Every 1000 Hours Maintenance; Method For Changing Oil In Transmission Case And Brake Sub-Tank, Cleaning Strainer - Komatsu HD465-8 Operation & Maintenance Manual

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MAINTENANCE
2.
Loosen the lock nut (4) of adjustment bolt (3), tighten the
adjusting bolt (3) fully, and press the tension pulley (5).
Belt (6) becomes loose.
3.
Replace the belt (6).
4.
Loosen the adjustment bolt (3) until the threaded part
comes out for approximately 90 mm, and tighten the lock
nut (4).
5.
Install the cover (2) with bolts (1) (8 pieces).

EVERY 1000 HOURS MAINTENANCE

Maintenance for every 250 and 500 hours services should be performed out at the same time.
METHOD FOR CHANGING OIL IN TRANSMISSION CASE AND BRAKE SUB-
TANK, CLEANING STRAINER
Change the oil every 1000 hours or every 10000 km of travel, whichever comes sooner.
Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-
jury.
Wait for the temperature to go down, and then start the work.
When removing the oil filler cap, the oil may spurt out. Turn it slowly to release the internal pres-
sure, then remove it carefully.
NOTICE
Do not start the engine before filling with oil.
If the engine is started when there is no oil in the system, it will cause damage to the transmission and
hydraulic pump.
Refill capacity: 215 ℓ
Perform the following items at the same time in order to drain the oil completely.
Changing oil in transmission case and brake sub-tank, cleaning strainer
Replacing transmission and rear brake cooling oil filter element
Replacing brake oil filter element
Items to be prepared
Container to catch the drained oil
Vinyl hose
Use a commercially available vinyl hose.
Container with oil in it
k
k
WARNING
MAINTENANCE PROCEDURE
4-51

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