INTERVALITEMNO.ITEM TO BE INSPECTEDPROCEDUREEquipment isNot Ready/AvailableTM 5-4320-306-10Table 2-2. Preventive Maintenance Checks and Services - ContinuedB - Before OperationA - After OperationD - During OperationW - WeeklyBDAW28Alternator.There is evidenceof arcing, over-heating, binding,WARNINGor cracking.Engine must be shut down when inspectingalternator (1).CAUTIONAvoid grounding or shorting the alternator.Never disconnect battery while alternatoris operating.Remove negative battery cable from batterybefore tightening connection on alternator.Avoid making contact across the two batteryposts. This can result in severe arcing.Visually inspect wire for loose ring terminals (2), looseconnection at alternator post (3), corrosion at ringterminals (2) or alternator posts, burn marks atconnections (arcing), damaged insulation (4), burnedor melted insulation (overheating), and frayed or wornspiral wrap tubing (5).Visually inspect alternatorbearing support (6) forcracks or discolorationdue to overheating.Visually inspect voltageregulator (7) for looseness.2-39
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