Form No. 3410-813 Rev B LT3340 Heavy-Duty Triple Turf Mower Traction Unit Model No. 30657—Serial No. 400000000 and Up Register at www.Toro.com.
This product complies with all relevant European directives. For details, please see the separate product specific Declaration of Conformity (DOC) sheet. This manual identifies potential hazards and has safety messages identified by the safety alert symbol (Figure 2), which signals a hazard that may cause serious injury or death if you do not follow the recommended precautions.
Contents Checking the Fuel Lines and Connections.................................................. 36 Bleeding the Fuel System ................................. 36 Replacing the Fuel Filter ................................... 36 Electrical System Maintenance ........................... 37 Electrical System Safety ................................... 37 Checking the Electrical System......................... 37 Checking the Battery Condition......................... 37 Servicing the Battery..................
Safety • Do not operate the machine without all guards This machine has been designed in accordance with EN ISO 5395. • Keep children, bystanders, and pets out of the and other safety protective devices in place and functioning properly on the machine. operating area. Never allow children to operate the machine. General Safety • Shut off the engine, remove the key, wait for all This product is capable of amputating hands and feet and of throwing objects.
decal111-3562 111-3562 1. Press the pedal to adjust the steering wheel angle. decal111-3277 111-3277 1. Horn 2. Cutting units—lower/float 5. Fast 6. Engine speed 3. Cutting units—hold 7. Slow decal111-3566 111-3566 1. Falling, crushing hazard—ensure that the operator platform latch is engaged before operating. 4. Cutting units—raise decal111-3344 111-3344 1. Ignition switch decal111-3658 111-3658 1. Cutterhead 2. Latch 5 3.
decal111-7249 111-7249 1. Daily service interval 6. Check hydraulic fluid 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 cutting unit setting 16. Lubrication points for daily interval 12. Check engine coolant level 17. Lubrication points for 50 hour interval 13.
decal111-5007 111-5007 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.
Setup Media and Additional Parts Description Use Qty. Operator's Manual Engine operator’s manual 1 1 Read the manuals before operating the machine. 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. g014594 Figure 3 1. Front cutting units 8 4. Operator's seat 2. Control arm 5. Engine hood 3. Steering wheel 6.
Controls Control Panel Components g014419 Figure 5 1. Weight transfer control Braking System Parking Brake Move the parking brake switch to the forward position by pressing the smaller locking button and moving the switch forward to engage the parking brake (Figure 6). Note: Do not operate the mower with the parking g016426 Figure 4 1. Parking brake switch 11. Horn button 2. Limited lift in reverse switch 12. Auxiliary 12 volt socket (supplied with a 12V kit) 3.
Service Brake Travel 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. Forward travel: Press the forward travel pedal to increase forward travel speed.
Adjustable Steering Column Differential Lock 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 machine 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 incremental height adjustment. To lower the seat, lift it beyond the highest setting, then allow it to drop to the lowest setting (Figure 13). adjust the seat backrest angle. Release the handle to lock the seat backrest in position (Figure 14). 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 cutting units stop (Figure 15). 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.
g014558 g014555 Figure 22 Figure 19 1. Horn Hour Meter Key Switch The hour meter shows the total hours that the machine has been operated (Figure 23). 0 = Engine off I = Engine run/Auxiliary on II = Engine pre-heat III = Engine start g014559 Figure 23 1. Hour meter g014556 Figure 20 Transmission Neutral Indicator Light 1. Key switch This light illuminates when the travel control pedal is in the neutral position and the ignition key is turned to position I (Figure 24).
Cutting Unit Drive Switch Indicator Light This light illuminates when the cutting unit drive switch is in the forward/reverse position and the ignition key is turned to position I (Figure 25). g014561 Figure 25 1. Cutting unit 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) Overall width 236.0 cm (92.9 inches) Length 286.0 cm (112.
Performing Daily Maintenance Operation Before Operation Service Interval: Before each use or daily Before Operation Safety Before starting the machine each day, perform the Each Use/Daily procedures listed in Maintenance (page 29). General Safety Filling the Fuel Tank • Never allow children or untrained people to operate or service the machine. Local regulations may restrict the age of the operator. The owner is responsible for training all operators and mechanics. Fuel Tank Capacity 45 L (11.
5. Install fuel-tank cap tightly after filling tank. – Park the machine on a level surface. Note: If possible, fill the fuel tank after each use. – Disengage the cutting unit(s) and lower the attachments. This minimizes possible buildup of condensation inside the fuel tank. – Engage the parking brake. – Shut off the engine and remove the key (if equipped). During Operation – Wait for all movement to stop.
