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TM 9-2320-360-20-1
NOTE
Air system pressure must be in the
90-125 psi operating range to begin
brake system troubleshooting. If the
air pressure cannot be maintained
within operating range proceed to
AIR SYSTEM TROUBLESHOOTING.
Press and hold treadle valve while checking for
air leaks.
Press and hold treadle valve while
assistant checks brake chambers for air
leaks.
2-725
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