TM 5-4310-386-14
a.
General. Keep all lubricants in closed containers and store in a clean, dry place away from external heat. Allow no
dust, dirt or other foreign materials to mix with the lubricants. Keep all lubrication equipment clean and ready for use.
b.
Cleaning. Keep all external parts not requiring lubrication free of lubricants. Before lubricating the compressor
unit, wipe all lubrication points free of dirt and grease. Clean all lubrication points after lubricating to prevent
accumulation of foreign matter.
c.
Service. (figure 4-1)
(1)
The crankcase oil level must be checked at eight hour intervals of operation or more often should oil
consumption increase.
(2)
A new or reconditioned engine shall have the oil changed after 25 hours of operation. Thereafter, the
interval is lengthened to 250 hours.
(3)
Before draining the engine crankcase, operate the engine until the ENGINE HEAD TEMPERATURE gage on
instrument panel reaches a minimum of 110°F (46°C) to ensure suspension and drainage of particles.
(4)
Stop engine. Place container under drain plug (1) located in the center bottom of engine and remove drain
plug (1) and gasket (2).
(5)
After oil has drained completely, install drain plug (1) and gasket (2).
(6)
Refer to paragraph d. below and service the oil filter.
(7)
Remove the engine oil filter cap (3).
(8)
Fill crankcase with oil to the top mark on the dipstick (4).
(9)
Operate the engine until the ENGINE HEAD TEMPERATURE gage reaches 110°F (46°C).
(10)
Stop engine, let stand for five minutes, then check oil level and add oil as necessary to bring it to the top
mark on the dipstick (4).
(11)
Inspect the engine for oil leaks.
d.
Oil Filter Service. (figure 4-2)
(1)
Thoroughly clean the oil filter casing and surrounding areas. Place container under oil filter drain plug (1),
remove drain plug (1) and gasket (2) and let oil drain completely.
(2)
Install oil filter drain plug (1) and gasket (2).
(3)
Remove screw (3) on oil filter, remove filter bowl (4), strainer (5), and seal (6).
(4)
Wash filter bowl (4), strainer (5) and seal (6) in clean diesel fuel.
(5)
Install seal (6), strainer (5), filter bowl (4), and screw (3).
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