TM 9-2350-277-20-5REPLACE M13 NBC FILTER SWITCH (M1068A3 ONLY) 0805 00THIS WORK PACKAGE COVERS:Removal (page 0805 00-1).Installation (page 0805 00-2).INITIAL SETUP:Maintenance LevelUnitTools and Special ToolsGeneral Mechanic’s Tool Kit (WP 0926 00, Item 65)Materials/PartsLockwasher (2)Lockwasher (2)Lockwasher (2)Lockwasher (2)Personnel RequiredUnit MechanicReferencesSee your -10Equipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)Battery ground lead disconnected (WP 0338 00)REMOVAL1. Loosen two mounting screws (1) securing air filter switch assembly (2) to top plate. Remove cover (3) from switchassembly.2. Remove circuit 537C lead (4) and ground lead (5) from air filter ON lamp (6) on switch assembly (2).3. Remove circuit 579A lead (7) from circuit breaker (8) on switch assembly (2) and Y-connector (9).4. Remove circuit 579C lead (10) from air filter switch (11) on switch assembly (2).5. Remove two mounting screws (1), lockwashers (12), washers (21), and switch assembly (2) from top plate. Discardlockwashers.0805 00-1
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