TM 9-2350-256-10(b)M2A2airpurifier.The M2A2 air purifier assembly (5) has an M13 particulate filter, an M12A1 gasfilter, and an M1A1 air purifier precleaner in a steel housing. The M12A1 gas filter has a flow of up to12 cubic feet per minute (0.34 cubic meters per minute). Four outlet sockets are provided forattaching hoses. When less than four crew members use the unit, one of the airflow sockets iscovered by a control cap without a centerhole. The other sockets, when not in use, are covered withcontrol caps with a centerhole.(c)Springclip.Spring clip (10) covers air holes (11) in the center of the housing during shipment,storage, when not in use and when the vehicle is being cleaned. During operation, the spring clipmust be removed from the air intake holes by moving it down.(d)Hoseassemblies.Each hose has two coupling halves. One end attaches to the unit and the otherattaches to a protective mask.(e)Cableassemblies.Four cables are required for each M8A3 filter unit. They connect the filter unit,switch and circuit breaker to the dome light power receptacle.2-191
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