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TM 10-3930-643-34
BRAKE TROUBLESHOOTING AND MAINTENANCE.
8-13.
Treadle Valve (S/N 2001 and ab+ove). (Sheet 4 of 8)
DISASSEMBLY
17.
Using a small flat tip screwdriver,
remove and discard preformed packing
(24).
18.
Remove screw (25), washer (26) and
diaphragm (27).
19.
Using a flat brass punch, depress
body (31).
20.
Remove ring (28).
21.
Remove items 29 thru 33 as an
assembly from body (34).
22.
Separate valve (29),
spring (30),
body (31) and preformed packing (32).
Discard valve (29), spring (30)
and
preformed packing (32).
23.
Remove and discard preformed packing
(33).
Go to sheet 5
8-57
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