TM 9-2350-287-10Table 2-1. Preventive Maintenance Checks and Services for Model M992A1LocationItemIntervalItem toCrewmemberNot Fully MissionNo.Check/ProcedureCapable If:ServiceDRIVER29AfterAPU OilOpen APU front door and checkLevelAPU engine oil level. Add oil tobring level up to full (F) mark ondipstick. Add or drain as needed.DRIVER30AfterAPU FuelTurn MASTER switch and APUClass III leak found.FiltersFUEL SHUT OFF switch to ON.Drain the primary APU fuel filter(back against wall) first and then thesecondary filter until contaminantsare removed. Turn APU FUELSHUT OFF switch and MASTERswitch to OFF. Inspect fuel linesand hoses for damage, leaks, andloose connections.2-51
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