T4 Alternator Drive System - Check
- Check the tension of the alternator drive belt. If the tension is off, adjust the tension.
- Check the nut on the alternator pulley. If the nut is loose, tighten the nut and retest the system.
- If all of the previous steps find no problems go to Testing and Adjusting, "T3 Charging System - Test".
Caterpillar Information System:
26SI Series Alternator T3 Charging System - Test
26SI Series Alternator T2 Electrical System Current - Test
26SI Series Alternator T1 Alternator Output - Test
3512B Marine Auxiliary Engine Fuel Conservation Practices
3512B Marine Auxiliary Engine Before Starting Engine
26SI Series Alternator Normal Operation
On-Highway Engines Electronic PTO Installation and Application Guide Switches
3512B Marine Auxiliary Engine Cooling System Operation
3406E On-Highway Engine Boost Pressure Sensor - Remove and Install
3406E On-Highway Engine Inlet Air Temperature Sensor - Remove and Install
3406E On-Highway Engine Atmospheric Pressure Sensor - Remove and Install
3406E On-Highway Engine Fuel Temperature Sensor - Remove and Install
26SI Series Alternator T5 Alternator Current - Test
26SI Series Alternator T6 Residual Magnetism Restoration
26SI Series Alternator T7 Identifying Source of Current Draw - Test
26SI Series Alternator T8 Alternator Overcharging - Test
26SI Series Alternator Initial Troubleshooting Procedure
3512B Engine Engine Oil and Filter - Change
26SI Series Alternator General Information
26SI Series Alternator Component - Test
26SI Series Alternator Alternator - Assemble
26SI Series Alternator Alternator - Disassemble
3512B Marine Auxiliary Engine Fuel System Secondary Filter - Replace
3512B Marine Auxiliary Engine Cooling System Coolant (DEAC) - Change