Product Manual

Page 20 of 28
the splined shaft is stored in open air, it should be painted with grease in order to prevent any
rusting. Non-working surfaces with scratched paint should also be re-painted to prevent rust.
The tiller should be parked inside or covered outdoors.
Important: Be sure to check and tighten any loose bolts on the gear box before every use.
Troubleshooting
Problems
Causes
Solutions
Gimbals flying
off
1. Detachment of positioning pin.
Install positioning pin.
2. Retaining ring flew out.
Install check ring.
Driven output
shaft broken
1. Square shaft detached and clamping fork
continued running and broke.
Check the reason and change
new oil.
2. Gimbals stretch out and draw back;
blocked.
3. Excessive angle; cross shaft is broken.
4. Lowered to ground forcefully.
5. Overload due to bent blade touched with
big stone.
1. Right side and left side of the tiller is not in
the same level, and cultivating depth is
different.
Adjust the right side and left side
of tiller in the same level.
2. Right and left limit chain of the tractor is
not adjusted properly.
Adjust limit chain properly in order
to prevent tiller from swinging left
and right.
Cross shaft is
burned
1. Lack of oil in long term.
Pay attention to maintenance.
2. Excessive angle; blocked.
Pay attention to angles during
operation, make sure it’s not
blocked.
1. Foreign material fell inside during
assembly.
Take out foreign material.
2. Bevel gear meshed badly.
Adjust according to specification.
3. Bearing damaged.
Replace bearing.
4. Excessive wearing of gear.
Replace or repair.
Blade shaft
cannot be
turned
1. Gear damaged and blocked.
Replace gear.
2. Bearing damaged and blocked.
Replace bearing.
3. Bevel gear has no side clearance.
Adjust clearance.
4. Deformation of side plate.
Fix or replace side plate.
5. Bending and deformation of blade shaft.
Fix or replace blade shaft.
6. Grass and mud wrapped on blade shaft.
Remove grass and mud.