3-12. CHECK AND CLEAN CAB AIR FILTERS.
If NBC exposure Is suspected, all air filter media should be handled
by personnel wearing protective equipment. Consult your NBC
Officer or NBC NCO for appropriate handling or disposal
a. Check and Clean Cab Recirculating Air Filter.
(1) Loosen two screws (1) securing filter screen (2) and air filter (3) to rear of cab behind seat. Remove air filter
from filter screen. Check air filter for damage or dirt.
(2) Wash air filter (3) in warm, soapy (Item 2, Appendix D) water. Flush with clean water and let air dry.
(3) Install air filter (3) in filter screen (2) and secure to rear of cab with two screws (1).