warning Ideal

Error Code F7

Low mains voltage — insufficient electrical supply to the boiler.

? What Causes This

Inadequate voltage from the electricity source or faulty wiring connections.

How to Fix It

  1. Contact a qualified electrician.
  2. Check with your electricity provider for line issues.

Source: page 9 of the official manual

From the manual

Manual page 9 — Ideal error F7

This error code appears in:

Ideal Boilers I 24