TM 5-3895-373-34
2.28
REPLACE/REPAIR BRAKE VALVE - Continued.
B.
REPAIR.
1.
DISASSEMBLE BRAKE VALVE.
NOTE
Use bench vise, as required, to
support valve during disassembly.
a.
Remove hex nut (6) and linear valve (7).
b.
Remove rotary valve (8) from valve body
(9).
NOTE
If replacing complete rotary valve, it
is
not
necessary
to
remove
preformed
packings
and
packing
retainers. Discard complete direct
rotary valve. If installing only a seal
kit, remove preformed packings and
packing retainers.
Use caution when removing seals
and preformed packings. Scratched
or dented seal grooves can cause
bypass
leakage.
Do
not
use
excessive force when removing seals
and preformed packings. Use an o-
ring
tool
to
remove
seals
and
preformed packings.
c.
Using an o-ring tool, remove preformed
packing
(10),
packing
retainers
(11),
preformed packing (12), packing retainers
(13), and preformed packing (14). Discard
preformed packings and packing retainers.
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