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TM 9-2320-364-20-2
2-1772
Air lines crimped.
Dash manifold valve faulty.
Spring brake valve faulty.
4. PARKING BRAKES ON AXLES NO. 3 AND NO. 5 DO NOT APPLY.
INITIAL SETUP
1.
Are air lines 2611, 2612, 2622
and 2638 free from crimps?
Replace air lines
(Para 12-36).
Verify repair, go to
Step 4 of this Fault.
START
YES
NO
Nothing.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Visual inspection.
If air lines are crimped, air
pressure will not be exhausted.
This will cause the brakes not to
apply.
2-24. BRAKES SYSTEM TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
Pressure Test Kit (Item 50, Appendix G)
Personnel Required
Two
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
References
TM 9-2320-364-10
WARNING
Materials/Parts
Locknuts (6) (Item 110, Appendix F)
Read WARNING
on Page 2-1773
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