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 679 of 1313
WRECKER HYDRAULIC PUMP NOISY - Continued
STEP
1.
IS HYDRAULIC OIL AT PROPER LEVEL?
Check reservoir for proper level.
T0875DAA
Figure 1.
Hydraulic Oil Level.
CONDITION/INDICATION
IS HYDRAULIC OIL AT PROPER LEVEL?
DECISION
YES - Go to Step (2) to verify problem is solved.
NO - Fill reservoir to proper level (Volume 5, WP
0820). Go to Step (2) to verify problem is solved.
STEP
2.
IS YOUR ORIGINAL HYDRAULIC PUMP PROBLEM STILL PRESENT?
a.
Ensure vehicle is returned to normal operating condition.
b.
Check to see if your original hydraulic pump problem still exists.
CONDITION/INDICATION
IS YOUR ORIGINAL HYDRAULIC PUMP PROBLEM STILL PRESENT?
DECISION
YES - Notify supervisor.
NO - Problem fixed.
END OF WORK PACKAGE
TM 9-2320-272-23-1
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