 A 7. Engine start—10 A 4. Power—20 A 8. Ignition—15 A decal144-0472 144-0472 1. The coolant level is hot. 2. Read the Operator’s Manual for coolant information. Model with Cab Only decal140-6632 140-6632 1. Read the Operator’s Manual for fuse information. 2. A/C clutch and condenser fan (25 A) 4. Fan and interior light (40 A) 5.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Qty. Use 1 2 3 No parts required – Remove the machine from the shipping container (Model 31902 only). Rear wheel Lug nut 2 8 Install the rear tires (Model 31902 only). No parts required – Remove the front tires (Model 31902 only).
Procedure Description Use Qty. 15 Rear weight (amount varies per your model) 16 No parts required Add rear weight (Model 31902 with the flail mower or rotary broom equipped only). – 1 Adjust the weight-transfer pressure (if needed). 2 Removing the Machine from Installing the Rear Tires the Shipping Container Model 31902 Only Model 31902 Only Parts needed for this procedure: No Parts Required 2 Rear wheel 8 Lug nut Procedure 1.
3 4 Removing the Front Tires Installing the Lift-Arm Assembly Model 31902 Only Model 31902 Only No Parts Required Parts needed for this procedure: Procedure Note: You must perform this procedure to correctly install the lift arms. 1. 2. Place jack stands under the front side-frame tubes to raise the front wheels; refer to Raising the Front of the Machine (page 43). Loosen and remove the wheel lug nuts (Figure 11).
3. Install the grease fittings to the large pins (Figure 5). 4. Use 2 nuts (3/8 inch) and 2 bolts (3/8 x 2-3/4 inches) to secure the large pins to the frame (Figure 6). 6. Perform the following steps to secure the hydraulic cylinders to the lift arms: A. Place a drain pan under the hydraulic manifold (shown in Figure 8). Note: A small amount of hydraulic fluid will need to be bled in order to manually retract the lift cylinders. g295767 Figure 6 Right side shown. 1. Nut 2. Large pin 5. 3.
g299550 Figure 11 g312026 Figure 10 1. Bolt (3/8 x 1-1/4 inches) 3. Cylinder rod 2. Small pin 4. Nut (3/8 inch) 1. Wheel hub 2. D. Use 2 bolts (3/8 x 1-1/4 inches), 2 nuts (3/8 inch), and 2 small pins to secure the lift arms to the cylinders (Figure 10). E. Torque the hose swivel nut on port C1 (Figure 9) to 41 N∙m (30 ft-lb). Torque the wheel lug nuts; refer to Torquing the Wheel-Lug Nuts (page 54) 6 Note: You can use a backup wrench to prevent the hose from twisting. 7. 3. Lug nut 2.
8 Installing the Steering Wheel Model 31902 Only Parts needed for this procedure: g299562 Figure 12 1. Tie-down bracket 1 Steering wheel 1 Cover 3. Nut (3/8 inch) 2. Bolt (3/8 x 3-1/4 inches) Procedure 1. 7 Remove the steering wheel from the shipping skid (Figure 13). Installing the Seat Model 31902 Only Parts needed for this procedure: 1 Seat Kit (ordered separately; refer to your authorized Toro distributor) Procedure Install the seat; refer to the Seat Kit Installation Instructions.
3. Slide the steering wheel and washer onto the steering shaft (Figure 13). 4. Use the nylock nut to secure the steering wheel to the shaft. Tighten the nylock nut to 27 to 35 N∙m (20 to 26 ft-lb). 5. Mount the cover to the steering wheel (Figure 13). 9 Installing the Bumper Model 31902 Only Parts needed for this procedure: 1 Bumper 2 Bolt (3/8 x 2-3/4 inches) 4 Bolt (3/8 x 3-1/4 inches) 6 Nut (3/8 inch) Procedure 1. Remove the bumper from the shipping skid. 2.
4. 11 Align the splines in the driveshaft yoke onto the splines of the attachment input shaft (Figure 16), and slide the yoke over the shaft. Installing the Attachment Parts needed for this procedure: 1 Optional attachment (ordered separately; refer to your authorized Toro distributor) 2 Socket-head screw (3/8 inch) 2 Washer (3/8 inch) 2 Flange locknut (3/8 inch) g340624 Procedure Figure 16 Install the front attachment (e.g.
