Komatsu PC80MR-5E0, Руководство по эксплуатации и техническому обслуживанию

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2) Set the lock lever to FREE position (F).
3) Operate the blade control lever to lower the blade to
the ground.
4) Operate the work equipment control lever to swing the
upper structure.
Bring the drain plug at the bottom of the hydraulic tank
to the middle between the left and right tracks.
5) Operate the work equipment control levers, and re-
tract arm cylinder and bucket cylinder to their stroke
end (maximum reach posture of arm and bucket).
6) Operate the boom swing control pedal to swing the boom to the center position.
7) Operate the work equipment control lever slowly to the boom LOWER direction, and lower the boom
and make tooth contact to the ground.
8) Set the lock lever to LOCK position (L).
9) Stop the engine.
2.
Open dirt cover (1).
Open dirt cover (1) fully and it will be secured by cover
support lever (2).
3.
Remove the cap of oil filler port (F) gradually to release the
internal pressure.
Release the internal pressure.
4.
Place the oil container under the drain plug (P) at the bot-
tom of the machine to catch the drained oil.
5.
Remove the drain plug (P) to drain the oil.
When removing the drain plug (P), be careful not to get oil
on yourself.
6.
After draining the oil, tighten the drain plug (P).
Tightening torque:
80±8 Nm
RKA63210
RKA69060
MAINTENANCE PROCEDURE MAINTENANCE
4-66
WENAM00241