TM 9-2330-329-14&P
DESCRIPTION AND USE OF CONTROLS AND INDICATORS--Continued
0006 00
PARKING BRAKE/SCHRADER VALVE
KEY
CONTROL OR INDICATOR
FUNCTION OR USE
30
Parking brake valve
Allows release of air from
parking brakes.
31
Schrader valve
Allows an air source other than
the prime mover to refill air
reservoir.