Releasing the Platform • Review the slope instructions listed below for operating the machine on slopes and review the conditions in which you will operate the machine to determine whether you can operate it in the conditions on that day and at that site. Changes in the terrain can result in a change in slope operation for the machine. • Avoid starting, stopping, or turning the machine on slopes. Avoid making sudden changes in speed or direction. Make turns slowly and gradually.
Securing the Platform 1. to the cutting units is automatically disengaged. To engage the drive to the cutting units, the operator must return to the seat, then operate the cutting unit drive switch to the Off position before moving it back to the On position. If the operator rises off the seat for a brief moment during normal work, drive to the cutting units is not affected. Lower the platform carefully. Note: The gas spring will provide assistance. 2.
• Keep all nuts, bolts, and screws correctly torqued ensure that the equipment is in safe working condition. • Replace worn or damaged parts for safety. • Ensure that the seat belt and mountings are in safe working order. • Wear the seat belt when the roll bar is raised and no seat belt when the roll bar is lowered. Important: The roll bar is an integral safety device. Keep the roll bar in the raised position when operating the mower. Lower the roll bar temporarily only when absolutely necessary.
should not start when the ignition key is turned. Repeat for the reverse position. Checking the Parking Brake Interlock Switch 1. Shut off the engine. 2. Engage the parking brake. 3. Turn the ignition key to position I. The parking brake indicator light should illuminate. 4. Disengage the parking brake. The indicator light should go out and the engine should not start when the ignition key is turned. 5. Engage the parking brake, sit on the operator seat, and start the engine. 6.
Controlling the Position of the Individual Cutting units The cutting units may be raised or lowered independently using the bank of 3 lift control switches. 1. To lower the cutting units, operate the lift control switches in a downward direction and release. The cutting unit drive switch must be on (forward) to do this, the reel drive will engage when the cutting units are approximately 150 mm (6 inches) above ground level. The cutting units are now in ‘float’ mode and will follow the ground contours.
Engaging the Cutting Unit Drive g014434 Figure 31 1. Forward 2. Off 3. Reverse The cutting unit drive can be engaged only when the operator is seated correctly, refer to Checking the Operator Presence Seat Switch (page 21). Forward rotation cutting unit drive engagement: Press the top of the cutting unit drive switch to the forward position (Figure 31). Reverse rotation cutting unit drive engagement: Press the bottom of the cutting unit drive switch to the reverse position (Figure 31).
2. Engage the parking brake and disengage all drives. 3. Lower the cutting units to the ground or securely lock them in the designated transport positions. 4. Shut off the engine and remove the ignition key to isolate all power sources and ensure that they are stopped. 5. Release all stored energy devices. 6. Check that all moving parts are stationary. 7. Using a suitable strong wooden instrument, remove the blockage.
Maximizing the Quality of Cut After Operation The quality of cut will deteriorate if the forward speed is excessive. Always balance the quality of cut with the work rate required and set the forward speed accordingly. After Operation Safety General Safety • Shut off the engine, remove the key (if equipped), Maximizing Engine Efficiency Do not let the engine labor. If you notice that the engine starts to labor, reduce the forward speed or increase the height of cut.
Hauling the Machine Important: Do not tow the machine faster than 3 to 5 km/h (2 to 3 mph), otherwise internal transmission damage may occur. • Use full-width ramps for loading the machine onto a trailer or truck. Decommission the front wheel motor disc brakes as follows: • Tie the machine down securely. Locating the Jacking Points Note: Use jack stands to support the machine when required. 1. Connect a rigid tow bar between the towing eye on the front of the mower and a suitable towing vehicle. 2.
5. 6. 7. Tighten the setscrew into the threaded hole in the brake piston until the brake is released (Figure 36). Identify the left front wheel motor disc brake assembly and repeat the previous procedure (Figure 36). Decommission the hydraulic service braking system by turning the bypass valve, located under the transmission pump, counterclockwise, a maximum of 3 turns (Figure 37). A. Identify the right front wheel motor disc brake assembly. B.
Maintenance Note: Determine the left and right sides of the machine from the normal operating position. Maintenance Safety • If possible, do not perform maintenance while the engine is running. Keep away from moving parts. • Before adjusting, cleaning, servicing, or leaving the machine, do the following: – Park the machine on a level surface. – Move the throttle switch to the low-idle position. – Disengage the cutting units. – Lower the cutting units. – Ensure that the traction is in neutral.
