RAMSEY WINCH HD-P8000 Manual De Funcionamiento, Reparación Y Mantenimiento página 8

INSTRUCTIONS FOR OVERHAUL HD-P8000 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 #41) from elbow fittings (items #24)
18
on bottom of end bearing and counterbalance valve (item
22
#42). Remove motor (item #27) from end bearing by slowly
27
unscrewing capscrews (items #18). CAUTION: MOTOR IS
25
UNDER SPRING PRESSURE.
24
23
40
Check breather vent (item #45). Make sure it is not clogged.
If oil is leaking from vent, check brake o-rings, backup rings,
and sealing surfaces (see page 8).
41 42
21
Remove springs (items #40) from pockets and inspect for
damage.
Replace gasket (item #25).
14
Remove coupling (item #23) from end bearing. Examine coupling
24
45
for signs of wear, replace if necessary. If necessary,
remove counterbalance valve from motor by removing capscrews
(items #14).
Remove retaining rings (items #39 & 46) with screwdriver.
39
31
Remove brake parts from end bearing. NOTE POSITION OF O-RINGS
29
AND BACKUP RINGS BEFORE REMOVAL. Examine
6
brake discs (items #4) and stators (items #3) for signs of 46
5
4
wear, and replace if necessary.
28
33
30
32
Examine o-rings (items #28 and 29) and backup rings (items
3
#31 and 33) in brake piston (item #5), as well as o-ring (item
#30) and backup ring (item #32) in backup brake piston
(item #6) 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 #11) from end bearings by
unscrewing capscrews (items #15). Slide motor end
15
8
bearing (item #8) and drum (item #1) from gear housing
end bearing.
13
34 11
Remove input shaft (item #10) from end bearing. Inspect
shaft and and output sun gear (item #7) for damage and
11
replace if necessary. To remove the output sun gear,
remove the snap rings (items #38) and thrust washer
10
1
(item #44) and pull off the end of the shaft.
7
15
44
Remove bushing (item #13) and o-ring (item #34) from
38
motor end bearing. Place new, well-oiled o-ring into
groove inside of end bearing and press new bushing onto
end bearing.
8