TM 5-3805-280-24-2
Rock Drill
44
9506
1--Screw
9--O-Ring
17--Cover
25--Adapter
185
2--Nut
10--Guide
18--Screw
26--Pressure Socket
3--Screw
11--Stop
19--Nut
27--O-Ring (2 used)
4--Nut
12--Spring
20--O-Ring (3 used)
28--O-Ring
5--Screw (4 used)
13--Tappet
21--Tappet
29--Valve (2 used)
6--Cover
14--Guide
22--Guide
30--Elastic Pin
7--O-Ring
15--Slide
23--Liner
31--Housing
8--O-Ring
16--Screw (4 used)
24--Threaded Plug
32. Inspect, repair or replace parts as necessary.
18. Remove screw (1), nut (2), screw (3), and nut (4).
33. Install elastic pin (30).
19. Remove four screws (5) and cover (6).
34. Install two valves (29).
20. Remove and discard O-ring (7).
35. Install new O-ring (28) and two new O-rings (27).
21. Remove guide (10) and O-rings (8 and 9). Discard
the O-rings.
36. Install pressure socket (26).
22. Remove stop (11), spring (12), tappet (13), guide
37. Install adapter (25).
(14), and slide (15).
38. Install threaded plug (24).
23. Remove four screws (16) and cover (17).
39. Install two new O-rings (20), liner (23), guide (22),
24. Remove screw (18), nut (19), and O-ring (20).
and tappet (21).
Discard the O-ring.
40. Install new O-ring (20), screw (18), and nut (19).
25. Remove tappet (21), guide (22), liner (23), and
two O-rings (20). Discard the O-rings.
41. Install cover (17) and four screws (16).
26. Remove threaded plug (24).
42. Install slide (15), guide (14), tappet (13), spring
(12), and stop (11).
27. Remove adapter (25).
43. Install new O-rings (8 and 9) and guide (10).
28. Remove pressure socket (26).
44. Install new O-ring (7).
29. Remove and discard two O-rings (27) and O-ring
(28).
45. Install cover (6) and four screws (5).
30. Remove two valves (29).
46. Install nut (4), screw (3), nut (2), and screw (1).
31. Remove elastic pin (30).
Continued on next page
CED,OUOE019,20 1907APR998/20
23-172