6. Assemble a socket-head capscrew (3/8 x 2-1/4 inches) through a washer (3/8 inch) and the hole in the driveshaft yoke from the opposite direction (Figure 17), and secure the capscrew with a flange-locknut (3/8 inch). 7. Incrementally torque the locknuts to 61 N∙m (45 ft-lb) in an alternating pattern.
16 Adjusting the Weight Transfer of the Attachment No Parts Required Procedure g320687 Perform this procedure only if you are installing an attachment other than the standard rotary cutting units (e.g., snowthrower, blade, or flail). Figure 18 1. Weight-lock rod 3. Weight 2. Nut 2. You can change the hydraulic pressure used to transfer the weight of the attachment to the traction unit by adjusting the weight-transfer valve of the hydraulic manifold.
the recommended pressure setting for the attachment. • Rotate the adjusting screw clockwise to increase the pressure. • Rotate the adjusting screw counterclockwise to decrease the pressure. Attachment Weight-Transfer Pressure Rotary cutting unit 1,724 kPa (250 psi) Flail Mower (Model Number 02835) 1,379 kPa (200 psi) Snowthrower 1,724 kPa (250 psi) Snow Blade (Model Number MSC23345 and STB13567B) 1,379 kPa (200 psi) Rotary Broom (1.5 m or 5 ft) 1,724 kPa (250 psi) g299920 9. Figure 19 4.
Product Overview To get maximum power under heavy load or when ascending a hill, have the throttle in the FAST position while pressing traction pedal slightly to keep the engine speed (rpm) high. If the engine speed begins to decrease rapidly, release the traction pedal slightly to allow the engine speed to increase. g219608 Figure 22 g219621 1. Tilt-steering lever Figure 21 1. Cutting unit 7. Roll bar 2. Traction pedal 8. Hood/engine compartment 3. Hydraulic-fluid tank 9. Battery 4.
Attachment Lift Switch The attachment lift switch raises the attachment to the highest position (i.e., the TRANSPORT position) and lowers the attachment to the lowest position (i.e., the OPERATING ) position. • Raise the attachment: Press the rear of the switch. • Lower the attachment: Press the front of the switch. Raise the attachment to the TRANSPORT position whenever you transport the machine between locations. Lower the attachment to the OPERATING position whenever you are not using the machine.
Display Screen Button Refer to Using the Display-Screen Button (page 29). Cab Controls Machines Equipped with a Cab g320790 Figure 25 1. Windshield-wiper switch 4. Light switch 2. Fan-control knob 5. Temperature-control knob 3. Recirculation vents 6. Air-conditioning switch Windshield-Wiper Switch Use the switch (Figure 25) to turn the windshield wipers on or off. Fan-Control Knob Rotate the fan-control knob (Figure 25) to regulate the speed of the fan.
Specifications Note: Specifications and design are subject to change without notice.
Description Figure 26 reference Dimension or Weight Height with roll bar raised D 200 cm (79 inches) Height with roll bar lowered C 111 cm (44 inches) Height with cab J 226 cm (89 inches) F Maximum of 312 cm (123 inches) H Maximum of 253 cm (99.5 inches) G Maximum of 332 cm (131 inches) I Maximum of 272 cm (107 inches) B Refer to Specifications (page 24). Wheel-base length E 132 cm (52 inches) Front-wheel tread width A 136 cm (53.
• Check the air pressure in the front and rear tires. Add or remove air as needed to set the air pressure in the tires to the tire air pressure specification. Replace worn or damaged blades and bolts in sets to preserve balance. Inspect the area where you will use the machine and remove all objects that the machine could throw. Important: Maintain pressure in all tires to ensure a good quality of cut and proper machine performance. Check the air pressure in all the tires before operating the machine.
Using summer-grade fuel above -7°C (20°F) contributes toward longer fuel pump life and increased power compared to winter-grade fuel. Biodiesel This machine can also use a biodiesel blended fuel of up to B20 (20% biodiesel, 80% petroleum diesel). Sulfur content: Ultra-low sulfur (<15 ppm) Biodiesel fuel specification: ASTM D6751 or EN14214 Blended fuel specification: ASTM D975, EN590, or JIS K2204 Important: The petroleum diesel portion must be ultra-low sulfur.
