Troubleshooting Guide - Fresh INTELLIVENT 2.0 Installationsanleitung

TROUBLESHOOTING GUIDE

The fan does not start
The fan is newly installed and has never been started:
Check that the fan impeller runs freely.
Check the position of the safety switch. It must be in posi-
tion I – ON.
Disconnect the power supply to the fan – move the safety
switch to position 0 – OFF and then back to position I – ON.
Check that there is voltage at terminal block L (to be done
by electricians only).
Check that neutral is properly connected by measuring the
voltage across L-N (to be done by electricians only).
The fan has been in use for some time:
Check that the fan impeller runs freely.
Disconnect the power supply to the fan – move the safety
switch to position 0 – OFF and then back to position I – ON.
Leave the fan switched off for about 3 seconds before
switching it back on.
The fan has been cleaned
Check that the fan impeller runs freely
Check the position of the safety switch. It must be in posi-
tion I – ON.
The fan runs non-stop
The blue LED is on constantly
(If the fan has been running non-stop for at least 24 hours)
Check that it is working by opening the bathroom door
and leaving it open for at least half an hour to equalise
humidity levels.
Disconnect the power supply to the fan – move the safety
switch to position 0 – OFF and then back to position I – ON.
18