*See Note 13 for lubricant specification number.
1 . ARMY OIL ANALYSIS PROGRAM
temperatures above -15°F (-26°C).
(AOAP). For Active Army units, obtain
Relubricate with lubricants specified in
s a m p l e s from engine and automatic
Key for temperatures below -15°F (-26°C).
transmission every 50 hours of operation
If OEA lubricant is required to meet the
o r 60 days (whichever comes first).
t e m p e r a t u r e ranges prescribed in the
Reserve and National Guard activities
Key, OEA lubricant is to be used in place
will use 50 hours or 120 days as the
of OE/HDO-10 lubricant for all
prescribed sample intervals. Reserve and
temperature ranges where OE/HDO-10 is
N a t i o n a l Guard equipment in frequent
specified in the Key.
u s e during active training period will
adhere to the schedule for Active Army
3 . OIL CAN POINTS. Each 50 hours
units. As a minimum, one sample from
lubricate throttle and governor linkage,
e a c h unit's two week active training
pins and clevises, door hinges and all ex-
period will be submitted for each item of
posed adjusting threads with OE/HDO.
equipment. Send these samples to the
nearest AOAP laboratory. Refer to TB
4. OIL CAN POINTS.
Each 50 hours
43-0210 for sampling instructions. When
lubricate accelerator bellcrank, brake and
or if AOAP laboratory support is
hydraulic valve linkages with OE/HDO 10.
unavailable, hard time intervals will app-
5 . OIL CAN POINTS. Each 50 hours
l u b r i c a t e yoke pins, ball and socket
joints, pivot pins, door fasteners and con-
trol linkages with OE/HDO 30.
Do not hold oil samples. Submit oil
samples as soon as they have been
6. ENGINE OIL LEVEL HOT OR COLD
CHECK. Cold engine, oil level should be
at high mark on dipstick. Hot engine, oil
Seasonal oil changes will be made
l e v e l must be between high and low
due to expected temperatures. (See
marks on dipstick (allow to set 5 minutes
2. FOR OPERATION OF EQUIPMENT IN
7. ENGINE. Oil is to be changed each
PROTRACTED COLD TEMPERATURES
time an engine oil change is directed by
BELOW -15°F (-26°C).
AOAP laboratory. When AOAP laboratory
lubricants prescribed in Key for
CARD 9 OF 10