CHAPTER 14: MAINTENANCE OF M8A3 GAS/PARTICULATE FILTER UNIT TM 9-2350-256-2014-1 REPLACE/REPAIR M8A3 FILTER UNIT SYSTEMTHIS TASK COVERSa.Removalb.Disassemblyc.Assemblyd.Installatione.TestINITIAL SET-UPTools:Parts:Tool kit, general mechanic's (Appendix C, item 53)• Lockwashers (29) (Appendix G, item 116)• Lockwashers (2) (Appendix G, item 128)Test Equipment:Tester, airflow (Appendix C, item 52)Reference:TM 9-2350-256-10WARNINGRemove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts a metal surface a directshort may result in heating of tools, damage to equipment, and injury or death to personnel.a.REMOVALRight Side1Disconnect and remove cable assembly (1) from circuit breaker and switch assembly (2) and M2A2 air purifier (3).2Disconnect and remove cable assembly (4) from circuit breaker and switch assembly (2) and dome light (5).3Remove ground wire (6) from M2A2 air purifier (3) by removing screw (7) and lockwasher (8).4Remove circuit breaker and switch assembly (2) by removing two screws (9) and two lockwashers (10).5Disconnect and remove rigger's hose (11) and commander's hose (12) from manifold of M2A2 air purifier (3) andclamps (13).6Disconnect mechanic's hose (14) from clamp (15) and manifold of M2A2 air purifier (3). Remove six clamps (16)by removing from each screw (17) and lockwasher (18).7Remove two clamps (13) and clamp (15) by removing from each screw (19) and lockwasher (20).14-2
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