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TM 9-2320-364-20-2
2-1816
9. SERVICE BRAKES ON AXLES NO. 3 THROUGH NO. 5 DO NOT RELEASE (CONT).
4.
Does quick release valve
release air from service relay
valves?
Replace quick release
valve (Para 12-39).
Verify repair, go to
Step 5 of this Fault.
YES
NO
Brakes adjusted.
Air lines OK.
Brake treadle valve OK.
Double check valve OK.
Quick release valve faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Audible inspection.
If quick release valve fails
closed, air pressure will not be
released and will prevent brakes
from releasing.
WARNING
5.
Do service brakes on Axles
No 3 through No. 5 release?
Fault not corrected.
Notify DS
Maintenance.
YES
NO
Brakes adjusted.
Air lines OK.
Brake treadle valve OK.
Double check valve OK.
Quick release valve OK.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Verify repair.
If service brakes on Axles No. 3
through No. 5 release, fault has
been corrected.
Fault corrected.
Read WARNING
on Page 2-1817
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