TM 9-2320-279-10-1
Change 8
2-43
Table 2-1. Preventive Maintenance Checks and Services for Models M977 thru M985E1
Location
Item
No.
Interval
Item to
Check/
Service
Crewmember
Procedure
Not Fully Mission
Capable If:
DRIVER
13
Before
Instru-
ments
Continued
e. Air Cleaner Restriction
Indicator.
WARNING
If NBC exposure is suspected,
all air filter media should be
handled by personnel wearing
protective equipment. Consult
your unit NBC Officer or NBC
NCO for appropriate handling
or disposal instructions.
NOTE
Bouncing or jarring of indicator
may put indicator in red zone
while air cleaner elements are still
good. Turn engine off and press
reset button to recheck indicator.
Check air cleaner restriction
indicator. If indicator window
shows completely red with
engine off, service air cleaner
element (para 3-8).
Air Cleaner Restric-
tion Indicator cracked
or unserviceable.