Komatsu PC80MR-5E0, Operation & Maintenance Manual

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TROUBLES AND ACTIONS
ACTIONS WHEN RUNNING OUT OF FUEL
When starting the engine again after running out of fuel, fill with fuel, and bleed the air from the fuel system
before starting the engine.
Always check the fuel level to prevent running out of fuel.
If the engine has stopped due to run out of fuel, all air must be sufficiently bled from the fuel circuit.
PROCEDURES FOR BLEEDING AIR FROM FUEL CIRCUIT
1.
Open engine hood (1).
2.
Lock securely with hood support lever (2).
3.
Fill up the fuel tank with fuel.
4.
Turn the handle (3) of water separator (4) to OPEN posi-
tion (O).
5.
Loosen the air bleeding bolt (5) of the water separator (4)
by 2 to 3 turns. When the fuel including no air bubbles
comes out of the air bleeding bolt (5), tighten the air bleed-
ing bolt (5).
6.
Turn the starting switch key to ON position (B).
7.
10 to 15 seconds later, return it to OFF position (A).
The air is bled automatically by automatic air bleeding de-
vice.
8.
Remove cover support lever (2) and fix it to the lever lock
securely.
9.
Close engine hood (1).
PHENOMENA THAT ARE NOT FAILURES
Note that the following phenomena are not failures:
RKA68180
RKA68192
TROUBLES AND ACTIONS OPERATION
3-188
WENAM00241