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 199 of 344

TM 9-1240-400-34&P

19

install spring (30) and detent plunger (31).

20

Install worm shaft (28), nonmetallic washer (32),

spring (33), nonmetallic washer (34).

21

Apply sealing compound (item 10, appx C) to

threads of retainer (35).

Install retainer (35) using

adjustable spanner wrench.

22

Apply sealing compound (item 10, appx C) to plug

(36).

23

Install detent plunger (37) and plug (36).

24

Install bevel gear (38), tapered pin (39), and

setscrew (40) to worm shaft (28).

25

If removed, install two pins (41).

NOTE

Level vials should be near level and

telescope mount assembly should be at

mid-travel.

26

Install telescope mount subassembly (42), three new

lockwashers (43), and three capscrews (44).

5-45