TM-9-2320-272-24-1

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4

JUNE 1998

  TM-9-2320-272-24-1 - Page 113 of 1015

TM 9-2320-272-24-1
Table 2-1. Unit Preventive Maintenance Checks and Services (Contd).
ITEM
INTERVAL
ITEM TO
CHECK/
PROCEDURE
NO.
SERVICE
NOT FULLY
MISSION
CAPABLE IF:
12
Semi-
Front
NOTE
annual
springs,
propeller
Lubrication of universal and slip joints will be
shaft,
accomplished while performing other inspection
universal
tasks in that same area. Tighten, repair, and/or
and slip
replace components of universal, slip joints, and
joints,
propeller shafts when found to be damaged or worn,
and axle
as required. If maintenance is required at a higher
(Contd)
level, records should reflect closest point of reference
to ensure proper identification of components
requiring service.
d. Lubricate universal and slip joints on transfer
case-to-front axle propeller shaft adapter every 3,000 mi.
(4,800 km) or 3 months, whichever occurs first.
e. Inspect universal and slip joints on transfer
case-to-front axle propeller shaft for damage or worn
components. Replace worn components (para. 3-149).
CAUTION
Breathers and axle around breathers must be wiped
clean before servicing to prevent damage to axle
from contamination.
f. Remove, clean, and lubricate axle breathers every
1,000 mi. (1,600 km) or monthly, whichever occurs first
(para. 3-154).
LUBRICANTS
OE/HDO
Lubricating oil, internal
combustion engine
(MIL-L-2104)
OEA
Lubricating oil, internal
combustion engine (arctic)
(MIL-L-46167)
EXPECTED TEMPERATURES
ABOVE 15°F
+40°F TO -15°F
+40°F TO -65°F
(ABOVE -9°C)
(+4°C TO -26°C)
(+4°C TO -54°C)
OE/HDO 30
OE/HDO 10
OEA
2-25


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