10-31. GAS-PARTICULATE FILTER MAINTENANCE (M1010) (Cont).
If the following conditions exist,
replace gas canisters (12) and
gas-particulate filter (9):
physical darnage or water immersion; filter
becomes clogged, resulting in insufficient air flow. Replace ALL gas
canisters and gas-particulate filters after operating in an NBC environment.
Loosen 2 clamps (3) and disconnect
hoses (4) from filter manifold (5).
Disconnect ground wire from back of
filter housing (10).
Remove 4 screws (6) and Iockwashers (7), and remove manifold (5). Discard Iockwashers.
If gas-particulate filter (9) is likely to be reused and no arrow is present,
mark an arrow on its side showing direction of airflow.
Remove gas-particulate filter (9).