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Generac — Throttle Linkage Adjustment

Adjustments · throttle linkage / governor

From a Generac owner's manual covering: IMPACT 36, IMPACT-34 plus, Impact-36 plus. Check it applies to your exact model before use.

Applies to: Generac Impact-36 plus, Generac GN-220 engine

Before you start

  • Do not overbend the spring clip or it will lose its clamping force

Procedure

  1. Start generator, then shut it down right away and observe throttle lever rotate counterclockwise as engine coasts to stop
  2. Verify gap of 0.003 inch (0.08-0.5mm) between stop tab on throttle lever arm and stop block on carburetor die casting
  3. With pliers, lightly compress spring clip on carburetor lever arm to allow linkage rod to slide freely
  4. Rotate throttle lever to adjust gap to 0.003 inch clearance
  5. Release spring clip to secure adjustment

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • gap 0.003 inch (0.08-0.5mm)

Full service-parts list: Generac Impact-36 plus →

Source: Generac owner'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.

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