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 690 of 1313

FIELD MAINTENANCE

DUMP BODY WILL NOT HOLD IN RAISED POSITION

INITIAL SETUP:

Tools and Special Tools

Tool Kit, General Mechanic's: Automotive

(Volume 5, WP

0826, Table 1, Item 56)

Test Set, Electronic Systems

(Volume 5, WP

0826, Table 1, Item 51)

Personnel Required

(2)

References

Point to Point Schematics

References (cont.)

Volume 4, WP

0719

Volume 4, WP

0720

Equipment Condition

Vehicle parked and engine shut down.

(TM

9-2320-272-10)

TROUBLESHOOTING PROCEDURE

DUMP BODY WILL NOT HOLD IN RAISED POSITION

NOTE

Conduct these malfunction tests if the dump body will not hold in raised position. This

procedure will check for damaged hydraulic hoses and faulty control valve.

TM 9-2320-272-23-1

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