Change 1 2-1855
TM 9-2320-365-20-2
(1) Move vehicle until hub plug on wheel is
in 12 o'clock position.
(2) Remove wheel hub plug.
(3) Start engine (TM 9-2320-365-10).
(4) Select CTIS inflation mode (TM 9-2320-
365-10).
(5) Listen at wheel hub for audible escape
of air.
(6) If audible escape of air is present, replace
wheel seal (para 12-2).
(7) Install wheel hub plug.
(8) Perform steps 1 thru 5 on remaining
wheels.
(9) If no air is audibly present from wheel
hub, perform Electrical System
Troubleshooting (e82. Central Tire
Inflation System (CTIS) Does Not Operate).
(10) Shut down engine (TM 9-2320-365-10).
