Mitsubishi MT160 - Engine Run Is Not Smooth

ENGINE
Engine run is not smooth
Symptoms and possible causes Remedy
Fuel injection pump
Governor
a) Injection quantity varies from
one cylinder to another
b) Malfunctioning of control rack
a) Adjust fuel injection quantity
or replace defective parts.
b) Overhaul, check and repair the
fuel injection pump.
c) Worn delivery valves c) Replace delivery valves.
d) Poor atomization of fuel sprayed d) Replace nozzles.
from nozzles
a) Malfunctioning of governor
b) Weakened governor spring
a) Check governor shuft and
correct.
b) Replace spring.
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