TM 9-2320-366-20-4
11-9. FOOT CONTROL VALVE AND BRAKE FOOT PEDAL REPLACEMENT (CONT)
e. Follow-On Maintenance.
(1) Install instrument panel assembly (para 7-15).
(2) Start engine (TM 9-2320-366-10-1).
(3) Check around foot control valve and hoses for air leaks.
(4) Shut down engine (TM 9-2320-366-10-1).
(5) Open secondary air tank drain valve (TM 9-2320-366-10-
1).
(6) Push in SYSTEM PARK control (TM 9-2320-366-10-1).
NOTE
Audible alarm will sound during performance of
steps (7) through (9). FRONT BRAKE light in
lighted indicator display will illuminate and
FRONT BRAKE AIR pressure gage will read "0"
psi.
Complete steps (7) through (9) before air
pressure builds up in secondary air tank.
(7) Start engine (TM 9-2320-366-10-1).
(8) Position main light switch to SERVICE DRIVE (TM 9-
2320-366-10-1).
NOTE
Rear brakes should lock up and brake lights
should illuminate during step (9).
(9) Set transmission to first gear, accelerate to
approximately 5 mph, and apply maximum foot brake
pedal.
(10) Pull out SYSTEM PARK control (TM 9-2320-366-10-1).
(11) Close secondary air tank drain valve (TM 9-2320-366-10-
1).
(12) Run engine until audible alarm no longer sounds.
(13) Shut down engine (TM 9-2320-366-10-1).
End of Task.
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