1. Screw MS51960-80
2. Headrest --10553476
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.
Disassembly of Receiver-transmitter Unit
The receiver-transmitter unit is to be
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
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.
(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
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).