CAUTION WARNING If the safety-interlock switches are disconnected or damaged, the machine could operate unexpectedly, causing personal injury. • Do not tamper with the interlock switches. • Check the operation of the interlock switches daily and replace any damaged switches before operating the machine. 1. 2. There is no rollover protection when the roll bar is lowered. • Do not operate the machine on uneven ground or on a hill side with a lowered roll bar.
g034169 g034168 Figure 30 Understanding the Display-Screen Information The display screen shows information about your machine, such as the operating status, various diagnostics, and other information about the machine. There are two main-information screens (Figure 31) and a main menu screen. g034164 Figure 29 Raising the Roll Bar 1. Park the machine on a level surface, engage the parking brake, lower the cutting unit, shut off the engine, and remove the key from the key switch. 2.
Main Menu (cont'd.) SETTINGS Allows you to customize and modify configuration variables on the InfoCenter display. Refer to the Settings (page 30) table. ABOUT Lists the model number, serial number, and software version of your machine. Refer to the About (page 31) table. g297898 Figure 32 1. Display screen 2. Display-screen button Service • To access the main menu: Hold down the display-screen button until the menu items appear on the screen.
Diagnostics (cont'd.) Display-Screen Icons (cont'd.) Menu Item Description DECK Indicates if the cutting unit inputs/outputs are active. PTO Indicates if the PTO is active. ENGINE Indicates if the engine inputs/outputs are active. Battery Coolant temperature Reset-standby regeneration request Parked or recovery regeneration request About Menu Item Description MODEL Lists the model number of the machine. SN Lists the serial number of the machine.
During Operation • Before you leave the operator’s position, do the following: – Park the machine on a level surface. During Operation Safety – Disengage the power takeoff and lower the attachments. General Safety – Engage the parking brake. • The owner/operator can prevent and is responsible – Shut off the engine and remove the key. • • • • • • • • • • • • • • • • for accidents that may cause personal injury or property damage.
Understanding the Diesel-Particulate Filter and Regeneration • Lower a folding roll bar temporarily only when • • necessary. Do not wear the seat belt when the roll bar is folded down. Be aware that there is no rollover protection when a folded roll bar is in the down position. Check the area that you will be mowing and never fold down a folding roll bar in areas where there are slopes, drop-offs, or water. The diesel-particulate filter (DPF) removes soot from the engine exhaust.
Types of diesel particulate filter regeneration that require you to park the machine: • Notes that a regeneration is acknowledged Regeneration Conditions that Type cause DPF regeneration • Notes that a regeneration is in progress and the exhaust temperature is elevated • Inhibit regeneration is selected • NOx control system malfunction; the machine requires service.
Performing a Parked or Recovery Regeneration Time Since Last Regeneration 1. 2. Access the DPF Regeneration menu, and scroll to the LAST REGEN option. When a parked regeneration is requested by the engine computer, follow the messages on the InfoCenter. Use the LAST REGEN field to determine how many hours you have run the engine since the last reset, parked, or recovery regeneration.
After Operation Canceling a Parked or Recovery Regeneration Use the PARKED REGEN CANCEL or RECOVERY REGEN CANCEL setting to cancel a running parked or recovery regeneration process. 1. 2. After Operation Safety Access the DPF Regeneration menu, scroll down to the PARKED REGEN option or the RECOVERY REGEN option. General Safety • Shut off the engine, remove the key, and wait Press the next screen to cancel a Parked Regen or cancel a Recovery Regen.
2. Press the lift switch to raise the cutting unit to the TRANSPORT position. 3. Engage the parking brake, shut off the engine, and remove the key. 4. Remove the pins from the height-of-cut plates (Figure 34). g258474 Figure 34 1. Height-of-cut pins 5. 2. Height-of-cut plates Rotate the cutting unit (Figure 35) so that the latch engages with the tie-down bracket (Figure 36). WARNING The cutting unit is heavy. Use assistance when you lift the cutting unit. g258473 Figure 33 1.
g298276 Figure 36 Rotating the Cutting Unit to the TRANSPORT Position Perform this procedure to rotate the cutting unit from the SERVICE position to the TRANSPORT position. 1. Release the cutting-unit latch from the tie-down bracket (Figure 37) by slightly rotating the cutting unit slightly forward (refer to Figure 35) and pulling the latch handle forward. g298288 Figure 38 1. Lift-arm plate g298277 Figure 37 2.
