Generac — Converting to LP Vapor
Adjustments · fuel selector
From a Generac service manual — check it applies to your exact model before use.
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Before you start
- On models with a single cylinder engine, disconnect and remove the battery if installed.
Procedure
- The generator was configured for natural gas operation at the factory.
- Insert the pin end of the plastic T-handle fuel selector into the hole in the selector tab and pull outward.
- Twist the selector clockwise 90 degrees and allow it to return once aligned with the LP position.
- On 10 kW units, open the roof, loosen the forward clamp on the air inlet hose, and slide the hose away.
- Slide the fuel selector pin on the carburetor out towards the back of the enclosure.
- Replace the inlet hose and tighten the clamp securely.
- On all other models, remove the air cleaner cover and slide the fuel selector pin from natural gas to LP.
Tools required
- plastic T-handle fuel selector Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.