Maintenance Service Interval Maintenance Procedure Every 150 hours • Change the engine oil and filter. Every 250 hours • • • • Every 400 hours • Check the fuel lines and connections. • Check the engine speed (idle and full throttle). Every 500 hours • • • • • • • • • Every 800 hours • Drain and clean the fuel tank • Adjust the engine valves (refer to the engine operator’s manual). Check Check Check Check the condition of the battery. the condition of and clean the battery.
Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Maintenance Check Item Tues. Wed. Thurs. Fri. Sat. Sun. Check the safety interlock operation. Check the brake operation. Check the engine oil and fuel level. Check the air filter restriction indicator. Check the radiator and screen for debris. Check unusual engine noises.1 Check unusual operating noises. Check the hydraulic fluid level. Check hydraulic hoses for damage. Check for fluid leaks.
Lubrication Replace any damaged grease fittings. Greasing the Bearings, Bushings, and Pivots Grease all cutting unit 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 Service the primary air-cleaner filter only when the service indicator (Figure 41) requires it. Changing the air filter before it is necessary only increases the chance of dirt entering the engine when the filter is removed. Engine Safety • Shut off the engine before checking the oil or Important: Be sure that the cover is seated adding oil to the crankcase. correctly and seals with the air-cleaner body. 1. Check the filter blockage indicator.
5. 6. is between the full and add marks, no oil addition is required. Insert the new filter by applying pressure to the outer rim of the element to seat it in the canister. Do not apply pressure to the flexible center of the filter. Clean the dirt ejection port located in the removable cover. Remove the rubber outlet valve from the cover, clean the cavity and replace the outlet valve. 7.
Servicing the Engine Oil and Filter 6. Service Interval: After the first 50 hours Every 150 hours 1. Remove the drain plug (Figure 45) and let the oil flow into a drain pan. g008911 Figure 45 1. Oil drain plug 2. When the oil stops, install the drain plug. 3. Remove the oil filter (Figure 46). g008912 Figure 46 1. Oil filter 4. Apply a light coat of clean oil to the new filter seal. 5. Install the replacement oil filter to the filter adapter.
Fuel System Maintenance DANGER Under certain conditions, 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, 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. Wipe up any fuel that spills.
Electrical System Maintenance Electrical System Safety • Disconnect the battery before repairing the machine. Disconnect the negative terminal first and the positive last. Connect the positive terminal first and the negative last. • Charge the battery in an open, well-ventilated area, away from sparks and flames. Unplug the charger before connecting or disconnecting the battery. Wear protective clothing and use insulated tools.
Servicing the Battery Drive System Maintenance Service Interval: Every 250 hours DANGER Checking the Tire Pressure Battery electrolyte contains sulfuric acid which is a deadly poison and causes severe burns. Check the air pressure in the front and rear tires. Refer to the chart below for the correct pressure. • 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.
g014442 Figure 49 1. Wheel center height 3. Direction of forward travel 2. Tire 4. Track-rod assembly To adjust the alignment of the rear wheels, first back off the left and right locknuts on the track rod assembly. (Left locknut has left-hand threads). Rotate the track rod to achieve the correct distance as described above and tighten the locknuts securely. g018091 Figure 48 Right side of machine Inspecting the Transmission Control Cable and Operating Mechanism 1. Transmission oil filter 1.
Cooling System Maintenance Cooling System Safety g014571 • Swallowing engine coolant can cause poisoning; Figure 50 1. Outer cover 2. Rubber seal keep out of reach from children and pets. 3. Sleeve 4. Rod end • Discharge of hot, pressurized coolant or touching a hot radiator and surrounding parts can cause severe burns. – Always allow the engine to cool at least 15 minutes before removing the radiator cap. – Use a rag when opening the radiator cap, and open the cap slowly to allow steam to escape.
g018023 Figure 51 g004137 1. Engine cover 3. Oil cooler Figure 53 2. Oil cooler release clip 5. 6. 1. Radiator Clean the screen thoroughly with compressed air. Pivot the latch inward to release the oil cooler (Figure 52). g003974 Figure 52 1. Oil cooler 7. 2. Oil cooler latch Working from the fan side of the radiator, blow out debris with low pressure (50 psi) compressed air (do not use water). Repeat the step from the front of the radiator and again from the fan side.
