Ramsey Winch RPH 53,3, Operating, Service And Maintenance Manual

Page: 8 / 68

TROUBLESHOOTING GUIDE
8
CONDITIONS POSSIBLE CAUSE CORRECTION/ACTION
DRUM WILL NOT ROTATE
AT NO LOAD Winch not mounted squarely, causing end bearing
to bind up Check mounting. Refer to Winch Mounting, page 4.
Gears damaged Inspect and replace damaged gears
DRUM WILL NOT ROTATE
UNDER LOAD Winch not mounted squarely, causing end bearing
to bind up Check mounting. Refer to Winch Mounting, page 4.
Load greater than rated capacity of winch Refer to Specifications page 3 for line pull rating.
Low hydraulic system pressure Check pressure. Refer to Hydraulic Systems
performance charts page 6.
WINCH RUNS TOO SLOW Low hydraulic system flow rate Check flow rate. Refer to Systerm Requirements and
Typical Layout page 6.
Motor worn out Replace motor
DRUM WILL NOT
FREESPOOL Clutch not disengaged. Check Adjustment of Manual
Shifter, page 9. Check Operation, page 5.
Winch not mounted squarely, causing end bearing
to bind up Check mounting. Refer to Winch Mounting, page 4.
Side mounted bolts too long, causing binding of ring
gear (Item #18, page 13). Check bolt length. Bolt thread MUST NOT engage
threaded holes in sides of end bearing more than
between 12,7 mm (.50 in) and 17,5 mm (.68 in)
thread depth in the end bearing.
BRAKE WILL NOT HOLD Incorrect directional control valve (cylinder
spool-closed center) Use only a motor spool (open center) control valve.
LOAD DRIFTS Excessive Backpressure 6,9 bar (100 PSI) Max. Check for restrictions in hydraulic system. Refer to
System Requirements and Typical Layout page 6.
ROPE BIRDNESTS WHEN
CLUTCH IS DISENGAGED Drag screw improperly adjusted Adjust nylon drag screw. Refer to Rope Installation,
page 4.
EXCESSIVE NOISE Hydraulic system flow too high Check flow rate. Refer to Typical Layout page 6.
Drum in bind, winch not mounted squarely Check mounting. Refer to Winch Mounting, page 4.
DRUM CHATTERS IN
“REEL IN” DIRECTION Low hydraulic system flow rate Check flow rate. Refer to Typical Layout page 6.
Low hydraulic system relief pressure setting Check relief valve setting.
OIL LEAKS FROM
BREATHER VENT UNDER
MOTOR END BEARING Damaged brake o-rings, backup rings, or sealing
surfaces Disassemble brake and inspect. See Overhaul
Instructions, pg. 8.