LO-9-2320-279-12
M977 SERIES, 8X8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
LUBRICATION ORDER
DECEMBER 1998
LO-9-2320-279-12 - Page 35 of 37
NOTES
b. During lubricant changes on the No. 2 and
No. 3 axles,
clean
the lube pump filter screen. To
completely drain No. 2 and No. 3 axles, remove
plug at bottom of power divider in addition to drain
plug in bottom of differential housing.
c. Fill No. 1 and No. 2 differential housings to a
level even with bottom of CHECK and FILL plug
hole.
d.
When filling No. 3 and No. 4 differentials, fill to
bottom of CHECK and FILL hole, then raise one
end of axle 8 in. (203 mm) to allow lubricant to flow
out to wheel bearing. Lower the axle and refill.
Raise other end of axle the same way, then lower
and refill again.
e. When refilling No. 2 and No. 3 differentials,
add 1 Qt (0.94 L) of lubricant through fill hole in top
of power divider.
7. OILCAN POINTS. Every 1,000
mi (1 600 km)
or monthly; lubricate doors, side panels and en-
gine cover hinges, locks, and latches.
Copy of this lubrication order will remain with the
equipment at all times; instructions contained here-
in are mandatory.
By Order
of
the Secretary of the Army:
DENNIS J. REIMER
General, United States Army
Chief of Staff
Official:
JOEL B. HUDSON
Administrative Assistant to the
Secretary of the Army
05660
DISTRIBUTION:
To be distributed in accordance with the Initial
Distribution Number (IDN) 380553, requirements
for LO 9-2320-279-12.
LO 9-2320-279-12
CARD 35 OF 35
*U.S. GOVERNMENT PRINTING OFFICE:1999-454-099/80010
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