Towing the Machine If it becomes necessary to tow or push the machine, the traction pump must be set to bypass hydraulic fluid. Move the machine at a speed below 4.8 kph (3 mph), and for a very short distance. Important: If towing limits are exceeded, severe damage to the hydraulic pump may occur. If the machine needs to be moved more than a short distance, the machine should be transported on a trailer. 1. Access the bypass valve from under the machine. g297087 Figure 39 1. Traction pump 2. 2.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Note: Download a free copy of the electrical or hydraulic schematic by visiting www.Toro.com and searching for your machine from the Manuals link on the home page. Maintenance Safety • Before you leave the operator’s position, do the following: – Park the machine on a level surface. – Disengage the power takeoff and lower the attachments. – Engage the parking brake.
Recommended Maintenance Schedule(s) Maintenance Service Interval After the first hour Maintenance Procedure • Torque the wheel-lug nuts. After the first 10 hours • Torque the wheel-lug nuts. • Check the alternator-belt tension. After the first 50 hours • Check the alternator-belt tension. After the first 1000 hours Before each use or daily • Change the hydraulic fluid and hydraulic filter. • • • • • • • Check the air pressure in the tires. Check the interlock system.
Daily Maintenance Checklist Duplicate this page for routine use. Maintenance Check Item For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Check the safety-interlock operation. Check that the ROPS is fully raised and locked in position. Check the parking-brake operation. Check the fuel level. Check the engine-oil level. Check the cooling-system-fluid level. Drain the water/fuel separator. Check the air-filter indicator.3 Check the cooler and screen for debris. Check for unusual engine noises.1.
Pre-Maintenance Procedures Raising the Rear of the Machine Important: Ensure that no cables or hydraulic components are between the jack and the frame. Raising the Machine DANGER Mechanical or hydraulic jacks may fail to support the machine and cause a serious injury. • Use jack stands to support the raised machine. • Use only mechanical or hydraulic jacks to lift the machine. Raising the Front of the Machine Important: Ensure that no cables or hydraulic components are between the jack and the frame.
Lubrication Greasing the Bearings and Bushings Service Interval: Before each use or daily—Grease the PTO driveshaft (cross-bearings and telescoping splines). Every 50 hours—Grease the bearings and bushings. The machine has grease fittings that you must lubricate regularly with No. 2 lithium grease. Important: Lubricate the machine immediately after every washing. • Idler arm (Figure 43) g285428 Figure 42 2. Raise the hood (Figure 42).
g303694 Figure 44 1. Grease fittings g308668 Figure 45 • Axle pivot pin (Figure 45) 1. Axle pivot pin • Front of the machine (Figure 46): – Attachment pin joints(2) – Lift-cylinder bushings (2) – Lift-arm pin joints (2) g285509 Figure 46 Front of the machine 1. Attachment pin joints 3. Lift-arm pin joints 2.
g285510 Figure 47 Rear of the machine (bumper removed) 1. Axle spindle hubs 3. Tie-rod ends 2. Steering-cylinder ball joint Engine Maintenance Toro Premium Engine Oil is available from your authorized Toro distributor in either 15W-40 or 10W-30 viscosity grades. Engine Safety • Shut off the engine and remove the key before Checking the Engine-Oil Level checking the oil or adding oil to the crankcase.
g031256 Figure 48 g297639 Figure 49 Changing the Engine Oil and Filter 4. Service Interval: Every 500 hours 1. Start the engine and let it run 5 minutes to allow the oil to warm up. 2. With the machine parked on a level surface, engage the parking brake, shut off the engine, remove the key, and wait for all moving parts to stop before leaving the operating position. 3. Change the engine oil as shown in Figure 49. Change the engine-oil filter as shown in Figure 50.
