4
WARNING
Risk of injury from touching the fan during operation
Without an exterior wall panel, the fan is freely accessible and there is a risk of contact.
Make sure that the ventilation unit is disconnected from the power supply.
Notes on operation of the ventilation unit
Standard operation of the unit
This unit can be used by children aged 8 and over and also persons with reduced physical, sensory or mental abilities, or
a lack of experience and knowledge provided that they are under supervision or have been instructed on the safe use of
the unit and understand the risks that result from it. Children must not play with the unit. Children must not carry out cleaning
and user maintenance without supervision.
Operating
variants
The ComfoAir 70 offers the following variants that can be combined for convenient operation:
Operation on the unit – standard version with internal control panel.
Operation with ComfoLED – optional: External, wired control panel (max. cable length 25 m).
Radio-based operation – optional: Radio networking via RF module, connection hub and Zehnder Connect app.
NOTE
The external control panel and the connection hub are only suitable for use in indoor areas.
Proper
use
The ComfoAir 70 is intended for the ventilation of living rooms and spaces with a similar use. Any other use or any
use beyond this is considered improper use.
The ventilation unit is intended for use in rooms with a humidity level of approx. 40% to approx. 70% RH. It must not
be installed in rooms where the relative air humidity is permanently above 80% during operation.
The ventilation unit is not suitable for smoke extraction or drying buildings, for rooms with aggressive and corrosive
gases or for rooms with extreme dust levels.
The ventilation unit may only be operated when fully assembled with all the components (including facade finish).
Intended use also includes observing all instructions in the user manual.
In the event of improper use, the Zehnder Group accepts no liability for any damage that may occur and no warranty for
the proper and functional operation of the ventilation unit.
Guarantee conditions, warranty and liability
Guarantee
conditions
The manufacturer grants a guarantee of 24 months from installation or a maximum of 30 months from the date of
manufacture on the device. Warranty claims may only be asserted for material defects and/or design faults that have
occurred during the warranty period.
The costs of removal and installation on site are not covered by the warranty. The same applies to natural wear and tear.
Zehnder reserves the right to change the design and/or configuration of its products at any time with no obligation to adjust
products already supplied accordingly.
Warranty
In the event of a warranty claim, the unit must not be disassembled without the written consent of the manufacturer. Spare
parts are only covered by the warranty if they have been supplied by the manufacturer and fitted by an approved technician.
The warranty shall be null and void if:
The warranty period has elapsed.
The installation has not been carried out in accordance with the applicable regulations.
The unit is operated without a filter and without a facade finish.
Original parts have been replaced by non-original parts.
Unauthorised changes or modifications to the unit have been made.
The defects are due to improper installation, improper use or neglected maintenance of the system.
Liability
The ComfoAir 70 is intended for the ventilation of apartments, offices and similar rooms. Every other use is deemed as
"improper use", and can lead to damaging the ComfoAir 70, or to personal injury, for which the manufacturer cannot be
held liable.
The liability of the manufacturer becomes null and void in the following cases:
Failure to observe the instructions specified in this manual pertaining to safety, operation and maintenance.
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