TM 9-2350-287-10Table 2-1. Preventive Maintenance Checks and Services for Model M992A1LocationItemIntervalCrewmemberNo.Not-Fully MissionItem toProcedureCapable If:Check/ServiceCREWMEMBER8Before Crew Auto-Clean eyes of four optical fire-sensingmatic Fireassemblies with lens paper (Item 37,Extinguishing Appendix D).System(AFES)OPTICAL FIRE-SENSING ASSEMBLYCOMMANDER9Before Crew Auto-Perform the following checks atmatic Firecrew T/A panel. If indications belowExtinguishingdo not occur, troubleshoot crewSystemAFES (p. 3-1 8).(AFES)a. Maintenance switch must be ina. Maintenancehorizontal AFES POWER ONswitch in verticalposition.AFES MAlNTposition.b. Make sure driver has turnedb. POWER ONMASTER switch to ON. POWER ON lamp not lit.lamp on crew T/A panel should light.NOTEThe crew AFES automatically goesthrough the BITE test cycle.2-34
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