Komatsu Forklift Trucks FD20T-14

Check and adjust fuel injection timing (diesel engine)

Perform this operation to maintain compliance with EPA Diesel Engine Exhaust regulations.

Replace LPG mixer air valve diaphragm, under normal operating conditions.

Replace more often in cold or severe service applications.

Replace O-ring for LPG tank valve.

Sign off on the 2000 hourly forklift trucks maintenance

32.1 REPLACING FUSES AND RELAYS

32.1.1 CHASSIS FUSES (ALL TRUCKS)

Turn the starting switch to the OFF position

Turn the starting switch to the OFF position

Open the cover of the fuse box or relay box and replace the failed component

CAUTION: If water gets into the electrical system (controller, sensor, connectors, etc.) it will cause malfunctions or operational failure. Do not wash the electrical system with water or high-pressure steam.

1. Turn the starting switch key to the OFF position, then remove the key.

2. Wash each part (1 to 4 parts in the figure at right), following the instructions in the table on the following page.

3. Dry off all wet areas with an air blower.

4. After checking that the washed parts have dried out, insert the starting switch key and turn it to the ON position, make sure that there is no abnormality, and then start operation.;

Clean the “bronze mesh” LPG filter every 600 hours of operation or every 3 months of service, whichever comes first.

Replace the filter element every 2,400 hours of operation or every 12 months, whichever comes first.

In dusty operating conditions, carry out maintenance as often as possible.

1. Carefully remove the LPG filter (8) from the filter cover (10) located on the lower portion of the LPG Solenoid Valve. Use care not to damage the O-ring (9).

2. Clean bronze mesh filter with suitable cleaning solvent.

3. While wearing eye protection, blow out and dry the filter.

4. Reinstall the cleaned filter. Ensure that the O-ring is properly seated and gently tighten cover screws

Inspect PCV valve and hoses (gasoline engine)

Replace engine oil filter cartridge (gasoline and diesel engines)

Check, adjust engine intake and exhaust valve clearance

Tighten (retorque) engine cylinder head bolts

Check air cleaner and replace element/filter if dirty