Inspection Every 50 Hours Or Monthly - Yanmar 3JH4E Service Manual

2. Inspection and Adjustment

2.2.3 Inspection every 50 hours or monthly

Be sure to check the following points every 50 hours or monthly, whichever comes first.
No.
(1) Drain the fuel/water separator.
(2) Check the electrolyte level in the battery
(1) Drain the fuel/water separator.
1) Close the fuel cock of the fuel tank.
2) Loosen the drain plug and drain off any water and
dirt collected inside.
[NOTE:]
If no drain drips when the drain plug is opened,
loosen the air bleeding plug on the top of the fuel/
water separator by turning counter-clockwise 2-3
times.
(This may occur in case of the fuel/water separator
position is higher than the fuel oil level in the fuel
tank).
3) After draining, be sure to tighten the air bleeding
plug.
4) Be sure to bleed air in the fuel system.
Inspection Item
Air bleeding bolt
Drain plug
(Fuel/water separator)
22