ARMY TM 9-1290-262-24&P
MARINE CORPS TM 00476C-24&P
AIR FORCE TO 49 A7-3-72/74
4-2.
M2A2 AIMING CIRCLE--MAINTENANCE INSTRUCTIONS (cont).
REASSEMBLY (cont)
10 If removed, install setscrew (17).
11 Install spring (18), holder (19), screw (20),
and plunger assembly (21).
12 If reticle (22) was removed, apply sealing
compound (item 8, appx D) in groove of
damper (23) and install reticle, etched and
polished end facing out.
13 Install compass needle (24), damper (25),
two screws (26), two washers (27), and
two screws (28).
14 Install sleeve (29) and torque to 8.00 to
10.00 in.-lb. (0.90 to 1.13 N-m). Secure
sleeve with setscrew (30).
15 Install pivot (31) and torque to 8.00 in.-lb
(0.90 N-m).
16 Install magnifier (32) and screw (33).
17 Turn cover (34) upside down.
18 Apply sealing compound (item 8, appx D)
in groove around window holes.
19 Press two observation windows (35) into
place.
20 Press two retaining rings (36) into place.
21 Apply sealing compound (item 8, appx D)
in groove in underside of cover (34).
4-10
