54
3) Oscillation of the front wheels
4) Early worn out of front wheel tyres
5. Hydraulic hitch system
1) Implements not being able to lower or lift
2) Fast still faling of implements
Cause
Remedies
1.Excessive clearance of tapered roller
bearing on front wheel or bearing worn
out
Readjust clearance or replace the bearing
2. Ball pins or joint seat worn out
Replace ball joint or ball joint seat
3. Pendulum shaft bush worn out
Replace bush
4. Steering knuckle shaft bush worn out
Replace shaft bush
Cause
Remedies
1. Improper adjustment of front toe-in
Readjust toe-in
2. Low inflation pressure of tyre
Inflate tyre to specified pressure
3. Driving wheel mounted reversely
Remount the driving wheel
Cause
Remedies
Adjusting valve locked
Loosen adjusting valve
Cause
Remedies
1. Cylinder and piston worn out
Check and repair or replace cylinder and
piston
2. Upper oil seal of piston damaged
Replace oil seal
3. Sliding valve of divider worn out
Replace divider
Summary of Contents for JINMA-200
Page 14: ...9 Fig 2 1 Controls and Instruments ...
Page 41: ...36 ...
Page 47: ...42 ...
Page 66: ...61 3 Distribution diagram of rolling bearing and transmission system of Jm series tractors ...
Page 67: ...62 ...
Page 71: ...66 ...