Bulldog HW Serie Manual De Instrucciones página 16

Symptom
Winch will not
pull load
Poor locking of 2nd stage ring gear
Winch will not
pay out
Oil leakage
Excessive noise
Fail in immediate
stop after power Wrong oil flow direction of port A &
off
Drum noise
16
CEQUENT
Troubleshooting
Table 6 - Troubleshooting
Possible Cause
Motor may be damaged
No oil supply to winch
System not delivering full pressure
to winch
Winch is Overload
The pressure is not adequate to
power the load, or the back pres-
sure is too high
Winch is mechanically binding up
The brake is not releasing
The gear train is mechanically
bundling up
Winch is mechanically binding up
Damaged clutch T-handle linkage
Damaged drum seals
Damaged drum flanges
Front seal in the hydraulic motor
shaft has failed
Low oil level
Oil flow too high
Fail in installing or damaged over-
center valve
B on the over-center valve
Damaged brake assembly
Insecure mounting
Low oil flow
Low relief
PERFORMANCE PRODUCTS, INC. •
™
Remedy
Remove and disassembly motor
and examine all parts and replace
any that are worn or damaged
Check oil supply line connections
and hoses
Confirm pump is running to a high-
er setting
Reduce load to within rated
capacity
Check the pressure on each side of
the hydraulic motor
Loosen, but not remove, the bolts
that are attaching the tie bar and
support racks. Rotate the drum,
making sure that it turns freely
without sticking. Tighten the bolts.
This requires disassembly of the
brake assembly. Remove and
replace the brake assembly.
Clean any burs left on the ring gear
This requires disassembly of the
brake assembly. Remove and
replace the brake assembly.
Same as above
Replace or remove the clutch
assembly
Replace drum seal
Replace drum
Replace or repair the motor
Refill oil
Check oil flow rate
Check over-center valve
Check over-center valve
Replace or repair brake assembly
Check mounting
Check flow rate
Check relief valve setting
F3840-00 REV A (3618) 12/14