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 99 of 590

TM 9-1240-401-34&P

d. Assembly

Install two sleeve spacers (16), circuit board as-

sembly (15), two new Iockwashers (14), and two

machine screws (13) to reticle cage assembly (7).

e. Installation

1

2

Attach wires of wiring harness (8); black wire to

negative (-) terminal and white wire to positive (+)

terminal on the circuit board assembly (15), using

two new Iockwashers (12) and two nuts (1 1).

Install wiring harness (8) on side of reticle cage

assembly (7) and secure with clamp (10) and

machine screw (9).

3 Install reticle cage assembly (7) in housing (5) be-

ing careful not to damage wiring harness (8).

4 Install threaded ring (6) in housing (5) using fabri-

cated spanner wrench.

5 Apply grease to two new preformed packings (4)

and install in grooves of two access covers (3).

6 Install two access covers (3) on housing (5) and

secure with eight new Iockwashers (2) and eight

cap screws (1).

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