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

  TM-9-2320-272-23-1 - Page 978 of 1313

FIELD MAINTENANCE
PARKING BRAKE DOES NOT HOLD VEHICLE ON GRADE
INITIAL SETUP:
Tools and Special Tools
Tool Kit, General Mechanic's: Automotive
(Volume 5, WP
0826, Table 1, Item 56)
Personnel Required
(2)
References
WP
0136
References (cont.)
Volume 3, WP
0420
Volume 3, WP
0421
Volume 3, WP
0422
Equipment Condition
Vehicle parked and engine shut down.
(TM
9-2320-272-10)
TROUBLESHOOTING PROCEDURE
PARKING BRAKE DOES NOT HOLD VEHICLE ON GRADE
NOTE
Conduct these malfunction tests if parking brake does not hold vehicle on grade. This
procedure will check for improper parking brake adjustment, damage to parking brake cable,
worn or damaged brakeshoes and broken or faulty actuating plate.
TM 9-2320-272-23-1
0118
0118-1


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