TM-9-2320-272-23-2
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-2 - Page 351 of 1417
Table
1.
Field Preventive Maintenance Checks and Services - Continued.
ITEM
NO.
INTERVAL
ITEM TO BE
CHECKED OR
SERVICED
PROCEDURE
EQUIPMENT
NOT READY/
AVAILABLE IF:
19
Semiannual
Front Wheels,
Hubs, and Drums
WARNING
•
Completely deflate tire before removing
from axle if there is obvious damage to
wheel components. Failure to comply
may result in injury or death to
personnel.
•
Use caution when inflating tires. Ensure
tire is in a tire cage and properly seated
on rim before inflating. An improperly
seated tire can burst with explosive
force. Failure to comply may result in
injury or death to personnel.
•
Do not work on any component
supported only by lift jacks or hoist.
Always use blocks or proper stands to
support the component prior to any
work. Equipment may fall. Failure to
comply may result in injury or death to
personnel.
•
Air in system is under pressure. Ensure
engine is shut down and all air reservoirs
are drained before disconnecting CTIS
components. Failure to comply may
result in injury or death to personnel.
NOTE
•
Similar left and right side
components are inspected in the
same manner and will be
accomplished simultaneously.
Procedures cover left side only.
•
When documenting discrepancies
for similar left and right side
components, indicate which side is
affected.
•
To simplify maintenance, perform
Items (19a) through (19g)
simultaneously with Items (20a)
through (20c).
a.
On M939 series vehicles, inspect split locking
ring (Figure 3, Item 1) for dents or breaks that could
TM 9-2320-272-23-2
0207
0207-16
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