Bleeding Air From Fule Circuit - Komatsu GALEO PC1250-8 Operation & Maintenance Manual

MAINTENANCE PROCEDURE
BLEEDING AIR FROM FUEL CIRCUIT
This machine is equipped with an electric priming pump to bleed the air from the fuel circuit. In the following cases,
use the procedure below to bleed the air.
When fuel filter has been replaced
When engine has run out of fuel
When starting the engine for the first time after replacing the supply pump or modifying the piping or any other
parts
When using the electric priming pump, do not loosen the air bleed plug for the fuel circuit. When the electric priming pump is
operated, pressure is applied to the fuel circuit, so if the air bleed plug is loosened, fuel will spurt out and create a dangerous
situation.
1. Turn the key in starting switch (1) to the OFF position (A).
2. Turn the valve (1) at the bottom of the fuel tank to the OPEN
position (O).
3. Open the engine room door.
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WARNING
MAINTENANCE