Cummins/Onan PCC 3100 — Torque Tester / Current Transformer Installation Check
Adjustments · CT installation
For the Cummins/Onan PCC 3100, from the Cummins/Onan service manual.
Applies to: Cummins/Onan DGBB, Cummins/Onan DGBC, Cummins/Onan DGCA, Cummins/Onan DGCB, Cummins/Onan DGCC, Cummins/Onan DGDA, Cummins/Onan DGDB, Cummins/Onan DGDK, Cummins/Onan DGEA, Cummins/Onan DGFA, Cummins/Onan DGFC, Cummins/Onan PCC 3100
Procedure
- Verify the dot on the CT faces toward the generator.
- Verify CT21 is on U load leads, CT22 on V load leads, CT23 on W load leads.
- Verify the correct CT secondary terminal (pin 2 high voltage / pin 3 low voltage) is used.
- Check CT/PT wiring if a 335 Reverse Power shutdown occurs.
Full service-parts list: Cummins/Onan DGBB →, Cummins/Onan DGBC →, Cummins/Onan DGCA →, Cummins/Onan DGCB →, Cummins/Onan DGCC →, Cummins/Onan DGDA →, Cummins/Onan DGDB →, Cummins/Onan DGEA →, Cummins/Onan DGFA →, Cummins/Onan DGFC →, Cummins/Onan PCC 3100 →
Source: Cummins/Onan service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.