Form No. 3393-500 Rev A LT3340 Heavy-Duty Triple Turf Mower Traction Unit Model No. 30657—Serial No. 315000001 and Up g014494 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. Introduction This machine is a ride-on, cutterhead-blade lawn mower intended to be used by professional, hired operators in commercial applications. It is primarily designed for cutting grass on parks, sports fields, caravan parks, cemeteries, and commercial grounds. It is not designed for cutting brush or for agricultural use.
Contents Bleeding the Fuel System .........................................39 Replacing the Fuel Filter..........................................39 Electrical System Maintenance ....................................40 Checking the Electrical System .................................40 Checking the Battery Condition................................40 Servicing the Battery...............................................41 Drive System Maintenance .........................................
Safety • Thoroughly inspect the area where the equipment is to be used and remove all objects which may be thrown by the machine. This machine has been designed in accordance with EN ISO 5395:2013. • Replace damaged or worn silencers/mufflers. • Only use accessories and attachments approved by the Improperly using or maintaining the machine can result in injury.
• • • • • • • • • • • • Use care when loading or unloading the machine into a interlocks are attached, adjusted properly, and functioning properly. Do not change the engine governor settings or over-speed the engine. Operating the engine at excessive speed may increase the hazard of personal injury.
• Use full width ramps for loading machine into trailer or • Keep the ROPS in safe operating condition by • • • truck. periodically thoroughly inspecting for damage and keeping all mounting fasteners tight. Replace a damaged ROPS. Do not repair or revise. Do not remove the ROPS. Any alterations to a ROPS must be approved by the manufacturer. • Tie the machine down securely using straps, chains, cable, or ropes. Both front and rear straps should be directed down and outward from the machine.
• If the engine stalls or loses headway and cannot make it • parts and accessories. Replacement parts and accessories made by other manufacturers could be dangerous, and such use could void the product warranty. to the top of a slope, do not turn the machine around. Always back slowly, straight down the slope. When a person or pet appears unexpectedly in or near the mowing area, stop mowing.
950832 1. Tire pressure 950889 1. Warning—hot surfaces. 111-3277 111-0773 1. Warning—crushing of fingers, force applied from side. 1. Horn 2. Cutters—lower/float 5. Fast 6. Engine speed 3. Cutters—hold 4. Cutters—raise 7. Slow 111-3344 1.
111-3562 1. Press pedal to adjust steering wheel tilt. 111-3566 1. Falling, crushing hazard—ensure operator platform latch is engaged before operating. 111-7249 1. Daily service interval 6. Check hydraulic oil level 2. 50 hour service interval 7. Check fuel level 3. Check the tire pressure 8. Check engine oil level 4. Check all nuts and bolts for proper tightness 9. Check operation of seat switch 5. Check all hoses for leaks 10. Check air filter element 11. Check cutter head setting 16.
111-3902 1. Warning—cutting hazard of hand, fan. 111-3567 2. Hot surfaces—read the Operator's Manual for more information. 1. Pedal operation 111–5007 1. Tipping hazard—slow machine before turning and when using on slopes. 2. Tipping hazard—operate on slopes less than 20 degrees, do not operate on slopes greater than 20 degrees. 3. Tipping hazard—always wear the seat belt when a roll over protection system (ROPS) is in use, do not wear a seat belt when the ROPS bar is lowered. 4.
Setup Media and Additional Parts Description Use Qty. Operator's Manual Engine operator’s manual 1 1 Read the manuals before operating the machine. Parts Catalog 1 Use the parts catalog to look up and order parts. CE certificate 1 The certificate indicates CE compliance. Product Overview Store all documentation in a safe place for future use. Note: Determine the left and right sides of the machine from the normal operating position. 5 2 3 4 1 6 g014594 Figure 2 1.
Controls Control Panel Components 13 16 14 17 8 19 11 1 6 1 18 10 20 5 2 g014419 Figure 4 1. Weight transfer control 9 3 1 7 2 4 15 12 G016426 Figure 3 1. Parking brake switch 11. Horn button 2. Limited lift in reverse switch 12. Auxiliary 12 volt socket (supplied with a 12V kit) 3. Hazard warning switch (supplied with lighting kit) 13. Engine oil pressure indicator 4. Warning beacon switch 14. Transmission temperature (supplied with beacon kit) indicator 5.
