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 185 of 344

TM 9-1240-400-34&P

8

Apply sealing compound (item 10, appx C) to

threads of plugs (13 and 14).

9

Install detent plunger (15) and plug (13).

10

Install V-bearing (16), spring (17), and plug (14) in

housing (5).

11

Apply sealing compound (item 10, appx C) to

external threads of four bushing insulators (18).

12

Install four bushing insulators (18) and four electrical

contacts (19) in housing (5).

13

Using solder (item 12, appx C) and soldering flux

(item 6, appx C), solder two wires (20) to four

electrical contacts (19).

Trim to fit.

14

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

where they enter housing (5).

15

Use boresight target to correct backlash.

Refer to

TM 9-2350-304-10.

5-31