Komatsu WA250PT-5H, Руководство по эксплуатации и техническому обслуживанию, Страница: 221 / 255

MAINTENANCE
Service procedure
Every 500 hours service
4-47
Every 500 hours service 0.
Maintenance for every 50, 100 and 250 hours service should be carried out at the same time.
Change oil in engine oil pan, replace engine oil filter cartridge 0.
WARNING
The parts and oil are at high temperature 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: 19.5 liters (5.15 US gal)
Filter wrench
1. Open the engine side cover on the right side of the chassis.
2. Open oil filler (F).
3. Place a container to catch the oil under drain plug (P).
4. Loosen drain plug (P) and drain the oil. Be careful not to get
oil on yourself.
5. Check the drained oil, and if there are excessive metal parti-
cles or foreign material, please contact your Komatsu dis-
tributor.
6. Tighten drain plug (P).
7. Open the engine side cover on the left side of the chassis.
8. Using the filter wrench, turn filter cartridge (1) counterclock-
wise to remove it.
9. Clean the filter holder, fill the new filter cartridge with engine
oil, then coat the seal and thread of the filter cartridge with
engine oil (or coat thinly with grease) and install.
10.When installing the seal, tighten it so its surface comes into
contact with the filter holder, then tighten another 3/4 turn.
11. After replacing the filter cartridge, add engine oil through oil
filler (F) until the oil level is between the H and L marks on
the dipstick (G).
12.Run the engine at idling for short time, then stop the engine,
and check that the oil is between the H and L marks on the
dipstick. For details, see “Check oil level in engine oil pan,
add oil on page 3-57“.