Agrison HP ULTRA Series Operation Manual page 46

2.18 Troubleshooting faults and solutions of tractor
2.18.1 Faults and solutions of chassis
2.18.1.1 Faults and solutions of clutch
Symptom
1. The clutch slips.
2. The clutch cannot
separate thoroughly and the
gear engagement has noise.
3. The tractor has vibration at
starting.
4. Main clutch and vice clutch
is not separate
5. Vice clutch is not separate
2.18.1.2 Faults and solutions of gearbox
Symptom
1. The gear is difficult or
fails to be engaged.
2. There is spontaneous
out-of-gear.
3. The gear case has
noise or beat.
-34-
Operation Instruction
Reason
1.The friction plate and pressure plate
has oil stains;
2.The friction plate has too many
abrasions or is burn down;
3.The pressure of
reduces;
4.The flee travel of pedal is too small or
absent;
5. The driven disk of clutch has severe
distortion.
1.The free travel of pedal is too large,
but the operating travel is too small;
2.The driven disk of clutch warps
severely;
3. The heads of three releasing levers
are not in one plane.
1. The ends of three releasing levers are
not in one plane.
2. The friction plate and driven plate
have oil stains.
3. The driven disk warps severely.
4. The clamping screw of flywheel and
clutch housing is loose.
1.Clutch control flexible shaft is broken
2.Clutch separate finger is broken
heavily
3. Butterfly-style spring is broken
1.Flexible shaft adjusting is not suitable
2. Outer control bar is transforming and
warping.
Reason
1. The clutch fails to separate thoroughly.
2. The end face of shift sleeve and gear is
worn or broken.
1. The locating slot of fork shaft is worn
severely.
2. The locking spring of fork shaft has
insufficient pressure.
3. The spline of shift sleeve is worn.
1. The gear is worn severely, the tooth face
is peeled or the gear teeth is broken.
2. The bearing is worn severely or
damaged.
3. The lubrication oil is insufficient or fails to
conform to the relevant specification.
1.Clean it with gasoline, find out the
reason and eliminate the fault.
2. Replace the friction plate.
butterfly spring
3. Replace the butterfly spring.
4. Readjust the free travel of pedal
as required.
5. Replace the driven disk of clutch.
1.Adjust the free travel of pedal to
25～30mm.
2. Replace the driven disk.
3. Adjust it as required.
1. Adjust it as required.
2.Clean the friction plate and driven
plate.
3. Replace the driven plate.
4. Shut
immediately for troubleshooting.
1. Replace
2. Replace clutch separate fingers
3. Replace butterfly-style spring
1. Adjust it as required.
2. Repair it.
1. Eliminate it according to the
clutch fault solutions.
2. Replace or repair it.
1. Replace the fork shaft.
2. Adjust or replace the locking
spring.
3. Replace the shift sleeve.
1. Replace the gear.
2. Replace the bearing.
3. Fill or replace the lubrication
oil.
Solutions
down the tractor
Solutions