4 - EN
Zehnder Quick User Guide_REV00-05-2022_Subject to change
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Left (multicolour LED):
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RED permanent: heating mode.
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BLU permanent: cooling mode.
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YELLOW blinking: an error occurred.
(see notifications on the app)
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Right (GREEN):
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Fast blinking: ComfoNet BUS off.
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Slow blinking: ComfoNet is connecting.
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Permanent ON: ComfoNet properly
connected and working.
5. Connection and commissioning: check and test - set-up (installer)
In case of retrofitting installation, is strongly suggested that the ComfoAir Q has the latest firmware with a
minimum of release 1.10 otherwise proceed with a proper upgrade (see ComfoAir Q manual).
To initialize the product, proceed as follows:
STEP
ACTION
1
Place the ComfoAir Q in its designed place.
2
Install the ComfoClime as explained in the ComfoClime installer manual.
3
Connect the main ducts to the upper part of the ComfoClime.
4
Connect the condensation drain to the drain network through an external wet siphon (10cm guard), choosing
the preferred side (see ComfoClime installer manual).
5
Connect the unit to the power supply: firstly the ComfoAir Q and secondly the ComfoClime. They switch on
automatically.
6
Perform the ComfoAir Q commissioning following the instructions on its display
(See ComfoAir Q installer manual).
6. Normal maintenance and cleaning
It’s strongly recommended to perform a proper maintenance and cleaning, following the messages appearing in the
CAQ display (filters replacement); an accurate cleaning must be performed at least every 2 years by Zehnder service
personnel.
It’s mandatory that only authorized personnel can operate on the internal components of the unit.
7. Warranty
The product is covered by European warranty for a period of 2 years from the date of installation and test.
8. Front LEDs meaning
In the front panel there are two function LEDs:
9. Troubleshooting
In case of problems or malfunctioning it is recommended not to intervene personally but contact the
authorized service company or Zehnder hotline.
Prior to contact the service assistance check the User Manual.
Zehnder Group IT
Via G. di Vittorio 6
41100 Campogalliano (MO), Italy
