PLATE AS.-LH 3079572 - Caterpillar

Probable Causes
Alternator drive belts
Charging circuit
Regulator
AlternatorRecommended Actions
Alternator Drive Belts
Inspect the condition of the alternator drive belts. If the alternator drive belts are worn or damaged, replace the belts. Refer to Disassembly and Assembly, "Alternator - Remove" and Disassembly and Assembly, "Alternator - Install". Check the tension on the alternator drive belts. Adjust the belt tension if the tension is incorrect. Refer to Disassembly and Assembly, "V-Belts - Remove and Install".Charging Circuit
Inspect the battery cables, wiring, and connections in the charging circuit. Clean all connections and tighten all connections. Replace any faulty parts.Alternator or Regulator
Verify that the alternator or the regulator is operating correctly. Refer to Systems Operation, Testing and Adjusting, "Alternator - Test". The alternator is not a serviceable item. The alternator must be replaced if the alternator is not operating correctly.