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Maintenance
4.11.13 Every 5000 hours service
Maintenance for every 100, 250, 500 and 1000 hours should be
carried out at the same time.
Change oil in hydraulic tank and replace steer/brake circuit strainer
WARNING
The parts and oil are still at high temperature after the
engine is stopped, and may cause serious burns. Wait for
the temperature to go down before servicing the hydraulic
tank.
When the oil filler cap is removed, oil may spurt out, so turn
the cap slowly to release the internal pressure, then remove
it carefully.
Prepare the following:
Refill, capacity: 120 litres
Prepare a handle for the socket wrench set.
1. Retract the arm and bucket cylinders to the stroke end, then
lower the boom and put the bucket teeth in contact with the
ground.
2. Lock the safety lock lever and stop the engine.
3. After the tank has cooled, remove the cap from oil filler (F)
on the hydraulic tank.
4. Set an empty oil container under the drain plug under the
machine. Remove drain plug (P) and drain the oil.
Check the O-ring installed on plug (P). If it is damaged,
replace the O-ring. After draining the oil, tighten drain plug
(P).
Tightening torque: 69 ± 10 Nm
NOTE
If the machine is equipped with bio oil the oil change interval
is reduced to 2,500 hours. If in doubt about the performance
of the brand used consult your KOMATSU dealer.
PW180-7E0 – VEAM400102
4.11 Maintenance procedure
Every 5000 hours service
F
P
4-103
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