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 271 of 590

TM 9-1240-401-34&P

11

Remove tapered pin (23), handwheel assembly (24), spring tension washer (25), recessed washer (26), and preformed

packing (27). Discard preformed packing.

12

Remove three screws (28) and screw (29) from quadrant spacer (21).

13

Using brass drift and hammer, tap quadrant spacer (21) away from two straight pins (30). Rotate quadrant spacer (21)

and remove woodruff key (31).

14

Remove quadrant spacer (21) and preformed packing (32). Discard preformed packing.

15

Remove cap (33), valve core (34), valve stem (35), and retaining strap (36) from shaft (37).

16

Remove three screws (38) securing shaft (37) to bracket (39).

17

Tap shaft (37) away from two straight pins (40). Remove shaft (37) and preformed packing (41) from bracket (39).

Discard preformed packing.

18

Remove bracket (39) from M15 quadrant.

Change 1

5.1-37