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TM 9-2320-364-20-2
2-1841
(1) Check air lines 2014, 2143, 2144,
2015, 2874, 2017, 2016 and 2018 for
crimps (see schematic Fig. 2-45 and
2-46).
(a) If there are crimps in air lines,
repair or replace air lines
(Para 12-36).
(b) If there are no crimps in air lines,
perform Steps (2) and (3) below.
(2) Apply service brakes
(TM 9-2320-364-10).
(3) Check fittings and air lines 2014,
2143, 2144, 2015, 2874, 2017, 2016,
2018 for leaks (see schematic
Fig 2-45 and 2-46).
(a) If there are leaks at fittings
or air lines, perform Step (6)
below and tighten/replace fittings
and/or repair or replace air lines
(Para 12-36).
(b) If there are no leaks, air lines
and fittings are OK. Perform Step
(4) below.
(4) Check service relay valve No. 3
for leaks (Para 12-15).
(a) If service relay valve No. 3
leaks, perform Step (6) below and
replace valve (Para 12-15).
(b) If there are no leaks, perform Step
(5) below.
(5) Check air chambers for leaks.
(a) If air chamber leaks, perform Step
(6) below and replace air chamber
(Para 12-10).
(b) If there are no leaks, perform
Step (6) below.
(6) Release service brakes.
VISUAL/AUDIBLE INSPECTION
Wear safety goggles when performing leakage tests on valves. Failure to do so may result in serious eye
injury due to high pressure air.
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