What to do if my Komfovent Fan indicates 'Change extract air filter'?
If the Komfovent Fan displays a message to change the extract air filter, it means the extract air filter is blocked. To resolve this, shut down the unit and replace the filter.
Why is the extract air flow low in my Komfovent Fan?
If you have low extract air flow in your Komfovent Fan, check the pressure pipes, air dampers, air filters and make sure that the ventilation system is not blocked, as the cause may be too high resistance of the ventilation system.
What to do if my Komfovent VERSO Pro S heat exchanger is icing?
If your Komfovent Fan's heat exchanger is icing, it might be due to a low outdoor temperature and high room humidity. You should check the operation of the rotation heat exchanger drive or the air bypass damper of the plate heat exchanger.
Why is the electric heater off on my Komfovent VERSO Pro S Fan?
If the electric heater on your Komfovent Fan is off because it's disconnected due to too low air volume, the protection resets automatically as soon as the heater cools down. It is recommended to increase the ventilation intensity level.
What causes a heat exchanger failure in my Komfovent Fan?
If your Komfovent Fan's heat exchanger has failed, it could be due to a blocked or non-rotating rotor, or a by-pass damper failure. Check the rotor drive, replace the belt, or check the by-pass channel operation.
How to fix low supply air flow in my Komfovent VERSO Pro S Fan?
If you're experiencing low supply air flow with your Komfovent Fan, it might be due to high resistance in the ventilation system. Check the pressure pipes, air dampers, and air filters to ensure that the ventilation system isn't blocked.
How to switch off service mode on Komfovent VERSO Pro S?
If your Komfovent Fan is in service mode, which is a temporary mode activated by service personnel, you can switch it off by simply deleting the alert message.
Why is my Komfovent Fan electric heater off?
If the Komfovent Fan heater is off, this could be due to it being disconnected because of too low air volume. Once the heater cools down, the protection will reset automatically. It's recommended to increase the ventilation intensity level.
What to do for an extract air temperature sensor failure in Komfovent VERSO Pro S Fan?
If the extract air temperature sensor has failed in your Komfovent Fan, check connections of the sensor or replace the sensor, as the discharged air temperature sensor might not be connected or broken.
What should I do if my Komfovent VERSO Pro S Fan has an external fire alarm?
If your Komfovent Fan shows an external fire alarm, delete the alarm message and restart the unit when the fire signal disappears, as a fire signal has been received from the fire signalization system of the building.
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