Belt Maintenance Hydraulic System Maintenance Check the condition and tension of the alternator belt after the first day of operation and every 100 operating hours thereafter. Hydraulic System Safety • Seek immediate medical attention if fluid is injected Tensioning the Alternator Belt • Service Interval: After the first 8 hours Every 100 hours 1. Open the hood. 2.
Note: The level needs to be at the upper mark. with your oil supplier to see whether the oil meets these specifications. 3. Note: Toro will not assume responsibility for damage caused by improper substitutions, so use only products from reputable manufacturers who will stand behind their recommendation. High Viscosity Index/Low Pour Point Antiwear Hydraulic Fluid, ISO VG 46 Multigrade Material Properties: Viscosity, ASTM D445 cSt @ 40°C (104°F) 44 to 48 cSt @ 100°C (212°F) 7.9 to 9.
g014452 Figure 57 g014491 1. Fluid-tank filler cap Figure 56 Left side of machine 3. Filler strainer 2. Suction strainer 1. Hydraulic oil return filter Checking the Hydraulic Fluid Overheat Warning System Servicing the Hydraulic System Service Interval: Every 500 hours Service Interval: Every 500 hours Note: Keep water away from electrical components. Use a dry cloth or brush to clean such areas. This procedure is best carried out when the hydraulic fluid is warm (not hot).
Checking the Hydraulic Lines and Hoses Cutting Unit Maintenance Refer to the cutting unit Operator’s Manual for maintenance procedures. 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. Blade Safety • A worn or damaged blade or bedknife can break, and a piece could be thrown toward you or bystanders, resulting in serious personal injury or death.
Grinding the Cutting Units 80-grade carborundum paste Part number 0.45 kg (1 lb) 63-07-088 11.25 kg (25 lb) 63-07-086 It will be necessary to carry out a grinding operation to correct reel edges or bedknife edges that have become excessively rounded or distorted. Bedknives that are nearing the end of their wear life should be replaced. The new blades should be ground on their holders prior to fitting.
Cleaning Storage Washing the Machine Storage Safety • Shut off the engine, remove the key, wait for all Wash the machine as needed using water alone or with a mild detergent. You may use a rag when washing the machine. Important: Do not use brackish or reclaimed water to clean the machine. movement to stop before you leave the operator’s position. Allow the machine to cool before adjusting, servicing, cleaning, or storing it.
6. Flush the fuel tank with fresh, clean fuel. 7. Secure all of the fuel-system fittings. 8. Thoroughly clean and service the air-cleaner assembly. 9. Seal the air-cleaner inlet and the exhaust outlet with weatherproof tape. 10. Check the antifreeze protection and add a 50/50 solution of water and ethylene glycol antifreeze as needed for the expected minimum temperature in your area.
Troubleshooting Problem There are areas of uncut grass at the overlap between cutting units. 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 1 end of the cutting unit because of poorly routed hoses or wrongly positioned hydraulic adapters. 4.
Problem There is scalping of the turf. There is excessive bedknife wear. The engine does not start with the ignition key. The battery has no power. The hydraulic fluid is overheating. Possible Cause 1. The undulations are too severe for the height of cut setting. 1. Use floating cutting units. 2. The height of cut is too low. 2. Raise the height of cut. 1. The bedknife is in heavy contact with the ground. 1. Raise the height of cut. 2. The cutting edges of the reel and/or bedknife are rounded. 3.
Problem Possible Cause Corrective Action 1. The parking brake is engaged. 1. Disengage the parking brake. 2. The fluid level is low. 3. The reservoir has the wrong kind of fluid. 4. The drive pedal linkage is damaged. 6. The transmission bypass valve is open. 7. There is a broken drive coupling. 2. Fill the reservoir to the correct level. 3. Drain the reservoir and fill it with the correct fluid. 4. Check the linkage and replace any damaged or worn parts. 5.
Problem A cutting unit fails to lift out of work. The cutting units do not follow the contours of the ground. The cutting units fail to start up when lowered into work. Possible Cause 1. There is a lift cylinder seal failure. 1. Replace the seals. 2. The pressure relief valve is jammed open or wrongly set. 3. There is a malfunctioning control valve. 4. There is mechanical blockage. 2. Have the relief valve pressure checked. Consult your authorized distributor. 3. Overhaul the control valve. 4.
Notes:
Notes:
EEA/UK Privacy Notice Toro’s Use of Your Personal Information The Toro Company (“Toro”) respects your privacy. When you purchase our products, we may collect certain personal information about you, either directly from you or through your local Toro company or dealer.
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).
