activity if adequate preservation precautions are taken.
ARMY OIL ANALYSIS PROGRAM
Hard time intervals will be applied to oil changes in the
(AOAP)
event AOAP Laboratory support is not available.
AOAP is an effective maintenance diagnostic tool
NOTE
and not a maintenance substitute. TB 43-0211
Hard time intervals will always apply to oil
must not be interpreted to mean AOAP minimizes,
in any way, the need to employ good maintenance
filter elements.
practices and strong maintenance disciplines.
On-condition (OC) AOAP Laboratory deter-mined oil
SAMPLING REQUIREMENTS
change intervals shall be applied instead of hard time
intervals such as hourly, calendar, or mileage, unless
otherwise notified. The services will be required when
Samples may be taken without WARMING a
directed by an Army Oil Analysis Program (AOAP)
component to operating temperature if the
Laboratory which has analyzed the oil for serviceability.
equipment has been operated within the last 30
days. If the equipment has not been operated
within the last 30 days, the components must be
WARNING
brought to operating temperature.
These
Dry cleaning solvent PD-680 is toxic and
requisites apply to both routine and special
flammable. Wear protective goggles and
sampling.
Oil samples must not be taken
gloves; use only in well ventilated area;
immediately after oil is added. When oil sampling
avoid contact with skin, eyes and clothes,
valve is not available to take oil sample, use a
and do not breathe vapors. Keep away from
vampire pump.
heat and flame. Never smoke when using
solvent; the flash point for Type I dry
SAMPLING PROCEDURES
cleaning solvent is 100F (380C) and for Type
II is 138F (500C). Failure to do so may
1.
Perform DAILY operation checks and
result in injury or death.
services.
Clean fittings before lubricating. Clean parts with dry
NOTE
cleaning solvent, PD-680, Type III.
Dry before
DO NOT ADD OIL immediately prior to taking
lubricating.
oil samples. When operation checks and
services indicate the need to replenish oil
Level of maintenance.
The lowest level of
levels WAIT until after taking samples. New
maintenance authorized to lubricate a point is indicated
oil added immediately prior to taking
by one of the following symbols as appropriate:
samples or before pro-longed operation of
Operator/Crew (C); and Unit Maintenance (O). Unless
components will adversely effect oil analysis
specifically identified, all procedures apply to M113A2,
results.
M577A2, M106A2, M125A2, M1059, M1064, and
M1068 carriers.
2.
Obtain two sample bottles (NSN 8125-01-
082-9697) and two DA Form 2026s from
NOTE
the unit AOAP monitor.
Park carrier on level ground to check oil
levels. Check/lubricate all oil and grease
3.
Start engine (TM 9-2350-261-10).
If
fitting points after washing or fording.
required
(refer
to
Sampling
Requirements), operate carrier to bring
engine and transmission up to normal
operating temperatures.
4.
Stop carrier and lock steering levers (TM
9-2350-261-10).
CARD 2 of 32 Change 4
