Cummins/Onan N52M — Set Point Gap
Adjustments · Breaker points
For the Cummins/Onan N52M, from the Cummins/Onan service manual.
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Procedure
- Rotate engine crankshaft clockwise until maximum breaker point gap is obtained.
- Turn cam screw until proper point gap is measured with a feeler gauge.
- Wipe gauge before measuring to remove oil or foreign material.
Tools required
- Feeler gauge Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Point gap .016 inch (.020 on N52M)
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.