Form No. 3419-331 Rev A Greensmaster® 3420 TriFlex® Traction Unit Model No. 04540—Serial No. 401400001 and Up Register at www.Toro.com.
Important: With your mobile device, you can scan the QR code on the serial number decal (if equipped) to access warranty, parts, and other product information. This product complies with all relevant European directives; for details, please see the separate product specific Declaration of Conformity (DOC) sheet. 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 Replacing the Fuel Filter/Water Separator ...................................................... 37 Inspecting the Fuel Lines and Connections.................................................. 37 Electrical System Maintenance ........................... 38 Electrical System Safety ................................... 38 Servicing the Battery......................................... 38 Locating the Fuses ........................................... 39 Jump-Starting the Machine.........................
Safety • Do not operate the machine without all guards This machine has been designed in accordance with EN ISO 5395:2013 and ANSI B71.4-2017 and meets these standards when you add the appropriate weight kit, CE decals, and guard kit. • • 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. and other safety protective devices in place and working on the machine.
decal115-8156 115-8156 1. Reel height 3. 8–blade cutting unit 5. 14–blade cutting unit 7. Fast 2. 5–blade cutting unit 4. 11–blade cutting unit 6. Reel speed 8. Slow decal115-8155 115-8155 1. Warning—read the Operator's Manual, do not prime or use starting fluid. decal115-8203 115-8203 1. Read the Operator's Manual for fuse information. decal115-8226 115-8226 2. Radiator fan—50 A 1.
decal131-2046 131-2046 1. Double lights 3. Off 2. Single light decal136-8506 136-8506 1. Warning—read the Operator’s Manual; receive training before operating the machine. 4. Tipping hazard—slow machine before turning, do not turn at high speeds. 2. Warning—hearing protection must be worn. 5. Thrown object hazard—keep bystanders a safe distance away from the machine. 6. Warning—engage the parking brake, shut off the engine, and remove the ignition key before leaving the machine.
decal106-6755 106-6755 decal136-8505 136-8505 Replaces Decal 136-8506 for CE Machines 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. Review the instructions for operating the machine on slopes in the Operator’s Manual as well as the conditions in which you would operate the machine to determine whether you can operate the machine in the conditions on that day and at that site.
decal132-9548 132-9548 1. Engine speed—fast 7. Reel speed—neutral 2. Engine speed—slow 8. Reel—transport 9. Reel—mow 3. Lower and engage the reels 4. Raise and disengage the reels 10. Reel—backlaping 5. Reel speed—fast 11. Move forward 6. Reel speed—slow decal132-9550 132-9550 1. Choke 3. Engine—run 2. Engine—start 4.
Setup Loose Parts Use the chart below to verify that all parts have been shipped. Procedure Description Use Qty. 1 Roll bar Bolt (1/2 x 3-3/4 inches) Flange nut (1/2 inch) 1 4 4 Install the roll bar. 2 Seat-completion kit 1 Install the seat to the base. 3 Steering wheel Locknut (1-1/2 inches) Washer Steering-wheel cap 1 1 1 1 Install the steering wheel. 4 No parts required – Activate and charge the battery. 5 Oil Cooler Kit—Greensmaster 3300 Series Traction Unit (Part No.
Media and Additional Parts Description Use Qty. Operator's Manual 1 Review the manual before operating the machine. Engine Owner's Manual 1 Use the manual to reference engine information. Operator training materials 1 Read/view the materials before operating the machine. Declaration of Conformity Noise rating certificate 1 1 For CE compliance Ignition keys 2 Use a set of keys to start the engine.
2 3 Installing the Seat Installing the Steering Wheel Parts needed for this procedure: 1 Seat-completion kit Parts needed for this procedure: Procedure Acquire your desired seat kit from your distributor and install it to the machine; refer to the kit Installation Instructions. 1 Steering wheel 1 Locknut (1-1/2 inches) 1 Washer 1 Steering-wheel cap Procedure 1. Slide the steering wheel onto the steering shaft (Figure 4). g010834 Figure 4 11 1. Steering wheel 3. Locknut 2. Washer 4.
