TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
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TM 9-2350-311-20-1 c. Disassembly To prevent possible chemical or biological agent casualties, contaminated gas and particulate filters must be removed and disposed of only by adequately trained personnel. The unit commander or senior officer in charge of maintenance personnel assigned to remove and dispose of contaminated gas fitters must prescribe necessary protective clothing (TM 10-277) to be worn during this operation. The officer must also prescribe necessary safety measures, including decontamination, that must be performed before new gas filters are installed in housing assembly (FM 3-5). NOTE If any part of air purifier is damaged, replace immediately. 1 Remove four airflow caps (5) from air purifier manifold (4). 2 Remove four screws (9), four Iockwashers (11 ), and air purifier manifold (4) from housing (17). Discard Iockwashers. 12-5 WARNING