Malfunctions; Determine The Co 2 Sensor Type; Malfunctions And Alerts For The Co; C Sensor - Zehnder CO2 Sensor Manuel D'installation

9. Malfunctions

9.1 Determine the CO
1. Activate the menu
2. Leave the menu

9.2 Malfunctions and alerts for the CO

Fault
All 4 LEDs flash orange (0.25Hz,
1x per 4s).
All 4 LEDs flash orange (1Hz,
1x per 1s).
All 4 LEDs flash red (1Hz, 1x
per 1s).
All 4 LEDs flash red (0.25Hz,
1x per 4s).
In case of recurring malfunctions, please contact your local Zehnder representative.
48 - EN
Sensor type
2
3x
+
+
type: RF 0­10 V
Wait 30 sec.
2
Problem
The CO C Sensor is starting up.
2
Too many CO
registered in a single zone (>8).
There is no communication via
ComfoNet.
The CO C Sensor is defective.
2
/ /
C

C Sensor

C Sensors are
2
Solution
Wait until the sensor has started
up (about 10s).
Set the zones correctly using
the ComfoControl App or
connect fewer CO C Sensors.
2
Check the wiring and
connections.
Replace the CO C Sensor.
2