13
TROUBLE SHOOTING
SYMPTOM
POSSIBLE CAUSE
SUGGESTED ACTION
Winch does not
turn .
-Insufficiently hydraulic
system pressure.
-Improper connections
of hydraulic system,
no oil into motor.
-Check relief valve regulate pressure.
-Check
all
the
plumbing
fixtures
according to the working principle chart.
-Defective directional control valve.
Motor runs but
Cable drum does
not turn
- The clutch is Not
engaged
-Turn the clutch to the high or lows peed
position. If problem still persists, a
qualified technician needed to check and
repair.
Winch drum runs
slowly or without
normal power.
-Insufficient pressure
or oil flow
-Insufficient fluid in the
system
- Wrong winch working
direction.
-Bump is not suitable or defective.
Change a new one or a suitable one
-Check fluid level. Add fluid until full.
-Change the connection of balance valve
and motor.
Winch brake not
working normally.
-Hydraulic
pressure
remnants
in
brake
while winch stop.
-Wrong winch working
direction.
-Use bigger back oil pipe.
-Change the connection of balance valve
and motor.
Winch
cannot
spool
off
wire
rope
with
load
smoothly.
-Wrong winch working
direction.
-Change the connection of balance valve
and motor.
