TM 5-3810-306-20TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING (CONT’D)MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONStep 2.Oil leaks from engine oil cooler, head gasket, head and E IL cylinder block.a. Refer to troubleshooting logic for ENGINE OIL LOSS.b. Contact Direct Support Maintenance to repair coolant system.25. ALTERNATORNOTCHARGINGORINSUFFICIENTCHARGINGStep 1.Loose or corroded connections.a. Inspect terminals for loose or corroded connections. If OK, do Step 2.b. Tighten and/or clean connections.Step 2.Low charging voltage.a. Using STE/ICE, check alternator output voltage. (Refer to VTM test no. 82.) If OK, do Step 3.b. Replace alternator. (Refer to page 8-3.)Step 3.Fan drive belt slipping.a. Inspect fan drive belt and tensioner. If OK, do Step 2.b. Replace fan drive belt and/or tensioner. (Refer to pages 7-23 and 7-22.)Step 4.Defective battery charge gauge.a. Remove and test battery charge gauge. If OK, do Step 3.b. Replace battery charge gauge. (Refer to page 8-17.)Step 5.Alternator pulley loose on shaft.a. Inspect alternator pulley. If OK, do Step 4.b. Tighten alternator pulley.3-22
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