Servicing the Air Cleaner Service Interval: Before each use or daily—Check the air-cleaner restriction indicator and replace the filter elements if necessary. Every 250 hours—Change the air-cleaner element. Check the air-cleaner body for damage, which could cause an air leak. Replace the body if it is damaged. Check the intake system for leaks, damage, or loose hose clamps Service the air-cleaner element only when the restriction indicator (Figure 51) requires it.
Fuel System Maintenance 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. Never smoke when handling fuel, and stay away from an open flame or where a spark may ignite fuel fumes. Draining Water from the Fuel/Water Separator Service Interval: Every 50 hours Drain water from the fuel/water separator as shown in Figure 53.
Servicing the Fuel/Water Separator Service Interval: Every 400 hours Replace the fuel/water separator as shown in Figure 53. g309237 Figure 55 1. Fuel-filter head 2. Fuel filter 2. Remove the filter and clean the filter head mounting surface (Figure 55). 3. Lubricate the filter gasket with clean lubricating engine oil; refer to the engine owner's manual for additional information. 4.
Disconnecting the Battery Electrical System Maintenance WARNING Battery terminals or metal tools could short against metal components, causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. 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.
Removing or Installing the Battery Connecting the Battery WARNING A retainer (Figure 59) holds the battery in the tray. Loosen the retainer hardware to remove the battery; tighten it when installing the battery. Incorrect battery cable routing could damage the machine and cables, causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury. Note: To access the battery, refer to Accessing the Battery (page 51). Replace the cover when you install the battery.
Checking the Battery Condition Refer to the Traction-Unit Fuse Block (page 53) table for a description of each fuse on the traction-unit fuse block (Figure 61): Important: Before welding on the machine, disconnect the negative cable from the battery to prevent damage to the electrical system. Check the battery condition weekly or after every 50 hours of operation. Keep the terminals and the entire battery case clean, as a dirty battery will discharge slowly. 1.
Drive System Maintenance Torquing the Wheel-Lug Nuts Service Interval: After the first hour After the first 10 hours Every 200 hours Wheel-lug nut torque specification: 102 to 108 N∙m (75 to 80 ft-lb) g285656 Figure 62 1. Fuse box cover 2. Thumb screw Torque the lug nuts at the front and rear wheels (4-wheel-drive machines only) in the pattern as shown in Figure 64 and Figure 65 to the specified torque. 3.
Aligning the PTO Driveshaft Cooling System Maintenance If you separate the PTO-driveshaft telescoping end the from the clutch end, ensure that the arrows align (Figure 66) when you install the telescoping end. Cooling System Safety Important: If the arrows on the driveshaft are not aligned, severe imbalance may occur in the driveline system. • Swallowing engine coolant can cause poisoning; keep out of reach from children and pets.
Coolant Types (cont'd.) Ethylene-Glycol Coolant Type Corrosion Inhibitor Type Service Interval Extended-life antifreeze Organic-acid technology (OAT) 5 years Conventional antifreeze (green) Inorganic-acid technology (IAT) 2 years Note: When adding coolant to the machine, you will not damage the cooling system by mixing conventional (IAT) antifreeze with extended-life (OAT) antifreeze. However, mixing antifreeze types degrades the long life/extended life attribute of the OAT formulation.
Checking the Hood-Air-Intake Screen Service Interval: Every 50 hours g299819 Figure 69 1. Compressed-air direction • Straighten any bent fins. g309128 Inspecting the Cooling-System Hoses Figure 68 1. Hood-air-intake screen 1. 2. Service Interval: Every 200 hours Raise the hood; refer to Raising the Hood (page 43). Inspect the cooling-system hoses for leaks, kinked lines, loose mounting supports, wear, loose fittings, weather deterioration, and chemical deterioration.
Brake Maintenance Checking and Adjusting the Parking Brake Service Interval: Every 400 hours Checking the Parking Brake 1. Place jack stands under the front of the machine; refer to Raising the Front of the Machine (page 43). 2. Remove the front wheels. 3. 4. g299613 Figure 71 Move the parking brake to the DISENGAGED position; refer to Parking Brake (page 21). 1. Jam nuts Remove the brake drums (Figure 70) by hand.