4 Activating and Charging the Battery No Parts Required Procedure g005080 Figure 5 Use only electrolyte (1.265 specific gravity) to fill the battery initially. 3. WARNING Carefully fill each cell with electrolyte until the plates are covered with about 6 mm (1/4 inch) of fluid (Figure 6). CALIFORNIA Proposition 65 Warning Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm.
6. When the battery is charged, disconnect the charger from the electrical outlet and battery posts. 5 Note: After the battery has been activated, Installing the Oil Cooler add only distilled water to replace normal loss, although maintenance-free batteries should not require water under normal operating conditions. Optional Important: Failure to correctly activate the battery may result in battery gassing and/or premature battery failure. 7. Install the vent caps. 8.
8 Setting the Clip-Control Feature No Parts Required Procedure g015492 Figure 8 1. Flange bolt The machine has a clip-control feature that varies the speed of the reels with the speed of the machine to maintain a constant clip. This achieves a consistent, high quality-of-cut and a uniform after-cut appearance. The clip-control feature is off by default; to configure it and turn it on, refer to Setting the Clip-Control Feature (page 20) 3. Suspension-arm bar 2.
10 12 Installing the CE Guard Kit Reducing the Tire Pressure Parts needed for this procedure: No Parts Required 1 CE Guard Kit―Part No. 04443 (sold separately) Procedure Procedure The tires are overinflated at the factory for shipping purposes. Reduce the pressure to the proper levels before starting the machine; refer to Checking the Tire Pressure (page 40). Install the CE guard kit; refer to the CE Guard Kit for Greensmaster 3420 TriFlex Traction Unit Installation Instructions.
Product Overview g014603 Figure 11 1. Traction pedal—forward 3. Steering-arm-locking pedal 2. Taction pedal—reverse g014674 Figure 10 1. Engine 5. Steering wheel 2. Roll bar 6. Traction pedal 3. Control panel 7. Foot rest 4. Seat 8. Reels with grass baskets Controls g005105 Traction Pedal Figure 12 The traction pedal (Figure 11) has 3 functions: to make the machine move forward, to move it backward, and to stop the machine.
Parking-Brake Lever Note: You cannot shut off the engine using the throttle lever. Pull the brake lever (Figure 14) to engage the parking brake. Disengage it by squeezing the release lever on the underside of the brake lever and lowering it to the released position. Engage the parking brake whenever you leave the machine. g033079 Figure 13 1. Ignition switch 4. Throttle lever 2. Functional-control lever 3. Raise/Lower mow control 5. InfoCenter g027863 Raise/Lower Mow Control Figure 14 1.
• COOLANT TEMPERATURE —indicates the engine coolant temperature in either °C or °F. • FUNCTIONAL CONTROL STATUS —transport mode is indicated by a rabbit and mow mode is indicated by a turtle. • ENGINE OIL PRESSURE light—this icon appears if the engine oil pressure drops below a safe level. • MENU ACCESS/BACK button—press this button to access the InfoCenter menus. You can use it to back out of any menu you are currently using. • DOWN button—use this button to scroll down menus.
SERVICE Menu Item Description HOURS Lists the total number of hours that the machine, engine, reels, backlap, and fan have been on, as well as the number of hours the machine has been transported and overheated. COUNTS Lists the number of preheats and starts the machine has experienced. BACKLAP Turns backlapping ON/OFF (once ON you can turn backlapping Off with this setting or by turning off the ignition key).
8 0.600 9 0.750 10 0.925 3. Using the appropriate graph (Figure 16) for 5-, 8-, 11-, or 14-blade cutting units, determine the proper reel speed setting. Adjusting the Tap-off Delay The tap-off delay feature allows the cutting units to turn off without raising, and you may adjust it with the InfoCenter. The delay setting represents the maximum time for the raise/lower joystick to remain in the raise position to activate this feature. The factory default setting is 1 which disables this feature.