1 1 P G014421 Figure 6 1. Parking brake G014547 Figure 7 Service Brake 1. Throttle control lever Service braking is achieved by the hydraulic transmission system. When the forward or reverse travel pedals are released or the engine speed is reduced, service braking becomes effective and travel speed is automatically reduced. To increase the braking effect, push the transmission pedal into the neutral position. Service braking is effective on the front wheels only.
Differential Lock Adjustable Steering Column WARNING WARNING The turning radius increases when the differential lock is engaged. Using the differential lock at high speed may lead to loss of control and cause serious injury and/or property damage. Never operate the mower without first checking that the steering column adjuster mechanism is in good working order and that, once adjusted and locked, the steering wheel remains securely in position. Do not use the differential lock at high speed.
Operator Seat • Operator weight adjustment: Rotate the handle clockwise to increase suspension stiffness and counterclockwise to decrease the stiffness. The dial indicates when the optimum suspension adjustment has been set according to operator weight (kg); refer to Figure 12. WARNING Never operate the mower without first checking that the operator seat mechanisms are in good working order and that, once adjusted and locked, the seat remains securely in position.
• Height adjustment: Manually lift the seat for • Backrest adjustment: Pull the handle outward to adjust incremental height adjustment. To lower the seat, lift it beyond the highest setting, then allow it to drop to the lowest setting (Figure 13). the seat backrest angle. Release the handle to lock the seat backrest in position (Figure 14). 1 G016380 Figure 14 G016379 Figure 13 1.
Warning Systems Low Battery Charge Warning Light Engine Coolant Overheating Warning Light The battery charge warning light illuminates when low battery charge occurs (Figure 17). The engine coolant warning light illuminates, the horn is actuated and the cutters stop (Figure 15). 1 1 G014553 Figure 17 1. Low battery charge warning light Low Engine Oil Pressure Warning Light The engine oil pressure warning light illuminates when the oil pressure is too low (Figure 18). G014551 Figure 15 1 1.
Ignition Key Fuel Gauge 0 = Engine off The fuel gauge shows the amount of fuel in the tank (Figure 22). I = Engine run/Auxiliary on II = Engine pre-heat III = Engine start FUEL E F WARNING Always remove the ignition key when the mower is not in use. G014558 Figure 22 I II 1 Hour Meter III The hour meter shows the total hours that the machine has been operated (Figure 23). G014556 Figure 20 1. Ignition switch 000.
Cutterhead Drive Switch Indicator Light 1 This light illuminates when the cutterhead drive switch is in the forward/reverse position and the ignition key is turned to position I (Figure 25). G0014561 Figure 25 1. Cutterhead Drive Switch Indicator Light Specifications Note: Specifications and design are subject to change without notice. LT 3340 Specification Transport Width 157.5 cm (62 inches) Width of cut 212.0 cm (83.5 inches) Length 286.0 cm (112.6 inches) Height 168.1 cm (66.
Operation Note: Determine the left and right sides of the machine from the normal operating position. CAUTION If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders. Lower the cutting units to the ground, set the parking brake and remove the key from the ignition switch before servicing or making adjustments to the machine. Figure 26 1. Dipstick Checking the Engine-Oil Level 4. Remove dipstick and check oil level on dipstick.
Checking the Cooling System Adding Fuel Service Interval: Before each use or daily Service Interval: Before each use or daily Use only clean, fresh diesel fuel with low (<50 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. CAUTION If the engine has been running, the pressurized, hot coolant can escape and cause burns. Fuel tank capacity: 45 L (11.
that they meet all of the following material properties and industry specifications. Check with your oil supplier to see whether the oil meets these specifications. DANGER In certain conditions during fueling, static electricity can be released, causing a spark which can ignite the fuel vapors. A fire or explosion from fuel can burn you and others and can damage property. • Always place fuel containers on the ground away from your vehicle before filling.
