TM-9-2320-279-10-2
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
OPERATOR’S MANUAL VOLUME 2 OF 2
DECEMBER 1998
CHANGE 3
TM-9-2320-279-10-2 - Page 74 of 819
TM 9-2320-279-10-2
PMCS Tables (Cont)
Table 2-6. M984E1 Operator/Crew
Preventive Maintenance Checks and Services (Cont)
NOTE:
Within designated interval, these checks are to be performed in the order listed.
B-Before Operation D-During Operation A-After Operation W-Weekly M-Monthly
Interval
Item to be Inspected
Procedure: Check for and have repaired, filled,
or adjusted as needed
Equipment is
not ready/
available if:
MATERIAL HANDLING CRANE (CONT)
(f) Move MAST control lever (20) to UP
position until the mast (21) is fully
erect and the cylinders are fully ex-
tended. Use BOOM control lever (17)
UP simultaneously as required to
maintain the boom (19) at approxi-
mately 45° above horizontal until the
mast is fully erect. Hold the mast con-
trol lever to UP position for 2-3 seconds
after mast is fully erect to ensure Cyl-
inders are fully filled with oil.
Mast cylin-
der does
not raise
completely
before stop-
ping.
Change 3
2-39
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