Komatsu Wheel Loader WA380-6

Warning: This maintenance requires trained personnel with special tools!

Engine valve clearance checked?

Engine valve clearance adjusted?

If unable to perform the above steps, request your Komatsu distributor for service.

For details of the method of replacing or maintaining, see the section on EVERY 2000 HOURS SERVICE.

Sign off on the 1000 hours wheel loader maintenance

WARNING: The parts and oil are at high temperature immediately after the engine is stopped, and may cause burns. Wait for the temperature to go down before starting the work.

When removing the oil filler cap, turn it slowly to release the internal pressure, then remove it.

Refill capacity: 23 liters (6.08 US gal)

Open the engine side cover on the right side of the chassis.

Place a container to catch the oil under drain plug (P).

Loosen drain plug (P), and drain the oil.

Check the drained oil, and if there are excessive metal particles or foreign material, please contact your Komatsu distributor.

Contact your Komatsu distributor for the following steps

High-pressure piping clamp replaced

Fuel spray prevention cap replaced

Using a grease pump, pump in grease through the grease fittings marked by the arrows.

After greasing, wipe off any old grease that was pushed out.

NOTICE: When working on jobsites where heavy-duty operations are frequent or when working continuously for more than eight hours, shorten the lubrication interval and carry out lubrication more frequently. For the initial 50 hours, carry out lubrication every 10 hours.

When carrying out greasing of bucket pin (1), lift arm pivot pin (5), and bell crank pin (6), set the work equipment to the following posture.

Lower the bucket to the ground and set it horizontally.

Sign off on the wheel loader maintenance

Change transmission oil filter cartridge

Waited for the temperature to go down before starting the work?

Slowly turned the oil filler cap to release the internal pressure before removing it?

Refill capacity: 38 liters (10.04 US gal)

Set a container to catch the oil under drain plug (P), then removed drain plug (P) and drained the oil?

After draining the oil, installed drain plug (P)?

Set a container to catch the oil under the transmission filter?

Removed drain plug (1) of the transmission filter, drained the oil, then tightened the plug again?

Using a filter wrench, turned filter cartridge (2)to the left to remove it?