Ramsey Winch Powermaster Series 20K Bumper and Winch - Manual (Page 16)

14 OM-914206-1208-B
11. Remove (2) retaining rings #56. Remove motor coupling #32 from end bearing #3. Remove roll
pin #48 from motor coupling #32. Remove brake piston #10 and backup brake piston #11.
Remove o-ring #39, o-ring #38, backup ring #41, and backup ring #43 from brake piston #10.
Remove o-ring #40 and backup ring #42 from backup brake piston #11. Remove (7) stators #8
and (6) brake discs #9 from end bearing #3.
To re-install brake, set gear housing end down on work surface.
Install well-oiled o-rings and backup rings into grooves on outside of brake piston and backup
brake piston as shown in cross-section A-A below.
Piston, backup piston, brake discs and stators must be clean and well lubed with 80W-140 oil.
Insert (7) stators #8 and (6) brake discs #9 into gear end alternating, with stators first and last.
Insert backup brake piston #11 on to brake piston #10. Insert brake piston assembly into motor
end bearing #3. Apply even pressure on piston when installing.
Insert roll pin #48 into motor coupling #32 below bottom of spline teeth. Insert motor coupling
#32 into end bearing #3.
Install (2) retaining rings #56 into grooves in motor end housing.
SECTION A-A
A
A
DRUM SIDE MOTOR SIDE
3
34
8
9
41
39
40
42
38
43
11
42
40
43
38
10
39
41
32
56
48
10 11