Perform charging system output test; determine needed action. Alternator Rotor Testing Microsoft Word version Fillable PDF version Alternator Stator Testing Microsoft Word version Fillable PDF version Charging System Output Test Microsoft Word version Fillable PDF version Inspect, adjust, and/or replace generator (alternator) drive belts; check pulleys and tensioners for wear; check pulley and belt alignment. Alternator Disassembly Microsoft Word version Fillable PDF version Alternator Drive Belt Microsoft Word version Fillable PDF version Alternator Identification Microsoft Word version Fillable PDF version Remove, inspect, and/or replace generator (alternator). Remove and Install Alternator Microsoft Word version Fillable PDF version Perform charging circuit voltage drop tests; determine needed action. Charging System Diagnosis Microsoft Word version Fillable PDF version Diagnose charging system for causes of undercharge, no-charge, or overcharge conditions; determine needed action. Charging Circuit Voltage Drop Microsoft Word version Fillable PDF version