Generac GT-530 / GT-530/990/999 — Reconfiguring the Fuel System (NG to LP)
Adjustments
For the Generac GT-530 / GT-530/990/999, from the Generac owner's manual.
Applies to: Generac GT-530 engine, Generac GT-530 engine
Before you start
- Primary LP regulator not included; must supply 10-12 in water column fuel pressure
Procedure
- Open the roof
- For 10kW: loosen clamp and slide back air inlet hose
- Slide fuel selector on carburetor out towards back of enclosure
- Return inlet hose and tighten clamp
- For 15/20kW: remove air cleaner cover
- Slide selector lever out towards back of enclosure
- Return air cleaner cover and tighten thumb screws
- Close the roof
- Reverse the procedure to convert back to natural gas
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.