Cummins/Onan — Wire Positioning
Installation · Wiring
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Before you start
- Make sure installation of the bearing plate does not pinch the cable.
Procedure
- Push spark plug cable A firmly into ignition stator E, under the bottom cooling fin.
- Feed alternator cable B through the bracket, under the bottom fin and out the carburetor side.
- Pass alternator lead wire C through the bracket and around the spark plug leadwire.
- Ensure terminal D is in the position shown and not touching metal surfaces.
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.