ENGINE CRANKCASE OIL (SEE/HMMH)

TM 5-2420-224-10

DAILY NOTES (CONTINUED):

Note 1

Engine oil must be checked before starting engine or with engine stopped, and allowed to drain into

crankcase for several minutes (page 2-17).

Add OE/HDO (item 7, 8, or 9, App. D) or OEA (item 10, App. D) as required using filler pipe (1) to bring

level up to maximum (MAX) mark on dipstick (2).

Engine oil must be sampled at 50 hours of operation or 90 days, whichever occurs first, for active Army

units (Reserve and National Guard activities will use 50 hours or 180 days) as prescribed by DA PAM

738-750, Functional Users Guide for the Army Maintenance Management System (TAMMS).

2-70.6

Change 2