TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 982 of 1313
PARKING BRAKE DOES NOT HOLD VEHICLE ON GRADE - Continued
T0183DAA
Figure 4.
Parking Brake Actuating Mechanism.
CONDITION/INDICATION
IS PARKING BRAKE ACTUATING MECHANISM WORKING PROPERLY?
DECISION
NO - Notify supervision that parking brake is faulty. Action may not be possible at this level of maintenance.
YES - Perform Spring Brake troubleshooting (WP
0136).
STEP
5.
IS YOUR ORIGINAL PROBLEM STILL PRESENT?
a.
Ensure vehicle is returned to normal operating condition.
b.
Check to see if your original parking brake problem still exists.
CONDITION/INDICATION
IS YOUR ORIGINAL PROBLEM STILL PRESENT?
DECISION
YES - Notify supervisor.
NO - Problem fixed.
END OF WORK PACKAGE
TM 9-2320-272-23-1
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