Cummins/Onan — AC Receptacle Inspection
Testing & diagnosis
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Procedure
- Connect terminals of receptacle with a piece of wire.
- Using an ohmmeter, check for continuity between terminals.
- If there is no continuity, receptacle is defective and must be replaced.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.