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TM 10-3930-673-20-1
2
21. PARKING BRAKE DOES NOT ENGAGE/DISENGAGE.
INITIAL SETUP
Personnel Required
Tools and Special Tools
Two
Tool Kit, General Mechanic's: Automotive
(Item 18, Appendix F)
References
Equipment Condition
TM 10-3930-673-10
Engine shut down (TM 10-3930-673-10)
Wheels chocked (TM 10-3930-673-10)
START
WARNING
1
KNOWN INFO
TEST OPTIONS
Read WARNING on
None.
Visual inspection.
following page.
POSSIBLE PROBLEMS
REASON FOR QUESTION
Does parking brake light
Hydraulic hoses/connections
This question eliminates possible
faulty.
problems and determines where
illuminate when parking brake
Parking brake valve faulty.
troubleshooting continues.
switch is turned to ON
Accumulator faulty.
position?
Parking brake faulty.
Parking brake pads faulty.
Go to Electrical
Troubleshooting
NO
Fault 43, Parking
brake switch does
not operate.
YES
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