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 678 of 1313

FIELD MAINTENANCE

WRECKER HYDRAULIC PUMP NOISY

INITIAL SETUP:

Tools and Special Tools

Tool Kit, General Mechanic's: Automotive

(Volume 5, WP

0826, Table 1, Item 56)

Personnel Required

(2)

References

Point to Point Schematics

Volume 5, WP

0820

Equipment Condition

Vehicle parked and engine shut down.

(TM

9-2320-272-10)

TROUBLESHOOTING PROCEDURE

WRECKER HYDRAULIC PUMP NOISY

NOTE

Conduct this malfunction test if hydraulic pump is noisy. This procedure will check fo

r

hydraulic

oil level.

TM 9-2320-272-23-1

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