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 277 of 590

TM 9-1240-401-34&P

21

Apply grease (item 6, appx B) and install ball socket

seat (34) through boss in housing (10) with tapered

portion of ball socket seat positioned against bearing

of shouldered shaft assembly (30).

22

Apply grease (item 7, appx B) and install new

preformed packing (35) into ring (36).

23

Using adjustable spanner wrench, install ring (36) to

secure shouldered shaft assembly (30) and related

parts in housing (10).

24

Tighten ring (36) to eliminate any end play in

shouldered shaft assembly (30).

Change 1

5.1-43