Belt Maintenance Replacing the Traction Belt Checking the Alternator-Belt Tension Service Interval: After the first 10 hours After the first 50 hours Every 100 hours Proper tension of the belt allows 10 mm (3/8 inch) of deflection when a force of 4.5 kg (10 lb) is applied on the belt midway between the pulleys. If the deflection is not 10 mm (3/8 inch), perform the following steps: 1. Loosen the alternator-mounting bolt (Figure 63). g300570 Figure 73 1. Traction belt 4. Idler pulley 2.
Controls System Maintenance Adjusting the PTO-Clutch Gap Service Interval: Every 200 hours 1. Allow the engine to cool. 2. Raise the engine hood. 3. Adjust the air gap so that a 0.3 mm (0.012 inch) feeler gauge slides in between the clutch lining and friction plate with light pressure (Figure 75). Note: You can decrease the gap by turning the adjusting nuts clockwise (Figure 75). The maximum service gap is 0.6 mm (0.024 inch). Adjust all 3 air gaps to 0.4 mm (0.012 inches). g300592 Figure 74 1.
Adjusting the Traction-Pedal Stop You can adjust the traction pedal for operator comfort or to reduce the maximum forward speed of the machine. 1. Move the traction pedal fully forward (Figure 76). Note: The traction pedal should contact the traction-pedal stop before the pump reaches full stroke. g320591 Figure 77 1. Jam nut (bottom of the footrest plate) C. Move the traction pedal to the full forward position (Figure 76). D.
Hydraulic System Maintenance High Viscosity Index/Low Pour Point Anti-wear Hydraulic Fluid, ISO VG 46 (cont'd.) Hydraulic System Safety Viscosity Index ASTM D2270 • Seek immediate medical attention if fluid is injected Pour Point, ASTM D97 • • • • into skin. Injected fluid must be surgically removed within a few hours by a doctor.
g286314 Figure 79 6. If the fluid level is below the appropriate lower mark (per your equipped attachment; refer to step 5) on the dipstick, add the specified hydraulic fluid into the tank. Repeat steps 3 through 5 until the fluid level appears between the appropriate 2 marks on the dipstick. 7. Insert the dipstick and plug into the hydraulic tank. 8. Hand-tighten the plug. g285821 Figure 78 3. Remove the dipstick from the hydraulic tank and wipe it with a clean cloth (Figure 78). 4.
If the hydraulic fluid becomes contaminated, contact your authorized Toro distributor; the system must be flushed. Contaminated fluid looks milky or black when compared to clean fluid. Important: Use Toro replacement filters; refer to the machine Parts Catalog. Using any other filter may void the warranty on some components. 1. Park the machine on a level surface, lower the cutting unit, engage the parking brake, shut off the engine, and remove the key. 2.
Cab Maintenance Cleaning the Cab Important: Use care around the cab seals (Figure 81). If you are using a pressure washer, keep the washer wand at least 0.6 m (2 ft) away from the machine. Do not use the pressure washer directly on the cab seals or under the rear overhang. g251432 Figure 82 1. Filter 2. Knob 3. Grate 2. Remove the air filters from the cab. 3. Clean the filters by blowing clean, oil-free, compressed air through them.
Filling the Windshield-Wiper-Fluid Reservoir Note: The windshield-wiper-fluid reservoir is located next to the engine on the right side of the machine. 1. Remove the cap (Figure 85) on the reservoir. g032951 Figure 83 1. Latch-mount assembly 3. Screen cover 2. Condenser filter Replacing the Dome Light Note: Refer to the Parts Catalog for the appropriate bulb part number. 1. Use a screwdriver to remove the light lens from the control panel. (Figure 84). g312210 Figure 85 1.
Storage Storage Safety • Shut off the engine, remove the key, and wait for all movement to stop before you leave the operator’s position. Allow the machine to cool before adjusting, servicing, cleaning, or storing it. • Do not store the machine or fuel container where there is an open flame, spark, or pilot light, such as on a water heater or other appliance. Preparing the Machine Important: Do not use brackish or reclaimed water to clean the machine. 1.
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The Toro Warranty Two-Year or 1,500 Hours Limited Warranty Conditions and Products Covered Parts 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 2 years or 1,500 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).
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