TM-9-2350-311-34-2

CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS HOWITZER, MEDIUM, SELF-PROPELLED, 155MM

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE MANUAL

SEPTEMBER 1994

TM-9-2350-311-34-2 - Page 450 of 552

TM 9-2350-311-34-2

PANORAMIC TELESCOPE BALLISTIC COVER

This task covers:

a. Disassembly

b. Inspection and Repair

c. Assembly

INITIAL SETUP

Tools

Self-locking screws (12) (item 100, Appx E)

Artillery and turret mechanic’s tool kit

(SC 5180-95-CL-A12)

Personnel Required

2

Materials/Parts

Headless grooved pins (2) (item 89, Appx E)

Equipment Condition

Sealing compound (item 30, Appx B)

Panoramic telescope ballistic cover removed

Seals (2) (item 169, Appx E)

(TM 9-2350-311–20-2)

a. Disassembly

1

Remove 12 self-locking screws (1), optical holder (2), two seals (3), and window (4) from cover (5). Discard

self-locking screws and seals.

2 Remove two webbing straps (6).

3 Remove eight cap screws (7).

Cover is heavy and requires help of an assistant for removal to avoid injury.

NOTE

When cover is removed, upper ring maybe stuck in it, freeing bearing balls.

4 Remove cover (5).

NOTE

Retain shims unless new components are to be installed.

5 Remove upper ring (8) and shim(s) (9), if used, from lower ring (10).

6 Remove 58 white, off-white, or yellow, large bearing balls (11), 54 pink or red, medium bearing balls (12),

and five small bearing balls (13).

7 Remove two headless grooved pins (14), two rod end clevis assemblies (15), two brake shoes (16), and two

bolts (17). Discard headless grooved pins.

8 Remove two headless straight pins (18) from upper ring (8).

13-2