TM-9-1240-401-34-P

TELESCOPE MOUNT M146: M118A2 AND M118A3; TELESCOPE MOUNT M145: M145A1; PANORAMIC TELESCOPE: M117 AND M117A2; FIRE CONTROL QUADRANT: M15; PERISCOPE: M42

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

JULY 1993

TM-9-1240-401-34-P - Page 141 of 590

TM

9-1240-401-34&P

c. Assembly

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10

Install knob (32) and tapered pin (31) on M145

telescope mount.

Install knob (34) and spring pin (33) on M145A1

telescope mount.

Install cover (30) between bosses of rocker assem-

bly and slide level (29) into position

Install control cam (28), holder (27), and threaded

ring (26), using fabricated eccentric tool. Do not

tighten, pending final adjustment.

Install lens (25) and electrical lead (24) with raised

brass portion facing outward.

Apply sealing compound to threads of threaded

ring (23).

Using 11/16 and 45/64 inch tubular spanner

wrench, install threaded ring (23). Stake threaded

ring (23) in three places.

Install LED (22), electrical connector cover (21 ),

new Iockwasher (20), and machine screw (1 9).

Install clamp (18), new Iockwasher (17), machine

screw (16), new Iockwasher (1 5), and machine

screw (14).

Install two retaining straps (13), two new lock-

washers (12), and two machine screws (11 ).

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