TM-9-2320-365-20-5
M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 5 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-365-20-5 - Page 543 of 666
TM 9-2320-365-20-5
Change 2
H-17
H-9.
LUBRICATION/SERVICES NOTES
1.
ENGINE CRANKCASE.
Check engine oil level daily.
Change engine oil at initial 5,000 miles (8,045 km). During
the remainder of the 12,000 mile (19,308 km)/18 month warranty period, Units participating in AOAP will sample engine
oil every 3,000 miles (4,827 km) or 6 months, whichever occurs first and change engine oil as directed by AOAP.
Units
not participating in AOAP, will change engine oil every 6,000 miles (9,654 km) or every six months, whichever occurs
first.
After expiration of engine warranty period, Units participating in AOAP will perform engine oil change as directed by
AOAP.
Units not participating in AOAP will change engine oil every 6,000 miles (9,654 km) or every six months,
whichever occurs first, or when operating in dusty areas or under severe operating conditions, change the oil every
3,000 miles (4,827 km) or every three months, whichever occurs first.
Drain engine oil when engine is warm.
Refill
engine crankcase with OE/HDO specified for the ambient temperature.
Engine oil is full when level is within crosshatch
marks on the dipstick.
Do not overfill.
2.
ENGINE OIL FILTER.
Filter is replaced each time the crankcase is drained.
If water or metal particles are detected
during oil filter replacement, notify Direct Support Maintenance personnel before refilling crankcase (para 3-4).
3.
TRANSMISSION.
Check transmission oil level daily.
Change transmission oil at initial 5,000 miles (8,045 km).
During the remainder of the 24 month/unlimited mileage warranty, Units participating in AOAP will sample transmission
oil every 6,000 miles (9,654 km) or 12 months, whichever occurs first and change transmission oil as directed by AOAP.
Units not participating in AOAP will perform transmission oil change every 24,000 miles (38,616 km) or once every two
years, whichever occurs first.
Drain transmission oil when engine is warm.
Refill with OE/HDO specified for ambient
temperature.
Add oil until the proper level is reached (TM 9-2320-365-10).
Do not overfill.
Replace oil filters each time
transmission oil is changed (para 8-9).
4.
POWER STEERING.
Check power steering oil level weekly.
Change the oil every 24,000 miles (38,616 km).
Disconnect upper and lower hoses from steering gear and drain oil.
Refill power steering pump reservoir with OE/HDO
specified for the ambient temperature.
Reservoir is full when oil is between the two marks on the dipstick.
Do not
overfill.
Remove dipstick, wipe clean and install dipstick fully into reservoir.
Remove dipstick and read oil level.
Replace
oil filter each time power steering oil is changed (para 13-8).
5.
FUEL/WATER SEPARATOR.
Replace filter element every 6,000 miles (9,654 km) or once every six months,
whichever occurs first (para 4-13).
6.
FUEL FILTER.
The fuel particle filter is replaced when a new fuel/water separator filter element is installed.
The
normal replacement interval is every 6,000 miles (9,654 km) or once every six months, whichever occurs first (para 4-
14).
7.
ENGINE COOLANT.
Check engine coolant level daily.
Change the coolant and flush the cooling system every
24,000 miles (38,616 km) or once every two years, whichever occurs first.
Fill radiator overflow tank with an Ethylene
Glycol/water mixture as specified in 0-A-548D.
Service the cooling system before the specified interval if:
•
Coolant is heavily contaminated.
•
Engine overheats.
•
Oil cooler has failed allowing oil and coolant to mix.
8.
HYDRAULIC RESERVOIR and FILTER.
Check oil level weekly and make sure oil level gage reads
F (full)
.
Units
participating in AOAP will sample oil annually and change oil and filter as directed by AOAP. Units not participating in
AOAP will change oil and filter every two years.
Drain oil and refill hydraulic reservoir with OE/HDO specified for
ambient operating temperature.
Fill hydraulic reservoir until oil level gage reads
F (full).
Do not overfill.
Replace oil filter
each time oil is changed (para 9-12).
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