Ramsey Winch RPH-50000 LARGE FLANGE 2-SPEED W/AIR TENSIONER - Manual (Page 9)

6
INSTRUCTIONS FOR OVERHAUL
DIS-ASSEMBLY
1. Drain oil from gear housing #9 by removing pipe cap #46 from pipe nipple in end bearing.
Remove reducer #45 and relief fitting #41. If new air cylinder is required, remove air cylinder #37
from cover by removing (4) capscrews #25.
Remove washer #29, nut #28, setscrew #23, and insert #34 from end of air cylinder rod. Apply
Loc-tite to threads of nut #28 and thread onto setscrew #23 to 3/8” from drive end, as shown
below. Apply Loc-tite to threads of setscrew and thread insert #34 over end of setscrew and
against nut. Use setscrew and nut to thread insert #34 into end of air cylinder rod. Tighten nut
against cylinder rod, keeping 3/8” distance from drive end of setscrew to nut. If breather vent
#42 is damaged, remove and replace.
2. Disconnect tube #50 from elbow #35 on valve #51 and fitting #33 on bottom of brake #35.
Remove motor #40 and gasket #35b by removing (2) capscrews #20. Remove valve #48, if
needed, from motor by loosening (4) capscrews #18, as shown on page 17.
40
22
22
38b
51
38
50
APPLY LOC-TITE TO SETSCREW
ROD
AIR CYLINDER
34 29
25
40
23
29
42
37
28
34
3/8
28
23
45
41
9
46