Cummins/Onan — Verify the Safety Input
Testing & diagnosis · EC-30 safety input
From a Cummins/Onan service manual — check it applies to your exact model before use.
Applies to: Cummins/Onan HDKA, Cummins/Onan HDKB, Cummins/Onan HDKC
Before you start
- If the safety input is not verified by day 30, AUTO GEN is disabled.
Procedure
- Press the AUTO GEN key; the EC-30 requests verification of the SAFETY (IGNITION, PARK or BRAKE) input.
- Turn on or off the appropriate safety input signal (ignition, transmission position, park brake or trailer brake).
- Press ENTER only if the genset is in a safe location for automatic operation.
Specs & values
- Safety Input must change from off to on, or on to off, to reset the 30 day timer
Full service-parts list: Cummins/Onan HDKA →, Cummins/Onan HDKB →, Cummins/Onan HDKC →
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.