SUNWARD SWE90UF-2PB - Page 147

SWE90UF-2PB Operation & Maintenance Manual
138
Exhaust gas is black
（out of limits）
Improper fuel
Intake system clogging
Intake piping damage
Intercooler clogging
Ejection oil pump
unpunctual
Ejection nozzle gets
polluted.
Defective engine main block
engine main body
malfunction
Draining out and replace with proper fuel
Check intake system
replace
clean up intercooler
Contact your designated distributor
Contact your designated distributor
Contact your designated distributor
Exhaust gas is white
Improper fuel
Engine temperature too low
Defective thermostat
Coolant leaks get into
engine cylinder
Draining out and replace with proper fuel
Run the engine to warm up
Contact your designated distributor
Contact your designated distributor
Turbocharger noise
or excessive
vibration
Insufficient lubrication of
bearings.
Turbine blades broken
Bearing wear out
Piping leakage
Improper clearance between
turbine and its case
Check turbocharger lubricate piping.
Remove exhaust pipe and air intake hose for
inspection
Contact your designated distributor
Check piping and repair
Contact your designated distributor
Oil leakage of
turbocharger joint
Bearing or seal wear out,
damage
Excessive pressure in crank
case
Carbon clogging in oil
return piping of
turbocharger
Contact your designated distributor
Check intake pipe to ensure its function
Check, clean up