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 281 of 590

TM 9-1240-401-34&P

60

Install new preformed packing (75), recessed

washer (76), and spring tension washer (77).

61

Install handwheel assembly (78) and secure with

tapered pin (79).

62

Apply grease (item 6, appx B) to plunger (80) and

spring (81).

63

Install plunger (80) and spring (81) into housing and

secure with plug (82).

NOTE

Both elevation and correction counters must

be set to 0 prior to installation.

64

Install two straight pins (83), if removed.

65

Aline counter assembly (84) on two straight pins

(83).

66

Secure counter assembly (84) with three new

lockwashers (85) and three screws (86).

67

Install straight pin (87), if removed.

68

Install new gasket (88).

69

Install level assembly (89) and secure with three

packings (90) and three screws (91).

70

Install new preformed packing (92) and ring spacer

(93).

Change 1

5.1-47