Komatsu PC700LC-11, Operation & Maintenance Manual

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1.
Set the TOP mark at the top to make the TOP mark and
plug (P) are positioned as shown in the right figure.
2.
Place the oil container to catch the oil under the plug (P).
3.
Remove the plugs (P) and (F) by using the handle, and
drain the oil.
Check the O-rings attached to the plugs for damage. If
necessary, replace them with new ones.
4.
Tighten the plug (P).
5.
Refill oil through plug (F) hole.
6.
When oil begins to overflow from the plug (F) hole, install
the plug (F).
Tightening torque of plugs (P) and (F): 93.1 to 122.5 Nm
{9.5 to 12.5 kgm}
METHOD FOR CLEANING HYDRAULIC TANK STRAINER
k k
WARNING
• 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.
• Loosen the bolts (4 pieces) gradually, otherwise the cover (1) may jump out due to the spring (2)
when removing the cover.
1.
Remove the step (A) on top of the hydraulic tank.
2.
Remove the cap (F) of oil filler port at the top of the hy-
draulic tank.
KS000580
MAINTENANCE MAINTENANCE PROCEDURE
4-63