RAMSEY WINCH HD-P10000 Manual De Operacion, Servicio Y Mantenimiento página 8

INSTRUCTIONS FOR OVERHAUL HD-P10000 SERIES WINCH
Take note of mounting configurations for proper mounting of parts during re-assembly. Replace all gaskets, o-rings,
and seals during re-assembly.
Disconnect tube (item #44) from elbow fittings (items
#26) on bottom of end bearing and counterbalance valve
(item #45). Remove motor (item #30) from end bearing
by slowly unscrewing capscrews (items #19). CAUTION:
MOTOR IS UNDER SPRING PRESSURE.
Check breather vent (item #48). Make sure it is not
clogged. If oil is leaking from vent, check brake o-rings,
backup rings, and sealing surfaces (see page 8).
Remove springs (items #43) from pockets and inspect for
damage.
Replace gasket (item #28).
Remove coupling (item #25) from end bearing. Examine
coupling for signs of wear, replace if necessary. If necessary, re-
move counterbalance valve from motor by removing capscrews
(items #15).
Remove retaining rings (items #42 and 49) with screwdriver.
Remove brake parts from end bearing. NOTE POSITION OF
O-RINGS AND BACKUP RINGS BEFORE REMOVAL. Examine
brake discs (items #5) and stators (items #4) for signs of
wear, and replace if necessary.
Examine o-rings (items #31 and 32) and backup rings
(items #34 and 36) in brake piston (item #6), as well as oring
(item #33) and backup ring (item #35) in backup brake
piston (item #7) for signs of wear. Remove o-rings and
backup rings from grooves in brake piston or backup brake
piston and replace if necessary.
Remove tie plates (items #12) from end bearings by
unscrewing capscrews (items #16). Slide motor end
bearing (item #10) and drum (item #1) from gear housing
end bearing.
Remove input shaft (item #11) from end bearing. Inspect
shaft and and output sun gear (item #8) for damage and
replace if necessary. To remove the output sun gear,
remove the snap rings (items #41) and thrust washer
(item #47) and pull off the end of the shaft.
Remove bushing (item #14) and o-ring (item #37) from
motor end bearing. Place new, well-oiled o-ring into
groove inside of end bearing and press new bushing onto
end bearing.
19
24
26
45
44
15
42
34
32
7
49
6
31
36
33
35
10
14
12
16
8
30
28
25
43
23
26
48
5
4
16
37 12
11
1
41
8
47