TM 9-2320-365-20-2
i6. FRONT BRAKES DO NOT APPLY (CONT)
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
YES
NO
Audible and Visual Inspection
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
Audible and Visual Inspection
6.
7.
POSSIBLE PROBLEMS
Faulty air hose 218.
Faulty air hose 217.
Faulty front axle quick release
valve.
Is air present at tee fitting
when applying brakes?
A blocked or leaking air hose
218 may cause front brakes
not to apply.
Replace damaged/blocked air hose 218
(para 11-19).
POSSIBLE PROBLEMS
Faulty air hose 217.
Faulty front axle quick release
valve.
Is air present at front axle
quick release valve supply
port when applying brakes?
A blocked or leaking air hose
217 may cause front brakes
not to apply.
NO
Replace damaged/blocked air hose 217
(para 11-19).
YES
Replace front axle quick release
valve (para 11-15).
Air tanks pressurized.
Rear brakes OK.
Air hose 208 OK.
Foot control valve OK.
Air hose 206 OK.
Air hose 202 OK.
Front brake two-way check
valve OK.
Air tanks pressurized.
Rear brakes OK.
Air hose 208 OK.
Foot control valve OK.
Air hose 206 OK.
Air hose 202 OK.
Front brake two-way check
valve OK.
Air hose 218 OK.
(2-1697 Blank)/2-1698 Change 1