3. If additional hydraulic oil is needed, clean the area around the filler neck and the cap of the hydraulic tank (Figure 29) and remove the cap. WARNING Failure to maintain proper torque of the wheel nuts could result in personal injury. Ensure that the wheel nuts are torqued properly. 1 Think Safety First 2 Carefully read all safety instructions and symbols in the safety section. Knowing this information could help you or bystanders avoid injury.
Using the Operator Platform Latching Mechanism Understanding the Operator Presence Controls Do not operate the mower without first checking that the operator platform latching mechanism is fully engaged and in good working order. Note: The engine stops if the operator leaves the seat without engaging the parking brake.
Starting a Warm Engine WARNING Operating the machine in an unsafe manner could result in personal injury. 1. Sit on the seat, keep your foot off of the traction pedal so that it is in Neutral, engage the parking brake and set the throttle to the 70 percent full throttle. Before starting the engine, ensure that the following conditions are met: 2. Turn the ignition key to the ignition on position I and check that the engine oil pressure and battery charge warning lights illuminate.
Using the Grass Deflectors The control switches will automatically return to position 2 (neutral) and the arms are hydraulically locked into position. The rear grass deflectors must always be correctly fitted. The deflectors should be set as low as possible to deflect grass discharge to the ground (Figure 34). Adjusting the Cutterhead Auto Limited Lift To activate, press the Auto Limited Lift switch to the On position (Figure 35).
1. Stop the machine on level ground. travel. The cutting cylinders continue to rotate during this operation. 2. Apply the parking brake and disengage all drives. 3. Lower the cutting units to the ground or securely lock in the designated transport positions. Engaging the Cutterhead Drive 4. Stop the engine and remove the ignition key to isolate all power sources and check that they are stopped. 1 5. Release all stored energy devices. 2 6. Check that all moving parts are stationary. 3 7.
Folding the ROPS You can fold the ROPS frame down to allow access into areas of restricted height. WARNING While the ROPS frame is folded down it does not provide any protection in the event of a roll-over and should not be considered as a Roll Over Protective Structure. 1 1. Apply the parking brake and switch off the engine. 2 2. Support the weight of the upper frame while removing the hand nuts, washers and retaining bolts from the pivot brackets (Figure 38). g014435 Figure 37 1. Lock Wheel 3.
Transporting the Machine WARNING Be careful lowering and raising the ROPS frame to prevent entrapment of fingers between fixed part and pivot part of the structure. Use a heavy-duty trailer or truck to transport the machine. Ensure that the trailer or truck has all necessary brakes, lighting, and marking as required by law. Please carefully read all the safety instructions. Knowing this information could help you, your family, pets, or bystanders avoid injury.
Important: Do not tow the machine faster than 3 to 5 km/h (2 to 3 mph), otherwise internal transmission damage may occur. WARNING Loading a machine onto a trailer or truck increases the possibility of tipping over and could cause serious injury or death. Decommission the front wheel motor disc brakes as follows: • Use extreme caution when operating a machine on a ramp. 1. Connect a rigid tow bar between the towing eye on the front of the mower and a suitable towing vehicle.
6. Identify the left-hand front wheel motor disc brake assembly and repeat the previous procedure (Figure 42). B. Rotate the setscrew counterclockwise and remove together with the washer. C. Assemble the hex plug into the motor end plate (Figure 44). 7. Decommission the hydraulic service braking system by turning the bypass valve, located under the transmission pump, counterclockwise, a maximum of 3 turns (Figure 43). 1 The steering must be operated manually when the mower is being towed.
continuing operation. Serious damage could occur if you operate the machine with a malfunction. without them. Install the scrapers when conditions are such that mud and grass start to build up on the rollers. When installing the scraper wires, ensure that they are correctly tensioned. Mowing Grass The rotational speed of the cutting cylinders should always be kept as high as possible in order to maintain the highest quality of cut. This in turn requires that the engine speed be kept as high as possible.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Note: To obtain an electrical schematic or a hydraulic schematic for your machine, visit www.Toro.com. Recommended Maintenance Schedule(s) Maintenance Service Interval Maintenance Procedure After the first 8 hours • Check the condition and tension of the alternator belt. After the first 50 hours • • • • Change the engine oil and filter. Change the transmission oil filter.
