Form No. 3446-607 Rev A Groundsmaster® 3300, 3310, and 3200 2-Wheel or All-Wheel Drive Traction Unit Model No. Model No. Model No. Model No. Register at www.Toro.com. Original Instructions (EN) 31900—Serial No. 31901—Serial No. 31907—Serial No. 31909—Serial No.
injury and product damage. You are responsible for operating the product properly and safely. Models 31900 and 31901 comply 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. Models 31907 and 31909 do not comply with relevant European directives.
Starting the Engine ........................................... 42 Resetting the PTO Function.............................. 42 Shutting Off the Engine..................................... 42 After Operation .................................................... 43 After Operation Safety ...................................... 43 Servicing the Cutting Unit ................................. 43 Towing the Machine .......................................... 45 Hauling the Machine ...................................
Safety Hydraulic System Maintenance ........................... 68 Hydraulic System Safety................................... 68 Hydraulic Fluid Specifications........................... 68 Checking the Hydraulic-Fluid Level................... 68 Changing the Hydraulic Fluid and Filters ............................................................ 69 Checking the Hydraulic Lines and Hoses............................................................ 70 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. decal106-9206 106-9206 decalbatterysymbols 1. Wheel torque specifications 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.
decal133-8062 133-8062 decal115-8155 115-8155 1. Warning—read the Operator's Manual, do not prime or use starting fluid. decal138-2765 138-2765 decal125-9688 125-9688 1. Off 2. Windshield wipers 3. On 4. Spray windshield washer fluid. decal127-0392 127-0392 1. Warning—stay away from hot surfaces. decal132-1316 132-1316 1. Entanglement hazard, belt—keep away from moving parts. 6 1. Off 3. Fixed speed—low 2. Intermittent windshield wiper speed 4.
decal138-7473 138-7473 1. Fast 2. Slow 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 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.
decal139-6224 139-6224 1. Parking brake—disengaged 2. Parking brake—engaged decal140-1460 140-1460 1. To move the machine forward, press forward on the pedal. 3. To adjust the steering wheel, press the tilt lever. 2. To move the machine backward, press backward on the pedal. decal139-6304 139-6304 1. Entanglement hazard—read the Operator’s Manual; stay away from moving parts; keep all guards and shields in place. decal140-3125 140-3125 1. Read the Operator’s Manual for fuse information. 2.
decal144-3950 144-3950 1. Read the Operator's Manual for more information on servicing the machine. 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. Front of machine 3. Windshield washer (20 A) decal144-0518 144-0518 1. Read the Operator’s Manual for more information on servicing the machine. decal144-0472 144-0472 1. The coolant level is hot. 2. Read the Operator’s Manual for coolant information.
Decal 144-3952: Affix over Decal 139-6215 (as shown in the CE Kit Installation Instructions) for use in CE-compliant countries (Models 31900 and 31901 only). decal144-3952 144-3952 Note: This machine complies with the industry standard stability test in the static lateral and longitudinal tests with the maximum recommended slope indicated on the decal.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Qty. Use 1 No parts required – Remove the machine from the shipping container (Models 31900, 31901, and 31907 only).
Procedure Description 13 Optional attachment (ordered separately; refer to your authorized Toro distributor) Socket-head screw (3/8 inch) Washer (3/8 inch) Flange locknut (3/8 inch) 14 15 16 Use Qty. 1 2 2 2 Install the attachment. No parts required – Check the fluid levels. No parts required – Check the tire pressure. CE Kit (ordered separately; refer to your authorized Toro distributor) 1 Installing the CE Kit (for use in CE-compliant countries).
3. Install each tire as follows: • 2-wheel-drive machines: A. Apply thread-locking compound to the bolt (5/8 x 1-1/4 inch). B. Use a small washer, large washer, bolt (5/8 x 1-1/4 inch), and to secure the wheel to the axle spindle (Figure 3). 4. Torque the wheel lug nuts; refer to Torquing the Wheel-Lug Nuts (page 61). 3 Removing the Front Tires Models 31900, 31901, and 31907 Only No Parts Required Procedure Note: You must perform this procedure to correctly install the lift arms. 1.
4 3. Install the grease fittings to the large pins (Figure 6). 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 7).
