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TM 9-2320-364-34-2
10-18
10-3. BRAKE TREADLE VALVE REPAIR (CONT).
(14)
Press pedal (9) to several positions between
fully released and fully applied. Delivered
pressure on air pressure gage should vary
proportionately with movement of pedal (9).
(15)
Press pedal (9) until treadle valve (1) is
fully applied. Reading on air pressure gage
should fall off to zero when pedal (9) is
released.
(16)
Coat exhaust port (10) and body of treadle
valve (1) with soap solution.
NOTE
Air leakage of exhaust port in Step
(17) must not exceed l in. (2.5 cm)
bubble in three seconds in both
applied and released positions.
(17)
Press pedal (9) until treadle valve (1) is
fully applied and check for leakage.
(18)
Remove air supply line from upper supply
port (5).
(19)
Remove air pressure gage from upper
delivery port (6) on backside of treadle
valve (1).
(20)
Remove two pipe plugs (4) from lower
ports (8) and (7) on backside of treadle
valve (1).
(21)
Remove eight pipe plugs (2) from four
ports (3) on each side of treadle valve (1).
(22)
Remove treadle valve (1) from soft jawed
vise.
e.
Follow-On Maintenance
Install brake treadle (TM 9-2320-364-20).
END OF TASK
7
9
8
AIR PRESSURE
GAGE
ADAPTER
AIR
SUPPLY
LINE
3
4
1
2
AIR PRESSURE
GAGE
AIR
SUPPLY
LINE
6
5
1
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