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TM 9-2320-364-20-2
2-1811
(1) Disconnect air line 2668 from
service relay valve No. 2.
(2) Connect 0 to 160 psi (0 to 1103 kPa)
gage to air line 2668.
(3) Apply service brakes while observing
pressure gage (TM 9-2320-364-10).
(a) If there are not 125 4 psi
(861 28 kPa) present at air line
2668, perform Steps (4) and (5)
below and replace quick release
valve (Para 12-39).
(b) If there are 125 4 psi
(861 28 kPa) at air line 2668,
quick release valve is OK.
(4) Release service brakes.
(5) Remove gage and connect air line
2668 to service relay valve No. 2.
QUICK RELEASE VALVE TEST
Wear safety goggles when performing leakage
injury due to high pressure air.
Apply brake pedal (TM 9-2320-364-10).
(1) If service brakes on Axles No. 3
through No. 5 do not apply, fault
not corrected. Release brake
pedal and notify DS Maintenance.
(2) If service brakes on Axles No. 3
through No. 5 do apply, fault has
been corrected. Release brake
pedal.
VERIFY REPAIR
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