Seat-Adjusting Lever Fuel-Shutoff Valve The seat-adjusting lever is located on the front, left corner of the seat (Figure 18), allowing you to adjust the seat forward and rearward. Close the fuel-shutoff valve (Figure 19), behind the seat and under the fuel tank, when storing or transporting the machine on a truck or trailer.
Cutting Unit Power Disconnect Connectors Specifications Before installing, removing, or working on the cutting units, disconnect the cutting units from the power supply by separating the cutting unit power disconnect connector (Figure 20), located at the base of the rollover bar on the left side of the traction unit. Plug the connectors together before operating the machine. change without notice. Note: Specifications and design are subject to Width of cut 151 cm (59.5 inches) Wheel tread 128 cm (50.
Fuel Specification Operation • Fuel tank capacity: 22.7 L (6 U.S. gallons) Note: Determine the left and right sides of the • Recommended Fuel: machine from the normal operating position. – For best results, 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.
Filling the Fuel Tank 1. Important: Do not fill the fuel tank completely full. Clean around the fuel-tank cap and remove it (Figure 21 or Figure 22). 3. Install the cap. Note: You will hear a click sound when the cap is secure. 4. Wipe up any spilled fuel. Performing Daily Maintenance Before starting the machine each day, perform the following procedures: • Check the engine-oil level—refer to Checking the Engine Oil (page 34).
• Keep the ROPS in safe operating condition by • Keep your hands and feet away from the cutting • • • • • • • • • • • • • units. Keep clear of the discharge opening at all times. Look behind and down before backing up to be sure of a clear path. Use care when approaching blind corners, shrubs, trees, or other objects that may obscure your vision. Do not mow near drop-offs, ditches, or embankments. The machine could suddenly roll over if a wheel goes over the edge or if the edge gives way.
Important: When starting the engine for the first time or after an overhaul of the engine, operate the machine in forward and reverse for 1 to 2 minutes. Turn the steering wheel to the left and right to check the steering response. Then shut the engine off and wait for all moving parts to stop; refer to Shutting Off the Engine (page 26). Check for oil leaks, loose parts and any other noticeable malfunctions. change the stability of the machine and cause a loss of control.
2. 3. Checking the Function-Control Rotate the ignition key to the OFF position to shut off the engine. Remove the key from the switch to prevent accidental starting. Close the fuel shut-off valve before storing the machine. Checking the Safety-Interlock System 1. Sit on the seat, move the traction pedal to the NEUTRAL position, move the functional-control lever to the NEUTRAL position, and engage the parking brake. 2.
Driving the Machine without Mowing drop/raise; therefore, you should practice gaining the required timing necessary to minimize the cleanup mowing operation. • Ensure that the cutting units are fully raised. • Move the functional-control lever to the TRANSPORT Note: The delay in raising and lowering the center cutting unit depends on hydraulic fluid temperature. Cold hydraulic fluid results in a longer delay. As the fluid temperature increases, the delay time becomes shorter. position.
Cutting the Periphery and Finishing Job 1. Finish cutting the green by mowing the outer periphery. Change the direction of cutting from the previous mowing. Note: Always keep weather and turf conditions in mind and be sure to change the direction of mowing from the previous cutting. 2. When finished mowing the outer periphery, tap the raise/lower mow lever rearward to stop the reels, then drive off the green. When all the cutting units are off the green, raise the cutting units.
Towing the Machine Inspecting and Cleaning after Mowing In case of an emergency, you can tow the machine for up to 0.4 km (1/4 mile). After mowing, thoroughly wash the machine with a garden hose without a nozzle so that excessive water pressure does not contaminate and damage the seals and bearings. Do not wash a warm engine or the electrical connections with water. Important: Do not tow the machine faster than 3 to 5 km/h (2 to 3 mph) to avoid damaging the drive system.
Maintenance WARNING Failure to properly maintain the machine could result in premature failure of machine systems causing possible harm to you or bystanders. Keep the machine well maintained and in good working order as indicated in these instructions. 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 Service Interval Every 800 hours Every 2 years Maintenance Procedure • • • • Replace the fuel filter. Change the hydraulic fluid, filter, and tank breather. Check the engine speed (at idle and full throttle). Check the valve clearance. • Check the fuel lines and connections. • Replace moving hoses. • Drain and flush the cooling system. Daily Maintenance Checklist Duplicate this page for routine use. Maintenance Check Item For the week of: Mon. Tues. Wed. Thurs. Fri. Sat.
