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Home›Repair guides›Tester is in R x 1 range.

Cummins/Onan — Tester is in R x 1 range.

For these Cummins/Onan models: K1000, K1200, K1400, K1800, K2100, K2500, K3000, K3500, K400, K450, K800.

Applies to: Cummins Onan K1000, Cummins Onan K1200, Cummins Onan K1400, Cummins Onan K1800, Cummins Onan K2100, Cummins Onan K2500, Cummins Onan K3000, Cummins Onan K3500, Cummins Onan K400, Cummins Onan K450, Cummins Onan K800

Procedure

  1. 1. Remove the capacitor from 4P coupler.
  2. 2. Connect tester probes to the + and —
  3. 3. Reverse the tester probe connections.

Source: manual:981-0504 Onan K-series Portable Genset Workshop Service Manual (10-1995).pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.