HR cell bypass test

To test the operation of the heat recovery cell bypass damper:

  1. Select Settings.
  2. Use the Arrow buttons to select Service menu.
  3. Select OK.
  4. Use the Arrow buttons to select HR cell bypass test:
  5. Select OK.
    The Bypass flap position display opens:
  6. Use the Arrow button to select the damper position. The options are:

    • Normal operation — The bypass test of the heat recovery cell is not turned on and the bypass damper moves normally.

    • Heat recovery — The damper is in the winter position (closed) and the air flow passes through the heat recovery cell.

    • Bypass — The damper is in the summer position (open) and the air flow is directed past the heat recovery cell.

  7. Open the ventilation unit door to ensure that the damper moves into the right position.
  8. Select Back.
  9. The cell bypass test is now complete.