Figure 3-5. Disassembly of headrest assembly.

TM 9-1240-369-34

1. Screw MS51960-80

2. Headrest --10553476

3. Support--8624705

Figure 3-5. Disassembly of headrest assembly.

Section VII. REPAIR OF LASER RECEIVER-TRANSMITTER RT-1021/VVG-1 (A76)

a. Replacement of Ballistic Cover Gasket (see fig.

3-12.

Disassembly of Receiver-transmitter Unit

3-6 ).

(A76).

The receiver-transmitter unit is to be

CAUTION

disassembled at GS only to the point where the

damaged items can be removed and replaced. During

When removing ballistic cover

disassembly, it is recommended that disassembled items

assembly

(5)

which

weighs

be indexed in order of removal. Assembly can then be

approximately 70 pounds, great care

accomplished by replacing items in reverse index order.

is required to prevent optical

After any repair the receiver-transmitter unit must be

damage. Remove the cover assembly

purged and charged with dry nitrogen gas in accordance

in a straight line away from the

with TM 9-2350-230-12.

mating assembly.

CAUTION

(1) Remove screw (1) and washer (2) just

The entire disassembly and assembly

above the window in front of the receiver transmitter unit.

of the receiver-transmitter unit is to

(2) Secure one end of ballistic cover handle

be performed under controlled

assembly (18, table 2-2) in the hole where the screw and

environmental conditions. Dust and

washer in step (1) was removed.

humidity will create unacceptable

(3) Secure the other end of the ballistic cover

handle assembly in the hole just to the right of connector

units. Utmost care should be taken

A76J2.

to ensure cleanliness of area where

(4) Remove 19 screws (3) 19 washers (4),

repair is to be performed.

ballistic cover assembly (5) and ballistic cover gasket (6).

Discard screws (3).

3-15