2 beeps - Confirmation of Forced heating operation start

What does 2 beeps mean?

Two beeps indicate that the Test Run operation has started in Forced heating mode. This is typically used for servicing purposes.

• User initiated Test Run in Forced heating mode
• Servicing procedure

Click steps to track your progress.

1. 1

   This indicates the unit is now in forced heating test mode.

2. 2

   Follow the servicing procedure outlined in the manual.

3. 3

   To exit this mode, turn the unit off and on again, or follow specific shutdown instructions.