Faults

Causations

Elimination Methods

Start

Difficulty

①Air bubbles in the FO.1ine．

②FO．，LO．，trademark not correct

③Start difficult in the cool winter．

④Leaking air badly of the Diesel Engine．

⑤Diesel engine injecting system

Can’tworknaturally．

⑥Leakingoilbadly．

⑦Operation improperly.

①Eliminate air and tight joint

②According to requirement of instruction

③Pull out sealing tuck and fill With L.O.2CC.

④Tight studs ofcylinder

And/or renew cylinder washer if necessary．

⑤Inspect FO pump，FO injector,Eliminate fault or renew parts．

⑥Tight or renew washer,etc.

⑦Operation as perInstruction．

Ram of

revolution

decrease

or stop

①The Governor out of order．

②No supply F.O．

③Air in the oil line．

④Running in overtaking loading．

⑤Lack of F.O．

⑥Too high heat loading．

①Overbanling andrepair

②Fill oil or check FO system

③Drain air

④Adjust pump operating Condition．

⑤Fill F.O.

⑥Adjust pump operatingcondition．

Smoky

exhaust

①F.O.injector carbon accumulation and block up．

②Heavy loading

③Timing lately,part FO burn in the period of exhaust

④Suction air tight door not correct

⑤Exhaust air not expedite．

⑥Exhaust block up

①Clean or renew F.O.injector.

②Adjust pump operating condition．

③Adjust the timing．

④Grind and clean air tight door．

⑤Dismantle and wash cleaner．

⑥Dismantlt and wash exhaust

silencer．

Bad

Vibration

and Noise

①Looseness in the connecting location．

②Gaseous Cavitation Phenomena．

③Rate of Revolution not Correct．

④Diesel Engine out of order．

①Screw down．

②Adjust pump operating condition

③Control work rate of revolution．

④Stop D/E and Ref．The Instruction book.

Suction

difficulty

①Suction line Rubber Washer．

Damaged or its location not correct．

②Suction line fitting not correct and air bag formed

③Discharge valve wheel location not correct

④Vertical pump drain plug not tight.

⑤Suction revolulion low．

⑥Water Sucker oil cup without oil

⑦Water Suction operation not correct

①Inspect or renew．

②Properly fit suction line．

③Close the discharge valve until Complete suction water．

④Screw down the drain plug．

⑤Increase the rate of revolution for D/E．

⑥Fill oil.

⑦Opecate as per Instruction Book.