LO-9-2350-247-12
CARRIER, CARGO TRACKED, 6-TON: M548A1 AND M548A3; CARRIER, ELECTRONIC WARFARE SYSTEMS, TRACKED, 6-TON: M1015A1
LUBRICATION ORDER
JULY 1994
LO-9-2350-247-12 - Page 2 of 43
ARMY OIL ANALYSIS PROGRAM (AOAP)
7. With engine operating, remove dust caps from the
engine and transmission oil sampling valves.
AOAP is an effective maintenance diagnostic tool and
not a maintenance substitute. TB 43-0106 and TM 9-
8. Open sample valve on engine oil filter and drain a
2300-422-23&P must not be interpreted to mean that
small amount of oil into a container to clear valve of grit
AOAP minimizes in any way the need to employ good and contamination. (Properly dispose of container
maintenance practices and strong maintenance disci-
and oil upon completion of sample taking.) Fill sam-
pline.
pling bottle to the neck shoulder and seal it. Attach DA
Form 2026 to sampling bottle.
SAMPLING REQUIREMENTS
Samples may be taken without warming a component
to operating temperature if the equipment has been
operated within the last 30 days. If the equipment has
not been operated within the last 30 days these requi-
sites apply to both routine and special sampling. Sev-
eral hours of operation are needed to completely mix
old and new oils.
FILL TO
SAMPLING PROCEDURES
HERE
1. Perfrom AFTER operation checks and services.
NOTE
DO NOT ADD OIL immediately prior to taking oil
samples. When AFTER operation checks and
services indicate the need to replenish oil levels,
WAIT until after taking samples. New oil added
9. Close oil sample valve and install dust cap.
immediately prior to taking samples will adversely
effect oil analysis results.
10. Take oil sample from transmission in the same
manner (steps 7 thru 9).
2. Obtain two sample bottles (NSN 8125-01-082-
9697) and two DA Form 2026 from the unit AOAP
11. Stop engine (TM 9-2350-247-10).
monitor.
12. Lower crew seat and center floor plate (TM 9-
3. Start engine (TM 9-2350-247-10). If required (see 2350-247-10).
Sampling Requirements), drive carrier to bring engine
and transmission up to normal operating tempera-
13. Deliver sample bottles to the unit AOAP monitor.
tures.
NOTE
4. Stop carrier and set the brakes (TM 9-2350-247-
For location of nearest AOAP Laboratory and
10).
complete information about AOAP, refer to TB 43-
0106. "Oil filters shall be serviced/cleaned/changed
5. Place range selector in the N (Neutral) position
as applicable, when:
and keep engine running. On M548A3, lock the steer-
ing wheel (TM 9-2350-247-10).
a. They are known to be contaminated, or
clogged;
6. Raise crew seat and center floor plate (TM 9-2350-
b. Service is recommended by AOAP Labo-
247-10).
ratory analysis, or
c. At prescribed hard time intervals."
Card 2 of 40
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