LAMBERT 6D10D200A - Page 21

LAMBERT POWER Diesel Engine Operation and Maintenance Manual
21
2. Fuel system has air.
Check the seal of fuel pipe and connection and
expel the air.
3. Governor adjusting spring work improperly.
Check and repair by professionals.
4. Fuel supply doesn’t even.
Check and repair by professionals.
5. Nozzle atomization is poor.
Check and repair.
6. Turbocharger is working with shakes.
Check and clean compressor flow passage and
eliminate blockage and eliminate carbon
deposit.
7. Turbocharger bearings is damaged.
Replace
6.8 Low oil pressure
Failure causes
Trouble shooting
1. Oil level in oil sump is too low and lack of
oil.
Check oil level and oil leakage, Add oil.
2. Main oil passage regulating valve is in fault.
Check valve, clean up and repair.
3. Oil leakage in lubricating system,
Check oil filter, oil pipes, connection washer is
blocked or broken.
4. Oil grade doesn’t conform to requirements.
Change oil and use the proper grade oil.
5. Oil pump inlet oil pipe has leaks.
Check oil pipes, joint.
6. High water temperature and high oil
pressure.
Check cooling system and repair.
7. Oil filter resistance is over big.
Replace oil filter.
8. Oil cooler is blocked.
Check and repair.
9. Main oil passage is blocked.
Check and repair.
10. Bearing gaps are over big or bearings are
damaged.
Check and replace.
11. Spare parts wear heavily.
Check engine working hours and over hauled.
6.9 Engine is over hot
Failure causes
Trouble Shooting
1. Water level is too low.
Check whether there is any leak. If yes, fill
water.