Cummins/Onan — Gain Adjustment
Adjustments · Cummins model EFC electric governor
From a Cummins/Onan operator's manual covering: KTA51, KTA52, KTA53, KTA54, KTT52. Check it applies to your exact model before use.
Applies to: Cummins/Onan DFLA, Cummins/Onan DFLB, Cummins/Onan DFLC, Cummins/Onan DFM, Cummins/Onan KTT52
Procedure
- Close the main line circuit breaker and apply approximately 1/4 of the rated load.
- Make sure the engine speed is constant.
- Turn the GAIN potentiometer clockwise slowly until the engine speed is not constant.
- Slowly turn the potentiometer counterclockwise until a constant speed is achieved, then an additional 1/2 division.
Specs & values
- Apply approximately 1/4 of rated load
Full service-parts list: Cummins/Onan DFLB →, Cummins/Onan DFLC →, Cummins/Onan KTT52 →
Source: Cummins/Onan operator's 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.