Maintenance Service Interval Maintenance Procedure Before storage • Drain and clean the fuel tank Every 2 years • Flush and replace the cooling system fluid. • Replace all moving hoses. • Replace the transmission cable (contact your Authorized Toro Distributor). Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Maintenance Check Item Tues. Wed. Thurs. Fri. Check the safety interlock operation. Check the brake operation. Check the engine oil and fuel level.
Preparing the Machine for Maintenance Before performing any maintenance ensure that the engine is off and the ignition key is removed, the parking brake is set, there is no pressure in the hydraulic system, the cutterheads are down on the ground, and the safety precautions in this manual have been read and understood. CAUTION If you leave the key in the ignition switch, someone could accidently start the engine and seriously injure you or other bystanders.
Lubrication the bearings and bushings immediately after every washing, regardless of the interval listed. Greasing the Bearings, Bushings, and Pivots Replace any damaged grease fittings. Grease all cutterhead grease points and ensure that sufficient grease is injected such that clean grease is seen to escape from the roller end caps. This provides visible evidence that the roller seals have been purged of grass and debris and ensures maximum working life.
Engine Maintenance Checking the Engine Overheat Warning System Service Interval: Every 500 hours G014565 Figure 48 2. Before removing the filter, use low pressure air (40 psi, clean and dry) to help remove large accumulations of debris packed between outside of the filter and the canister. Avoid using high pressure air which could force dirt through the filter into the intake tract. Remove the cover from the air-cleaner body.
Servicing the Safety Filter The air filter has a secondary, safety filter element inside the primary air filter to prevent dislodged dust and other items from entering the engine while changing the main element. Replace the safety filter, never clean it. Important: Never attempt to clean the safety filter. If the safety filter is dirty, then the primary filter is damaged. Replace both filters. Servicing the Engine Oil and Filter Service Interval: After the first 50 hours Figure 51 Every 150 hours 1.
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. 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. • Use a funnel and fill the fuel tank outdoors, in an open area, when the engine is off and is cold.
Electrical System Maintenance Important: Before welding on the machine, disconnect both cables from the battery, both wire harness plugs from the electronic control module, and the terminal connector from the alternator to prevent damage to the electrical system. Checking the Electrical System 1 Service Interval: Every 500 hours Inspect all electrical connections and cables and replace any which are damaged or corroded.
Servicing the Battery Drive System Maintenance Service Interval: Every 250 hours DANGER Changing the Transmission Oil Filter Battery electrolyte contains sulfuric acid which is a deadly poison and causes severe burns. • Do not drink electrolyte and avoid contact with skin, eyes, or clothing. Wear safety glasses to shield your eyes and rubber gloves to protect your hands.
rod to achieve the correct distance as described above and tighten the locknuts securely. Inspecting the Transmission Control Cable and Operating Mechanism Service Interval: Every 250 hours Check the condition and security of the cable and operating mechanism at the speed control pedals and transmission pump ends. 1 • Remove build up of dirt, grit and other deposits. • Ensure that the ball joints are securely anchored and check that mounting brackets and cable anchors are tight and free from cracks.
Cooling System Maintenance Removing Debris from the Cooling System Service Interval: Before each use or daily Every 100 hours Every 2 years Note: To prevent the engine from overheating, the radiator and oil cooler must be kept clean. Normally, check daily and, if necessary, clean any debris off these parts. However, it will be necessary to check and clean more frequently in extremely dusty and dirty conditions. Figure 58 1.
Belt Maintenance Controls System Maintenance Check the condition and tension of the alternator belt after the first day of operation and every 100 operating hours thereafter. Checking the Forward/Reverse Travel Pedal Action Tensioning the Alternator Belt With the engine switched off, operate the forward and reverse travel pedals through the full range of articulation and ensure that the mechanism returns freely to the neutral position. Service Interval: After the first 8 hours Every 100 hours 1.
Checking the Transmission Neutral Interlock Switch Hydraulic System Maintenance 1. Stop the mower engine. WARNING 2. Remove your foot from the forward/reverse travel pedals. Hydraulic fluid escaping under pressure can penetrate skin and cause injury. 3. Turn the ignition key to position I and the transmission neutral indicator light should illuminate.