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 9). Note: You must bleed out a small amount of hydraulic fluid to manually retract the lift cylinders. g312026 Figure 11 1. Bolt (3/8 x 1-1/4 inches) 3. Cylinder rod 2. Small pin 4. Nut (3/8 inch) 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 11). E.
g299562 Figure 13 g299550 Figure 12 1. Wheel hub 1. Tie-down bracket 2. Bolt 3. Lug nut 3. Nut 2. Tire 2. Torque the wheel lug nuts; refer to Torquing the Wheel-Lug Nuts (page 61).
Note: Ensure that the foam collar remains on 8 the steering shaft (Figure 14). Installing the Steering Wheel Models 31900, 31901, and 31907 Only Steering wheel 1 Cover 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 14). Installing the Sound Decal Models 31907 and 31909 Procedure 1. Slide the steering wheel and washer onto the steering shaft (Figure 14).
10 Installing the Bumper Models 31900, 31901, and 31907 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. Loosely secure the upper area of the bumper to the machine frame using 4 bolts (3/8 x 3-1/4 inches) and 4 nuts (3/8 inch) as shown in Figure 16. g302775 Figure 16 1. Bolt (3/8 x 3-1/4 inches) 3. Bolt (3/8 x 2-3/4 inches) 2. Bumper 18 3.
correct number of rear weights for that specific attachment. 11 Install the front attachment (e.g., cutting unit, flail, plow blade, or blower); perform the following steps and refer to your attachment Operator’s Manual for additional installation instructions. Adjusting the Roll-Bar Position 1.
(Figure 19), and secure the capscrew with a flange-locknut (3/8 inch). 8. Incrementally torque the locknuts to 61 N∙m (45 ft-lb) in an alternating pattern. 14 Checking the Fluid Levels g340624 Figure 18 1. Driveshaft yoke No Parts Required 2. Input shaft Procedure 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 (Figure 19), and secure the capscrew with a flange-locknut (3/8 inch).
16 Installing the CE Kit Parts needed for this procedure: 1 CE Kit (ordered separately; refer to your authorized Toro distributor) Procedure If you operate the machine in a country that complies to CE standards, install the CE Kit; refer to the kit Installation Instructions.
17 Adding Rear Weight Parts needed for this procedure: Weight—19 kg (42 lb) [amount varies per your model] Weight—6 kg (15 lb) [amount varies per your model] 1 Weight Bracket Kit (if necessary) Weight—11 kg (25 lb) [amount varies per your model] Refer to the following table for the weight that is shipped with each machine: Model Shipped Rear Weight 31900 2 weights (19 kg or 42 lb each) 31901 1 weight (19 kg or 42 lb) 31907 0 weights 31909 5 weights (19 kg or 42 lb each) and 2 weights (6 kg or 15
Minimum Required Rear Weight Number of Weights Required 19 kg (42 lb) Traction Unit Model Number 31900 31901 6 kg (15 lb) 11 kg (25 lb) Attachment Model Number(s) or Name Total 31970, 31971, 31974 2 0 0 2 31970, 31971, 31974 and Sunshade 3 0 0 3 31972, 31973, 31975 3 0 0 3 31972, 31973, 31975 and Sunshade 4 0 0 4 02835 4 0 0 4 02835 and Sunshade 5 0 0 5 M-B Rotary Broom 4 0 0 4 MSC23345 and 31990* 5 2 0 7 M-B Rotary Broom and 31990* 5 2 3 10 Erskine Snowth
Minimum Required Rear Weight (cont'd.
Required Rear Weight for Improved Slope Performance Number of Weights Required 19 kg (42 lb) Traction Unit Model Number 31900 31901 31907 6 kg (15 lb) 11 kg (25 lb) Attachment Model Number(s) or Name Total 31970, 31971, 31974 5 0 5 31970, 31971, 31974 and Sunshade 5 0 5 31972, 31973, 31975 5 0 31972, 31973, 31975 and Sunshade 5 0 5 02835 5 0 5 02835 and Sunshade 5 2 7 31970, 31971, 31974 5 2 7 31970, 31971, 31974 and Sunshade 5 0 5 31972 5 0 5 31973, 31975 5 2 3
Adding 19 kg (42 lb) Weights 1. Loosen the hardware that secures the weight-lock rod to the bumper. g299565 Figure 20 1. Weight-lock rod 3. Weight—19 kg (42 lb) 2. Nut 2. Add the required amount of weights. 3. Tighten the weight-lock-rod hardware to secure the weight to the bumper. Adding 6 kg (15 lb) Weights 1.
