Cummins/Onan — Assemble Centrifugal Switch

Repair & overhaul

From a Cummins/Onan service manual — check it applies to your exact model before use.

Applies to: Cummins/Onan DJB engine

Procedure

1. Install the spacer on the shaft and install the shaft assembly into the gear case, matching it with the cam gear.
2. Install the spring and plunger into the end of the shaft.
3. Install the breaker plate.
4. Install the plunger and diaphragm.
5. Install the breaker points on the breaker plate and set the gap at 0.040 inch.
6. Install the switch cover and reconnect the battery.

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.

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