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Cummins/Onan — Service Procedure

A Cummins/Onan service procedure — check it applies to your exact model before use.

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Before you start

  • ) Use care when reassembling and

Procedure

  1. Lead tagged G goes to ground terminal on coil
  2. Lead tagged H goes to either H' terminal on
  3. Make an indicating mark with a file across a point

Source: manual:927-0754 Onan CCK-CCKA-CCKB (Spec A-J) Engine Service Manual (03-1986)L.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.