5.5.5. Priming pump strainer cleaning
Clean the priming pump strainer filter
every 200 operation hours.
The strainer filter is incorporated in the
priming pump inlet side.
5.5.6. Bleeding the fuel system
Whenever fuel filter is changed or the
engine is stopped by cause of the fuel
lack, the air of fuel line must be removed
as follows.
Bleed the fuel by manually operating the
priming pump with fuel filter outlet joint
bolt and injection pump bleeder screw
loosened.
•
Press the feed pump cap repetitively until
the fuel without bubbles overflows from
the bleeding plug screw.
•
After the whole air is pulled out, close the
plug screws of the filter and the pump.
•
Confirm the resistance of fuel delivery by
repetition pressing of the feed pump cap,
Pressure and turn the priming pump cap
simultaneously to close it.
5.5.7. Injection pump
•
Check the fuel injection pump housing for cracks or breaks, and replace if damaged.
•
Check and see if the lead seal for idling control and speed control levers have not been
removed.
•
No alterations must be made to the injection pump. If the lead seal is damaged the warranty
on the engine will become null and void.
•
We strongly recommended that any faults developing in the injection pump should be taken
care of by authorized specialist personnel.
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