Adding 11 kg (25 lb) Weights For traction unit/attachment configurations that require up to 2 weights (11 kg or 25 lb each) : 1. Refer to your authorized Toro distributor to order the Weight Bracket Kit (Part Number 144-0480). 2. Install the Weight Bracket Kit; refer to the kit Installation Instructions. For traction unit/attachment configurations that require more than 2 weights (11 kg or 25 lb each): [e.g., traction unit Model 31900 equipped with MSC23345 and 31990] 1.
18 Adjusting the Weight Transfer of the Attachment No Parts Required Procedure Perform this procedure only if you are installing an attachment other than the standard rotary cutting units (e.g., snowthrower, blade, or flail). g299920 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.
Product Overview 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) 9. 10.
Controls Parking Brake Traction Pedal Whenever you shut off the engine, engage the parking brake (Figure 16) to prevent the machine from accidentally moving. Note: Adjust the seat position before you operate the machine. Refer to the seat kit Installation Instructions for seat-adjustment instructions. • Engage the parking brake: Pull the handle up to the ENGAGED position. Use the traction pedal (Figure 26) to move the machine forward or rearward.
Console Key Switch Refer to the following sections for a description of the console controls (Figure 28). The key switch has 3 positions: OFF, ON/PREHEAT , and START . Use the switch to start or shut off the engine [refer to Starting the Engine (page 42) or Shutting Off the Engine (page 42)] or to review the display-screen information [refer to Understanding the Display-Screen Information (page 39)]. Throttle Control The throttle control adjusts the engine speed.
Cab Controls Machines Equipped with a Cab g320790 Figure 29 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 29) to turn the windshield wipers on or off. Fan-Control Knob Rotate the fan-control knob (Figure 29) to regulate the speed of the fan. Light Switch Press the switch (Figure 29) to turn the dome light on or off.
Specifications Note: Specifications and design are subject to change without notice.
Description Figure 30 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 (Model 31909) J 226 cm (89 inches) G Maximum of 332 cm (131 inches) I Maximum of 272 cm (107 inches) F Maximum of 312 cm (123 inches) H Maximum of 253 cm (99.5 inches) B Refer to Width Specifications (page 34).
Checking the Machine Daily Operation Check the following machine systems each day before operating the machine: Before Operation • Air-cleaner indicator; refer to Servicing the Air Cleaner (page 54) Before Operation Safety • Engine oil; refer to Checking the Engine-Oil Level (page 52) General Safety • Coolant system; refer to Checking the Cooling System and Coolant Level (page 62) • Never allow children or untrained people to • Hood screen and radiator; refer to Checking the operate or service th
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. Observe the following precautions: • Biodiesel blends may damage painted surfaces. g001055 Figure 31 • Use B5 (biodiesel content of 5%) or lesser blends in cold weather. • Monitor seals, hoses, gaskets in contact with fuel as they may degrade over time.
CAUTION 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. Move the PTO switch to OFF position and remove your foot from traction pedal. Rotate the key switch to the START position. If the engine cranks, proceed to step 3.
WARNING 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. g257846 • Lower the roll bar only when absolutely necessary. • Do not wear the seat belt when the roll bar is lowered. • Drive slowly and carefully. • Raise the roll bar as soon as clearance permits. • Check carefully for overhead clearances (e.g., branches, doorways, or electrical wires) before driving under any objects and do not contact them.
g297898 Figure 36 1. Display screen 2. Display-screen button • To access the main menu: Hold down the display-screen button until the menu items appear on the screen. • To select a menu item: Quickly press the g034168 display-screen button twice. Figure 34 You can also perform this action to toggle an option (e.g., toggling between English or metric units in the SETTINGS screen). Understanding the Display-Screen Information • To return to the previous screen (e.g.
About Main Menu (cont'd.) SETTINGS ABOUT Allows you to customize and modify configuration variables on the InfoCenter display. Refer to the Settings (page 40) table. Lists the model number, serial number, and software version of your machine. Refer to the About (page 40) table. Description HOURS Lists the total number of hours that the key, engine, and PTO have been on. COUNTS Description MODEL Lists the model number of the machine. SN Lists the serial number of the machine.
1. Select the SETTINGS option. 2. Select the PROTECTED MENUS option. 3. To enter the PIN code, press the display-screen button until the appropriate digit appears, then quickly press the display-screen button twice to move to the next digit. 4. After all four digits are entered, press the display button once to submit the PIN code. an abnormal vibration in the machine. Make all necessary repairs before resuming operation.
