TM 9-2320-260-20
Table 2-1. Unit Level Preventive Maintenance Checks and Services (Contd).
NOT FULLY
ITEM TO
MISSION
PROCEDURE
INTERVAL
CHECK/
No.
CAPABlE IF:
SERVICE
Metal particles
a. Check Oil Level.
Semi-
Engine
17
are found on oil
1. Sample oil level every 60 days or 1,000 mi (1,609
annual
oil and
dipstick or in oil
km). Army Reserve Units shall sample every 120
oil filter
sample.
days or 1,000 mi (1,609 km).
2. Submit oil samples to oil analysis laboratory
immediately.
3. Oil and oil filter element shall be changed only
when directed by oil analysis laboratory.
4. If oil analysis laboratory is not available, change oil
and oil filter element every 6 months or 6,000 mi
(9,654 km).
5. Daily check and adjust the oil level as required
prior to engine operation.
6. Engine dipstick (4) is located on right side of engine.
7. Remove dipstick (4) from dipstick tube (5), turning
counterclockwise.
8. Wipe dipstick (4) and return to dipstick tube (5).
9. Turn dipstick (4) counterclockwise and withdraw
slowly to ensure accurate reading.
10. There are two marks on the dipstick (4), HIGH
and LOW.
11. If engine oil is at or below LOW level mark on dip-
stick (4), reference LO 9-2320-260-12. The quantity
of oil required to raise the oil level from the LOW
mark to the HIGH mark is approximately 7 qt
(6.6 L).
12. Recheck engine oil level after adding oil. Ensure oil
level is between HIGH and LOW.
13. If water or metal particles are detected on dipstick
(4) or in oil sample, notify your supervisor.
2-11
