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TM 10-4320-311-14
Table 4-1. Unit Preventive Maintenance Checks and Services - Continued
W - Weekly
Q - Quarterly
M - Monthly
S - Semiannually
Interval
Item
Item
To Be
Procedures
No.
W
M
Q
S
Inspected
2
Engine
Lube Oil
Drain lube oil from engine crankcase, into a suitable container, by
removing oil drain plug (1) from pipe coupling (2) located on the lower
left of the sound enclosure front panel assembly. Replace drain plug
(1) after oil drains.
Remove and service oil strainer (paragraph 4-32). Refill engine
crankcase with approximately 0.75 quart of the proper viscosity lube
oil. (Refer to Appendix H.)
With engine sitting level, remove dipstick (1), and wipe clean with a
lint-free cloth (Appendix E, Section II, item 6)
4-7
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