Stiebel Eltron · Accelera 220 E / 300 E (earlier manual edition)
Stiebel Eltron Accelera 220 E / 300 E (earlier manual edition) error code 0
What it means
No fault
What Stiebel Eltron says to do
The manual gives no specific step for this code. Check the troubleshooting and maintenance sections on the Accelera 220 E / 300 E (earlier manual edition) page, or call a qualified technician.
Last checked 2026-10-03.
Safety first
- WARNING Electrocution: Do not insert objects through the grille into the interior of the appliance. Never spray the appliance with water. Never spray water into the appliance. (pg. 15)
- WARNING Injury: Maintenance work, such as checking the electrical safety, must only be carried out by a qualified contractor. (pg. 15)
From the manufacturer's manual for this series.
The same code on other models
Codes mean different things on different heaters. Match the series to the model number on your rating label.