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C.Long term storage maintenance
(1).Clean the outer surface.
(2).Take out the V-belt.
(3).Drain all fuel oil, lubricating oil and cooling water.
(4).The machine should be stored in a dry place indoors.
(5).The diesel engine shall be sealed up according to the requirements of diesel engine operation manual.
Part 8 Fault analysis and troubleshooting
No.
Symptom
Cause of failure
Troubleshooting
1
Clutch slipping or
heating
1. The free stroke of clutch is too small
(clearance between release claw and release
bearing is small, clutch rod process);
2. The surface of friction plate is stained with oil
or worn too much;
3. The elasticity of clutch spring is weak or
broken;
4. Excessive load.
1. Readjustment;
2. Clean or replace with
gasoline;
3. Replace the spring;
4. Reduce the load.
2
Excessive noise and
impact sound of
gearbox
1. Gear clearance out of tolerance or excessive
wear;
2. The gear teeth are broken;
3. The bearing is damaged or worn seriously;
4. The lubricating oil is insufficient or the quality
of lubricating oil does not meet the requirements;
5. There are burrs on the surface and end face of
gear teeth.
1. Replacement;
2. Replacement;
3. Replacement;
4. Add oil or replace standard
lubricating oil
5. Deburring.
3
Incomplete clutch
separation
The free stroke of clutch control system is too
large
Readjust free travel
4
Difficult to put into
gear
1. There are burr on the end face of gear or spline
hole;
2. The shift fork shaft does not fit well with the
locking steel ball and spring;
1. The shift lever is deformed or improperly
installed.
1. Deburring
2. Retest adjustment;
3.Correct and repair the shift
lever.
5
Automatic shift out
1. Wear of positioning fork groove;
2. The elastic force of locking spring is weak;
3. The positioning steel ball is stuck or filled
with stolen goods;
4.The hole of fork spring is too deep.
1. Rotate the fork shaft to a
certain angle or replace it;
2. Replace the spring;
3. Remove the burr of the fork
hole, iron filings and stolen
goods;
4.Replace the fork or add
gasket.
6
Out of gear
1. The positioning ball is stuck
2.The shift lever is not in the right position
1. Remove the burr on the
positioning hole of the shift
fork, and remove the iron
filings and stolen goods;
