Engine Oil Consumption Is High; Table 11-7 Engine Oil Consumption Is High - Mitsubishi S6R2 Operation & Maintenance Manual

Chapter 11 TROUBLESHOOTING

Engine Oil Consumption is High

Cause
Fuel system Faulty fuel injection timing
Oil leakage to the outside of engine
Faulty engine oil property
(viscosity)
Lubricating
system
Engine oil temperature is high.
Cooling
Overheating
system
Inlet and
Spread oil to intake part
exhaust
systems
Wear of valve operating system
Control
Increase in load
system
Basic engine Wear of sliding parts
Note: The table above also include the parts Mitsubishi Heavy Industries, Ltd. does not supply. For the parts Mitsub-
ishi Heavy Industries, Ltd. does not supply, inspect and maintain them following the manufacturer's operation
manual.
11-8

Table 11-7 Engine oil Consumption is High

Check fuel injection pump couplings.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check oil leakage.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Analyze oil property. Use appropriate engine oil.
3)
Check amount of engine oil and lubrication system.
P3-9)
Check oil cooler and oil thermostat
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check heat exchanger.
Check control system.
Thermostat - Inspect
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check oil leakage to the turbocharger.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Check control system and governor controller.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Consult a dealer of Mitsubishi Heavy Industries, Ltd.
Remedies
(Refer to P5-
(Refer to