Abnormal Smoke Of Exhaust Air; Insufficient Power Of Engine - Kipor KM2V80 Manual

Fault symptom
1.Overload for diesel engine
2.Blocked air filter
3.Unqualified fuel
4.Large air valve clearance
5.Blocked nozzle or leaked nozzle
Black smoke
6.Incorrect fuel supply timing
7.Air valve without good seal
8. Cylinder, piston, piston rings are
worn
1.High oil level
2.Breather with too much oil frog
Blue smoke
3.Ineffective air valve oil seal, large
clearance of air valve rod
4.Opposite position of the second ring
1. For it is cold in winter, it is normal to
exhaust white smoke at the beginning.
As the temperature becomes higher,
the white smoke will disappear.
2. The fuel is mixed with water, and
there is water steam exhausted
White smoke
3. The injected fuel is not atomized,
and the fuel steam is exhausted.
4. The fuel injection advance angle is
too late, the fuel gas is exhausted.
5. There is leakage in cylinder, cylinder
head and cylinder gasket.
Fault symptom
1. Air filter element is too dirty, and the
air intake is not smooth
Insufficient
2. Fuel filter element is too dirty, and
power of engine
the Fuel supply is unsmooth
3. Fuel pipe is blocked, the fuel supply
Table 28 Abnormal smoke of exhaust air
Cause
Table 29 Insufficient Power of Engine
Cause
Remedy
Reduce the load
Clean or replace air filter element
Use fuel with correct specification
Check and adjust air valve clearance
Check the injected fuel pressure and
injected frog quality
Check and adjust fuel supply advance
angle
Check the seal ring, repair and rubbing
Replace or repair
Check the oil level in the oil base pan by
oil dip stick, and release oil
Check seal of the breather valve plate
and check if the oil return hole is smooth
Replace air valve oil seal or repair air
valve and conduit
Check and modify (Oil fleecing part is
undersurface)
Drain the water by the fuel drain plug of
the fuel tank
Check fuel injection pressure and
injection frog quality
Check and adjust fuel supply advance
angle
Find the reason that cooling water flow
into the cylinder and repair the problem
Remedy
Clean or replace air filter element
Clean or replace fuel filter element
Check and clean or replace fuel pipe