Unit Maintenance; What Should I Do In Case Of A Malfunction; Chapter For Qualified Personnel; Installation Requirements - Zehnder Rittling ComfoSpot 50 Manual

3.3.1.2 Resetting the filter maintenance display
The filter maintenance indicator must be reset after each air filter change in order to restart the filter maintenance cycle
monitoring. To do this, touch the (+) and (-) keys on the control panel simultaneously for three seconds. The flashing red
filter maintenance LED will go out.
NOTE
As part of filter maintenance for units with a second room connection, check any other air filters that may be present in
the ventilation system.

Unit maintenance

Maintenance of the unit is limited exclusively to the external surfaces of the ventilation unit and the operating surface of
the control panel, which should be wiped down from time to time using a soft, damp cloth – never just wipe dry.
WARNING
Risk due to electric shock
Disconnect the ventilation unit from the power supply before cleaning.
Make sure that no moisture can enter the inside of the housing during cleaning.
Never use a high-pressure cleaner, steam cleaner or steam jet.
NOTE
Never use flammable, acidic, corrosive or abrasive cleaning agents.

What should I do in case of a malfunction?

In the event of a fault message (indicated by the LED fault lighting up continuously), contact customer service.
Information about the type of your ComfoSpot 50 can be found on the type label, which is located under the design cover
of the unit.
NOTE
As a reaction to a fault status, the fans are shut down.
As soon as there is a disconnection, the apartment will no longer be mechanically ventilated. This may result in moisture
and mould problems in the room that requires ventilation.
4

Chapter for qualified personnel

Installation requirements

The following requirements must be assured for the correct installation:
 Installation in accordance with the general and locally applicable safety and installation regulations from, among others,
the electric utility, and in accordance with the regulations stipulated in this manual.
 Outside wall with final construction thickness of minimum 335 mm.
 Sufficient space from objects and for maintenance work (at least 10 cm on extract air side, 20 cm on the supply air
side, 70 cm at the front, and 2 cm above the unit), with regard to the housing surfaces when installed.
 Minimum distances on the facade side of 10 cm for outdoor air and 20 cm for exhaust air; rrecommended suction
opening for the outdoor air with respect to the ground >1 m, however, at least unpolluted air in the suction area t.
 Electrical connection for stationary units for a working voltage range between 100–240 VAC / 50–60 Hz.

Packaging and handling

The ventilation unit and the facade finish are packed in a transport-safe box. Proceed with care when unpacking and
handling the ComfoSpot 50.
NOTE
Do not damage or dispose of the packaging before final installation of the ventilation unit.

Checking the scope of delivery

If damages or incompleteness should be determined at the delivered product, please contact the supplier immediately.
Included in the scope of delivery are:

ComfoSpot 50, including installation kit

Facade finish including installation set

User manual

Product labels for energy-efficiency label
13