Komatsu PC80MR-5E0, Operation & Maintenance Manual

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REMARK
• If transparent cup (4) is dirty or it is difficult to see the inside, clean transparent cup (4) when replacing
fuel pre-filter cartridge (3).
• When the drain valve (7) has been removed during the cleaning operation, coat O-ring with grease and
tighten until it contacts the bottom.
7.
Turn the handle (6) to OPEN position (O)
8.
Remove cover support lever (2) and fix it to the lever lock
securely.
9.
Close engine hood (1).
METHOD FOR CHECKING OIL LEVEL IN HYDRAULIC TANK, ADDING OIL
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 start the work.
• When removing the oil filler cap, the oil may spout out. Turn it slowly to release the internal pres-
sure, then remove it.
1.
Set the machine posture to state A or B.
“State A”
When setting the machine posture to state A, follow the
procedure below.
1) Start the engine, and run it at low speed.
2) Lower the blade to the ground.
3) Retract the arm and bucket cylinders.
4) Swing the boom to the center.
5) Lower the boom to lower the bucket tooth to the
ground.
6) Stop the engine.
“State B”
When setting the machine posture to state B, follow the
procedure below.
1) Start the engine, and run it at low speed.
2) Lower the blade to the ground.
3) Extend the arm and bucket cylinders.
4) Swing the boom to the center.
5) Raise the boom at maximum RAISE position.
6) Stop the engine.
2.
Open dirt cover (1).
RKA68191
MACHINE OPERATIONS AND CONTROLS OPERATION
3-104
WENAM00241