Pre-Maintenance Procedures Lubrication Pre-Maintenance Safety Service Interval: Every 400 hours • Before adjusting, cleaning, repairing, or leaving Lubricate the grease fitting with No. 2 lithium grease. Greasing the Machine the machine, do the following: 1. – Park the machine on a level surface. – Move the throttle switch to the low-idle position. Wipe the grease fitting clean so foreign matter cannot be forced into the bearing or bushing (Figure 26). – Disengage the cutting units.
Engine Maintenance into the intake when you remove the primary filter. Engine Safety Important: Avoid using high pressure air which could force dirt through the filter into the intake tract. • Shut off the engine before checking the oil or adding oil to the crankcase. Do not change the governor speed or overspeed the engine. • 4. Remove and replace the primary filter, as follows:. Important: Do not clean the used element. Servicing the Air Cleaner A.
checking. If the oil level is at or below the Add mark on the dipstick, add oil to bring the oil level to the FULL mark. Do not overfill. Important: Keep the engine oil level between the upper and lower limits on the oil gauge; the engine may fail if you run it with too much or too little oil. 1. Position the machine on a level surface. 2. Remove the dipstick and wipe it with a clean rag (Figure 29). Important: Remove the dipstick while filling the engine with oil.
Fuel System Maintenance Draining Water from the Fuel Filter Service Interval: Before each use or daily g014754 Figure 30 1. Park the machine on a level surface and shut off the engine. 2. Place a drain pan under the fuel filter. 3. Open the drain plug on the fuel filter approximately one turn and drain any accumulated water (Figure 32). 1. Drain plug 2. Remove the oil filter (Figure 31). Apply a light coat of clean oil to the new filter gasket. g014720 Figure 32 1. Fuel filter 4.
Replacing the Fuel Filter/Water Separator 6. Screw the filter on by hand until the gasket contacts the filter adapter, then tighten 1/2 to 3/4 turn further. Service Interval: Every 800 hours 7. Ensure that the filter-drain plug is closed. Open the fuel-shutoff valve. 1. Close the fuel-shutoff valve (Figure 33) below the fuel tank. Inspecting the Fuel Lines and Connections Service Interval: Every 2 years Inspect the fuel lines for deterioration, damage, or loose connections. g014626 Figure 33 1.
Electrical System Maintenance 2. Electrical System Safety 3. Clean the top of the battery by washing it periodically with a brush dipped in ammonia or bicarbonate of soda solution. 4. Flush the top surface of the battery with water after cleaning it. Note: Raise the electrolyte level only to the bottom of the split ring inside each cell. • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last.
Locating the Fuses Jump-Starting the Machine The fuses in the electrical system are located under the seat (Figure 35). If you need to jump start the machine, you can use the alternate-positive post (located on the starter solenoid) instead of the positive battery post (Figure 37). g002735 Figure 37 1. Alternate-positive post g195277 Figure 35 1. Diagnostic lights, and glow—7.5 A 5. Lights and leak detector—15 A 2. Reel engage, lift/lower, fan—7.5 A 3. Lift reel, E-reel enable, and over temp—7.
Drive System Maintenance Checking the Tire Pressure Service Interval: Before each use or daily Vary the tire pressure for all 3 wheels, depending upon your turf conditions, from a minimum of 83 to a maximum of 110 kPa (12 psi to 16 psi). Checking the Torque of the Wheel Nuts g014616 Figure 38 Service Interval: After the first hour 1. Eccentric 2. Locknut After the first 10 hours Every 200 hours WARNING Failure to maintain proper torque of the wheel nuts could result in personal injury.
