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 131 of 590

TM 9-1240-401-34&P

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Install

two

lug

terminals (24), machine screw (22),

and nut (23).

Install disk insulator (21) and disk insulator (20)

using two machine screws (19).

Install retaining strap (18), new Iockwasher (17),

and machine screw (16).

Install two lug terminals (12) with two sleeves (13)

and two wires (11 ) attached to plate (14) using two

machine screws (9) and two new Iockwashers (10).

Install three lug terminals (7) with three sleeves (8)

and three wires (6) attached to plate (14) using

three machine screws (4) and three new lock-

washers (5).

Install plate (14) between plate insulator (15) and

plate insulator (3) and install on M145/M145A1

telescope mount using three new Iockwashers (2)

and three machine screws (1).

4-14. DISK ASSEMBLY MAINTENANCE INSTRUCTIONS

This task covers:

a. Disassembly b. Repair

c. Assembly d. Adjustment

L SET-UP

Tools and Special Tools

.

aterials/Parts

Eccentric tool, fabricated (fig. C-3, appx C)

Flux (Item 5, appx B)

Lockwasher (Item 63, appx E)

Perpendicularity gage 10559200 or parallel bar

Lockwashers (6) (Item 64, appx E)

Sealing compound (Item 13, appx B)

Solder (Item 18, appx B)

Soldering iron (Item 24, appx F)

Tool Kit, Electronic System, Repair, Field Mainte-

nance (SC5180-95-CL-B29)

TM 9-254

5180-01-168-0487

Tubular spanner wrench, 11/16 and 45/64 inch

M145/M145A1 telescope mount installed on

(Item 26, appx F)

howitzer

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