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Generac — Automatic Choke Adjustment

Adjustments · Carburetor choke

From a Generac service manual covering: IM100G, IM80G, NP100G, NP80G. Check it applies to your exact model before use.

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Procedure

  1. Loosen CHOKE SOLENOID adjusting screws.
  2. Adjust choke position so that, with the solenoid pulled in (energized), the choke plate is closed.
  3. With choke plate closed, tighten the adjusting screws.
  4. With solenoid extended, bend tip of the bi-metal until choke plate is about 1/8 inch from vertical and towards the closed position.

Specs & values

  • Choke plate about 1/8 inch from vertical with solenoid extended

Source: Generac 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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