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TM 9-2320-364-20-3
2-2159
(1) Remove valve cap from any valve
stem on Axles No. 1 or No. 2.
(2) Using tire gage, deflate any one tire
on Axles No. 1 or No. 2 to 40 psi
(276 kPa).
(3) Start engine (TM 9-2320-364-10).
(4) Set CTIS controller selector to
HIGHWAY.
(5) Press CTIS START button.
(6) Check pressure in all tires with tire
gage.
(a) If all tires are not deflating, turn
OFF ENGINE switch and go to
Step 3 of this Fault.
(b) If all tires are deflating, wheel
valves are OK.
(7) Turn OFF ENGINE switch.
PRESSURE CHECK
Wear safety goggles when performing leakage tests on valves. Failure to do so may result in serious
eye injury due to high pressure air.
Exercise extreme caution when working around wheels or under truck while engine is operating.
Movement of truck may cause injury or death to personnel.
NOTE
Tires must be deflated to 60 psi (414) kPa)
or less to perform this test.
Troubleshooting procedures are the
same for Axles No. 1 and No. 2 as
well as Axles No. 3 through No. 5.
Axles No. 1 and No. 2 are covered
in this procedure.
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