Additional ROPS Safety for Machines with a Cab or a Fixed Roll Bar suddenly roll over if a wheel goes over the edge or the edge caves in. Establish a safety area between the machine and any hazard. Identify hazards at the base of the slope. If there are hazards, mow the slope with a pedestrian-controlled machine. If possible, keep the cutting unit(s) lowered to the ground while operating on slopes. Raising the cutting unit(s) while operating on slopes can cause the machine to become unstable.
2. Move the PTO switch to the OFF position. 3. Rotate the key switch to the OFF position and remove the key from the switch. After Operation After Operation Safety General 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. • Clean grass and debris from the cutting units, mufflers, and engine compartment to help prevent fires. Clean up oil or fuel spills.
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 38). g298276 Figure 40 g258474 Figure 38 1. Height-of-cut pins 5. Rotating the Cutting Unit to the TRANSPORT Position 2. Height-of-cut plates Rotate the cutting unit (Figure 39) so that the latch engages with the tie-down bracket (Figure 40).
g297087 Figure 43 1. Traction pump 2. 2. Bypass valve Use an 18 mm (11/16 inch) box-end wrench to loosen the bypass valve, then open the valve 3 revolutions maximum. Important: Do not start or run the engine when the valve is set to the bypass position. 3. After towing and before starting the engine, tighten the bypass valve to 20 N·m (15 ft-lb). Hauling the Machine • Use care when loading or unloading the machine g298288 into a trailer or a truck. Figure 42 1.
Maintenance or other bystanders. Remove the key from the switch before you perform any maintenance. Note: Determine the left and right sides of the machine from the normal operating position. • Allow machine components to cool before Note: Download a free copy of the electrical or • If the cutting units are in the transport position, use hydraulic schematic by visiting www.Toro.com and searching for your machine from the Manuals link on the home page.
Maintenance Service Interval Maintenance Procedure Every 200 hours • Torque the wheel-lug nuts. • Inspect the cooling-system hoses. • Adjust the PTO-clutch gap. Every 250 hours • Change the engine oil and filter (when the machine is used in dirty or dusty conditions) [Models 31900 and 31901 only]. • Change the air-cleaner element. • Check and clean the cooling fins (clean them more frequently in dirty or dusty conditions).
Maintenance Check Item For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Check for unusual engine noises.1. Check for unusual operating noises. Check the hydraulic hoses for damage. Check for fluid leaks. Check the tire pressure. Check the instrument operation. Lubricate all the grease fittings.2 Touch up any damaged paint. Inspect the seat belt.
1. Chock the 2 rear wheels with chocks to prevent the machine from moving. 2. Position the jack securely under the desired jacking point. 3. After raising the front of the machine, use an appropriate jack stand under the machine frame to support the machine. Raising the Hood 1. Release the straps from each side of the machine (Figure 46). Raising the Rear of the Machine Important: Ensure that no cables or hydraulic components are between the jack and the frame. g299730 Figure 45 1.
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. g303694 Figure 48 1. Grease fittings Important: Lubricate the machine immediately after every washing. • Axle pivot pin (Figure 49) • Idler arm (Figure 47) g308668 Figure 49 1.
g285509 Figure 50 Front of the machine 1. Attachment pivot hubs 3. Lift-arm pivot hubs 2. Lift-cylinder bushings • Rear of the machine (Figure 51): – Axle spindle hubs (2) – Hydraulic-cylinder ball joint (2) g353292 Figure 51 Rear of the machine (bumper removed) 1. Axle spindle hubs 2.
Engine Maintenance the engine-oil level is above the Full mark, change the engine oil. Important: Keep the engine-oil level between the Engine Safety upper and lower limits on the dipstick. The engine may fail if you run it with too much or too little oil. • Shut off the engine and remove the key before checking the oil or adding oil to the crankcase. 1. Raise the hood; refer to Raising the Hood (page 49). 2. Check the engine-oil level; refer to Figure 52.
g297639 Figure 53 4. Change the engine-oil filter as shown in Figure 54. g031261 Note: Ensure that the oil-filter gasket touches Figure 54 the engine, and then an extra 3/4 turn is completed.
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 55) requires it.
Servicing the Fuel/Water Separator Fuel System Maintenance Service Interval: Every 400 hours DANGER Replace the fuel/water separator as shown in Figure 57. 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.
