Komatsu Utility 69001, Operation & Maintenance Manual

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SERVICE PROCEDURE
MAINTENANCE
4-56
12. Connect connector (2) to the water separator.
13. Open fuel tank valve (1).
14. Bleed air from fuel filter cartridge (4) after the replacement.
Bleed the air as follows:
15. Insert the key into the engine starting switch and turn the
key to ON position (B). Then the electric priming pump
begins to work.
16. After holding the key in ON position (B) for 30 seconds,
turn it back to OFF position (A) and hold it there for 10 sec-
onds.
17. Repeat the operation in Step 15 and 16 four times.
18. Turn the engine starting switch key to START position (C)
to start up the engine, check the filter sealing face and
water separator installing face for fuel leak and run the
engine at low idling for approx. 10 minutes.