Troubleshooting
G 10 CL-1 – 6721824785 (2021/12)
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5
Troubleshooting
Table 3
Problem
Status
Remedy
The indoor unit
cannot be
controlled via the
app.
Gateway online
Check settings in the app.
Gateway offline
Gateway remains offline.
Gateway remains
offline.
Indoor unit shows
the WLAN symbol.
Check internet connection of the
router.
Indoor unit does not
show the WLAN
symbol.
▶ Check security settings of the
router.
▶ Check if the configuration of the
router displays the gateway.
▶ Bring the router closer, or use a
WLAN repeater.
Pairing with
smartphone is not
necessary.
Smartphone is not
supported (e.g.
OnePlus 5T).
Use another smartphone.
Smartphone is
supported but there
is a problem when
connecting.
▶ Use correct login data.
▶ Use WLAN instead of mobile data.
▶ Deactivate location services.
Smartphone is
supported but the
router cannot be
found.
▶ Bring the router closer, or use a
WLAN repeater.
▶ Set the signal frequency of the
router to 2.4 GHz.
Port forwarding
Port forwarding on
the router does not
function.
Set port 5222, 443 or 80.
Incorrect router is
connected.
Another router
should be
connected.
Switch off the router or reset the
settings in the app.
