Ramsey Winch H-930R DOW-LOK w/Air Shifter for Szummar User Manual

Page 9

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7

CONDITION

POSSIBLE CAUSE

CORRECTION

Dry or rusted shaft.

Clean and lubricate.

Bent yoke or linkage

Replace yoke or shaft assembly

Debris in clutch

Clean and lubricate.

Clutch not disengaging, drum does
not freespool

Adjust clutch air shifter. See page 15.

Seal damaged or worn

Replace seal.

Too much oil.

Drain excess oil. Refer to Techniques of Operation, page 3.

Damaged gasket

Replace gasket

Safety brake has become worn.

Replace brake disc. See Servicing of the Oil Cooled Safety
Brake,
page 5.

Safety brake out of adjustment

Turn adjusting bolt clockwise 1/4 turn or until load does not
drift.

Hydraulic motor worn out.

Replace motor.

Low flow rate.

Check flow rate. Refer to Hydraulic Systems Performance
Chart, page 2.

Winch not mounted squarely,
causing end bearings to bind drum.

Check mounting. Refer to Winch Mounting, page 3.

Clutch not disengaged.

Check air pressure to clutch cylinder--70 psi minimum
required. See page 17.

Excessive air pressure to cable
tensioner

Adjust air pressure to cable tensioner. Do not exceed 100
PSI. See Cable Tensioner Operation , page 3.

CABLE BIRDNESTS WHEN CLUTCH IS
DISENGAGED

Drag brake disc worn.

Replace discs.

HYDRAULIC FLUID LEAKS FROM HOLE
IN MOTOR ADAPTER

Damaged motor shaft seal.

Replace seal.

CABLE DRUM WILL NOT FREE SPOOL

TROUBLESHOOTING GUIDE

OIL LEAKS FROM HOUSING

LOAD DRIFTS DOWN

WINCH RUNS TOO SLOW

CLUTCH INOPERATIVE OR BINDS UP

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