TM 9-2320-366-10-1
Table 2-1. Preventive Maintenance Checks and Services (All Models) (Cont)
Location
Item
No.
Interval
Item to
Check/
Service
Crewmember
Procedure
Not Fully
Mission Capable
If:
NOTE
• Oil pressure will increase when engine speed increases and will decrease
when engine speed decreases.
• Engine oil pressure will be lower when engine is at maximum operating
temperature (WATER TEMP gage reads 230F) (110C).
12
Before
OIL PRESS
Gage (Cont)
b. Check that engine OIL
PRESS gage indicates
between 15-80 psi
(103-552 kPa).
b. Gage
indicates less
than 15 psi
(103 kPa).
NOTE
Perform check (13) only if vehicle is equipped with tachometer.
13
Before
Tachometer
Check that tachometer
indicates between 750-850
rpm while engine is at idle.
If tachometer indicates
engine rpm outside of 750-
850 rpm range, notify Unit
Maintenance.
Change 1
2-63