Checking the Hydraulic Lines and Hoses 2 1 Daily, check hydraulic lines and hoses for leaks, kinked lines, loose mounting supports, wear, loose fittings, weather deterioration, and chemical deterioration. Make all necessary repairs before operating. 3 G014452 Figure 61 1. Oil-tank filler cap 3. Filler strainer 2. Suction strainer Checking the Hydraulic Oil Overheat Warning System Service Interval: Every 500 hours 1 2 g022285 Figure 62 1. Temperature switch 2. Hydraulic-oil tank 1.
Cutterheads System Maintenance 80-grade carborundum paste Part number Back Lapping the Cutterheads 0.45 kg (1 lb) 63-07-088 11.25 kg (25 lb) 63-07-086 WARNING Contact with the cutterheads or other moving parts can result in personal injury. • Keep fingers, hands, and clothing away from the cutterheads or other moving parts. • Never attempt to turn the cutterheads by hand or foot while the engine is running.
Grinding the Cutterheads Important: Dispose of hazardous substances correctly. Do not dispose of batteries with a separate collection mark into general waste. When disposing of hazardous waste products, take them to an authorized disposal site. It will be necessary to carry out a grinding operation to correct cylinder spiral edges or bottom blade edges which have become excessively rounded or distorted. Bottom blades which are nearing the end of their wear life should be replaced.
Storage Preparing the Traction Unit 1. Thoroughly clean the traction unit, cutting units, and engine. 2. Check the tire pressure. Refer to Checking the Tire Pressure (page 23). 3. Check all fasteners for looseness and tighten them as necessary. 4. Grease all grease fittings and pivot points. Wipe up any excess lubricant. 5. Lightly sand and use touch-up paint on painted areas that are scratched, chipped, or rusted. Repair any dents in the metal body. 6. Service the battery and cables as follows: A.
Troubleshooting Problem There are areas of uncut grass at the overlap between cutting cylinders. There are full-width ridge lines in the cut across the direction of travel. Possible Cause Corrective Action 1. You are turning too tightly. 1. Increase the turning radius 2. The machine slides sideways when travelling across the face of a slope. 3. There is no ground contact on one end of the cutter because of poorly routed hoses or wrongly positioned hydraulic adaptors. 4.
Problem Possible Cause There are lines of uncut or badly cut grass in the direction of travel. 1. There is tram lining of the cutting edges due to heavy contact caused by poor cutting-cylinder-to-bottom-blade adjustment. 1. Back lap or grind the edges. 2. The bottom blade is in contact with the ground. 3. The bottom blade has a nose-down attitude. 4. The cutterheads are bouncing. 2. Raise the height of cut. 5. There are worn cylinder bearings/bearing housing pivots. 6.
Problem The brake system does not operate correctly. Possible Cause Corrective Action 1. There is a malfunctioning wheel motor brake assembly. 1. Consult your authorized distributor. 2. The brake discs are worn. 2. Replace the brake discs; consult your authorized distributor. 1. The steering valve is malfunctioning. 1. Service or replace the steering valve. 2. A hydraulic cylinder is malfunctioning. 3. A steering hose is damaged. 2. Service or replace the hydraulic cylinder. 3. Replace the hose.
Problem One cylinder rotates slowly. A cutterhead fails to lift out of work. The cutterheads do not follow the contours of the ground. The cutterheads fail to start up when lowered into work. Possible Cause 1. A cutting cylinder bearing is seized. 1. Replace the bearings as necessary. 2. A motor with incorrect rotation was installed. 3. The motor integral check valve is jammed open. 4. The cutting cylinder is tight on the bottom blade. 5. The motor is worn. 2.
Notes: 54
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The Toro Total Coverage Guarantee A Limited Warranty Conditions and Products Covered The Toro® Company and its affiliate, Toro Warranty Company, pursuant to an agreement between them, jointly warrant your Toro Commercial product (“Product”) to be free from defects in materials or workmanship for two years or 1500 operational hours*, whichever occurs first. This warranty is applicable to all products with the exception of Aerators (refer to separate warranty statements for these products).
