Generac Guardian 24kW Overcrank
What it means: Fault during initial startup. The generator may exceed the normal number of start attempts because air accumulated in the fuel system during installation.
What to do
Reset the alarm and restart up to two more times, if necessary. If the unit still fails to start, contact an IASD for assistance.
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. The unit stops or will not start until the cause is cleared.
Source: official Generac manual, page 19, 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 Overcrank mean?
Fault during initial startup. The generator may exceed the normal number of start attempts because air accumulated in the fuel system during installation. (Generac manual for the Guardian 24kW, page 19.)
How do I fix Generac Overcrank?
Reset the alarm and restart up to two more times, if necessary. If the unit still fails to start, contact an IASD for assistance. 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 →