Inspection Every 50 Hours - Yanmar 4LHA-HTP Operation Manual

5.2.2

Inspection Every 50 Hours

(1) Draining the Fuel Tank (local supply)
©Put a pan under the drain to catch the fuel.
©Loosen the drain cock at the bottom of the
fuel tank, and drain off any water and dirt
collected inside.
©Once the water and dirt have been drained
off and the fuel coming out is clear, close the
drain cock.
(2) Draining the Oil/Water Separator
(Optional)
©Close the fuel cock.
©Loosen the plug screw at the bottom of the oil/
water separator and drain water and dust from
inside.
©After draing of the oil/water separator, be
sure to vent air from the fuel system.
(4LHA-DTP/-DTZP/-STP/-STZP)
To engine
Drain cock
Drain plug
- 4 5 "
Settling tank
Drain cock
Air bleeding plug
^—,
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