TM-9-1240-400-34-P
TELESCOPE; PANORAMIC: M115, ELBOW: M139, MOUNT: M138 AND M137
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1993
TM-9-1240-400-34-P - Page 43 of 344
TM 9-1240-400-34&P
22
Install key washer (23) in pinned adapter (21).
23
Install six key washers (24).
24
Install micrometer adapter (25) on worm shaft (12),
aligning scribe marks.
25
Install tapered pin (26).
26
Install micrometer (27) and knob (28).
27
Apply sealing compound (item 10, appx C) to
threads of three screws (29).
28
Install three screws (29).
29
Apply sealing compound (item 10, appx C) to
threads of two screws (30).
30
Install open sight (31) with two screws (30) on head
assembly (32).
2-27
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