ERS symbol displayed — Required additional equipment ERS is needed or active

What does ERS symbol mean?

This symbol indicates that the ERS (Energy Recovery System) accessory is required for certain functions or is currently active in the system.

• ERS accessory is installed and required for current operation
• ERS accessory is installed and active

Click steps to track your progress.

1. 1

   Ensure the ERS accessory is correctly installed and connected.

2. 2

   Refer to the ERS accessory installation instructions for function descriptions.

3. 3

   Check settings related to the ERS product in menu 5.3.12 ('exhaust/supply air module').