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TM 9-2320-364-20-2
2-1853
Wear safety goggles when performing leakage tests on valves. Failure to do so may result in serious eye
injury due to high pressure air.
(1) Disconnect air line 2018 from right
air chamber on Axle No. 5.
(2) Connect a 0 to 160 psi (0 to 1103 kPa)
gage to air line 2018.
(3) Observe gage while assistant applies
then releases service brakes
(TM 9-2320-364-10).
(a) If there are 125 4 psi (861 28
kPa) present at air line 2018,
perform Step (4) below and
replace service relay valve No. 3
(Para 12-15).
(b) If there are not 125 4 psi (861
28 kPa) present at air line
2018, service relay valve
No. 3 is OK.
(4) Remove gage and connect air line
2018 to Axle No. 5 right air chamber.
SERVICE RELAY VALVE NO. 3 TEST
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