TM 9-2320-269-10
INSTRUMENT PANEL CONTROLS - CONTINUED
KEY
CONTROL OR INDICATOR
FUNCTION/USE
6
FUEL GAGE
Registers level of fuel in tank when key switch is turned on.
CAUTION
Low air pressure indicator red light will come ON, warning buzzer will sound, if either gage, or both,
register below 80 psi (552 kPa) air pressure. If this should happen while driving, stop the truck and check
out the cause of air pressure loss. If necessary, drive carefully to organizational maintenance.
7
WARNING INDICATOR, LOW
Red warning light comes ON, air pressure drops below 80 psi (552
kPa).
AIR PRESSURE
8
PRIMARY AIR PRESSURE
Registers air pressure being supplied to primary brake system, by air
GAGE
9
SECONDARY AIR PRESSURE
Registers the air pressure being delivered to the secondary (dual)
GAGE
brake system.
TA 222514
2-5