Servicing the Fuel Filter Service Interval: Every 400 hours Servicing the Fuel Filter Models 31900 and 31901 1. Rotate the fuel-valve lever to the OFF position (Figure 59). 2. Clean the area around the fuel-filter head (Figure 59). g326083 Figure 60 1. Fuel filter g312905 Figure 59 1. Fuel-filter head 3. OFF position (fuel-valve lever) 2. Fuel filter 4. ON position (fuel-valve lever) 3. Remove the filter and clean the filter head mounting surface (Figure 59). 4.
Cleaning the Fuel Tank Electrical System Maintenance Service Interval: Yearly—Drain and clean the fuel tank Drain and clean tank if fuel system becomes contaminated or if you store the machine for an extended period. Use clean diesel fuel to flush out the tank. 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.
Disconnecting the Battery Connecting the Battery WARNING 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. Incorrect battery cable routing could damage the machine and cables, causing sparks. Sparks can cause the battery gasses to explode, resulting in personal injury.
Removing or Installing the Battery Checking the Battery Condition A retainer (Figure 64) holds the battery in the tray. Loosen the retainer hardware to remove the battery; tighten it when installing the battery. Important: Before welding on the machine, Note: To access the battery, refer to Accessing the Battery (page 57). Replace the cover when you install the battery. Check the battery condition weekly or after every 50 hours of operation.
Refer to the Traction-Unit Fuse Block (page 60) table for a description of each fuse on the traction-unit fuse block (Figure 66): g285656 Figure 67 1. Fuse box cover 2. Thumb screw g289587 3.
Aligning the PTO Driveshaft Drive System Maintenance If you separate the PTO-driveshaft telescoping end the from the clutch end, ensure that the markings are aligned (Figure 71) when you install the telescoping end. The end yokes should also be aligned as shown in Figure 71. Torquing the Wheel-Lug Nuts Important: If the markings on the driveshaft are not aligned, severe imbalance may occur in the driveline system.
Cooling System Maintenance • Preferred: When mixing coolant from a concentrate, mix it with distilled water. • Preferred option: If distilled water is not available, use a pre-mix coolant instead of a concentrate. • Minimum requirement: If distilled water and Cooling System Safety pre-mix coolant are not available, mix concentrated coolant with clean drinkable water. • Swallowing engine coolant can cause poisoning; keep out of reach from children and pets.
2. If the coolant is not visible at the COLD mark or below when cold, remove the expansion-tank cap and add the recommended replacement coolant [refer to Coolant Specification (page 62)] as required to bring the level to the COLD mark. Important: Do not use water only or alcohol-based coolants. Do not fill past the COLD mark on the tank. 3. Install the expansion-tank cap. Checking the Hood-Air-Intake Screen Service Interval: Every 50 hours g299819 Figure 74 1.
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 48). 2. Remove the front wheels. 3. 4. g299613 Figure 76 Move the parking brake to the DISENGAGED position; refer to Parking Brake (page 30). 1. Jam nuts Remove the brake drums (Figure 75) 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 68). g300570 Figure 78 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 80). Note: You can decrease the gap by turning the adjusting nuts clockwise (Figure 80). The maximum service gap is 0.6 mm (0.024 inch). Adjust all 3 air gaps to 0.4 mm (0.012 inches). g343683 Figure 79 1.
1. Move the traction pedal fully forward (Figure 81). Note: The traction pedal should contact the traction-pedal stop before the pump reaches full stroke. g320591 Figure 82 1. Jam nut (bottom of the footrest plate) C. Move the traction pedal to the full forward position (Figure 81). D. While holding the traction-pedal stop, adjust the jam nut that is above the footrest plate (Figure 81) until the traction pedal makes contact with the stop. E.
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 84 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 83 3. Remove the dipstick from the hydraulic tank and wipe it with a clean cloth (Figure 83). 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 86). 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 87 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 90) on the reservoir. g032951 Figure 88 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 89). g353836 Figure 90 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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California Proposition 65 Warning Information What is this warning? You may see a product for sale that has a warning label like the following: WARNING: Cancer and Reproductive Harm—www.p65Warnings.ca.gov. What is Prop 65? Prop 65 applies to any company operating in California, selling products in California, or manufacturing products that may be sold in or brought into California.
The Toro Warranty Two-Year or 1,500 Hours Limited Warranty Parts Conditions and Products Covered The Toro Company warrants 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).
