Ramsey Winch SCH-4900 - Manual (Page 7)

CONDITIONS POSSIBLE CAUSE CORRECTION/ACTION
DRUM WILL NOT ROTATE AT NO
LOAD Brake damaged Inspect and replace brake
Gears damaged Inspect and replace damaged gears
Brake not releasing Brake damaged; inspect and replace.
DRUM WILL NOT ROTATE UNDER
LOAD Load greater than rated capacity of
winch Refer to Specifications page 1 for line
pull rating
Low hydraulic system pressure Check pressure. Refer to Hydraulic
Systems performance charts page 3
WINCH RUNS TOO SLOW Low hydraulic system flow rate Check flow rate. Refer to Typical
Layout page 3
Motor worn out Replace motor
BRAKE WILL NOT RELEASE Brake damaged Inspect and replace
EXCESSIVE NOISE Hydraulic system flow too high Check flow rate. Refer to Typical
Layout page 3
DRUM CHATTERS IN “REEL IN”
DIRECTION Low hydraulic system flow rate Check flow rate. Refer to Typical
Layout page 3
Low hydraulic system relief pressure
setting Check relief valve setting.
OIL SEEPAGE FROM BREATHER
VENT OF BRAKE HOUSING Brake piston not sealing properly Replace o-ring and backup o-rings on
brake piston
TROUBLESHOOTING GUIDE
5