Adjusting the Mowing Speed The mow speed is set to 3.8 mph at the factory. You can adjust the forward moving speed from 0 to 8 km/h (0 to 5 mph). 1. Loosen the jam nut on the trunnion bolt (Figure 40). 2. Loosen the nut securing the lock and mow brackets on the pedal pivot. g015494 Figure 39 1. Pedal stop 1. Put the functional-control lever in the TRANSPORT position and loosen the locknut securing the pedal stop to the floor plate (Figure 39). 2.
Cooling System Maintenance 3. Checking the Engine-Coolant Level Cooling System Safety The capacity of the cooling system is approximately 4.6 L (4.9 US qt). • Swallowing engine coolant can cause poisoning; keep out of reach from children and pets. Fill the cooling system with a 50/50 solution of water and permanent ethylene glycol antifreeze. Check the level of the coolant at the beginning of each day before starting the engine.
Brake Maintenance Belt Maintenance Adjusting the Brakes Adjusting the Alternator Belt If the brake fails to hold the machine while parked, you can adjust the brakes using the bulkhead fitting near the brake drum; contact your Authorized Service Dealer or refer to the Service Manual for more information. Service Interval: After the first 8 hours Ensure that the belt is properly tensioned to ensure proper operation of the machine and prevent unnecessary wear.
Hydraulic System Maintenance High Viscosity Index/Low Pour Point Anti-wear Hydraulic Fluid, ISO VG 46 Material Properties: Hydraulic System Safety • Seek immediate medical attention if fluid is injected into skin. Injected fluid must be surgically removed within a few hours by a doctor. Viscosity, ASTM D445 cSt @ 40°C 44 to 50 cSt @ 100°C 7.9 to 8.
Changing the Hydraulic Fluid and Filter Service Interval: After the first 50 hours Every 800 hours Hydraulic Fluid Capacity: 25.7 L (6.8 US gallons) If the fluid becomes contaminated, have your authorized Toro distributor flush the system. Contaminated fluid looks milky or black when compared to clean fluid. g014719 1. Figure 44 1. Hydraulic-tank cap or dipstick location 1. Clean the area around the filter mounting area (Figure 45). Place a drain pan under the filter and remove the filter.
Checking the Hydraulic Lines and Hoses Cutting Unit Maintenance Blade Safety Check the hydraulic lines and hoses daily for leaks, kinked lines, loose mounting supports, wear, loose fittings, weather deterioration, and chemical deterioration. Make all necessary repairs before operating. A worn or damaged blade or bedknife can break, and a piece could be thrown at you or bystanders, resulting in serious personal injury or death. • Inspect the blades and bedknives periodically for excessive wear or damage.
Installing the Electrical Counterweights Secure the electrical counterweight to the existing counterweight with 2 capscrews as shown in Figure 47. g014602 Figure 48 1. Footrest—closed 3. 4. 2. Footrest—open Position the cutting unit under the center suspension arm. With the latches on the suspension-arm bar pointing up (i.e., open) (Figure 49), push the suspension arm down so that the bar fits over the bar across the top of the cutting unit (Figure 50). g036342 Figure 47 1. Capscrew 3.
5. Removing the Cutting Units Close the latches down and around the cutting-unit bar and lock them in place (Figure 49). 1. Note: You can hear a click and feel when the Disconnect the cutting unit power disconnect couplers; refer to Cutting Unit Power Disconnect Connectors (page 22). latches are properly locked in place. 6. 7. CAUTION Coat the spline shaft of the cutting unit motor with clean grease (Figure 51).
Backlapping the Reels WARNING Contact with the reels or other moving parts can result in personal injury. • Keep your fingers, hands, and clothing away from the reels or other moving parts. • Never attempt to turn the reels by hand or foot while the engine is running. g036124 Figure 53 Note: When sharpening, setting the 1.
Storage needed. Move the cutting-unit reel speed control to the desired mowing position. If you wish to store the machine for a long period of time, the following steps should be performed prior to storage: 50 1. Remove accumulations of dirt and old grass clippings. Sharpen the blades and bedknives, if necessary; refer to the Cutting Unit Operator's Manual. Use a rust preventive on bedknives and blades. Grease and oil all lubrication points. 2. Block up the wheels to remove any weight on the tires.
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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).
