Generac Guardian 24kW USB Warning
What it means: Listed as a warning. Warnings do not disable the unit or require immediate correction. No specific description given.
What to do
Unless correctly trained to correct and clear warnings, contact an IASD or trained service technician. To clear the message, press OFF on the controller, then ENTER.
When to call service
The manual directs you to an authorized Generac service dealer for this code if the steps above do not clear it. A warning: the unit may keep running, but the cause needs attention.
Source: official Generac manual, page 26, read . Summary of the manual, not a reproduction.
Models this manual covers
Generac Guardian 24kW, Generac Guardian 22kW, Generac Guardian 26kW, Generac Guardian 18kW, Generac Protector XG 48kW, Generac Protector XG 40kW, Generac EcoGen 15kW, Generac Protector XG 80kW, Generac Protector 20kW Diesel (RD02025).
Other Guardian 24kW codes
Questions
What does Generac USB Warning mean?
Listed as a warning. Warnings do not disable the unit or require immediate correction. No specific description given. (Generac manual for the Guardian 24kW, page 26.)
How do I fix Generac USB Warning?
Unless correctly trained to correct and clear warnings, contact an IASD or trained service technician. To clear the message, press OFF on the controller, then ENTER. The manual says to contact an authorized service dealer if it continues.
Fuel, gas and electrical work on a standby generator is for qualified technicians; follow the safety section of the manual. All 54 Guardian 24kW codes →