Itho Daalderop WPU 5G 25 c, User Manual, Page: 25 / 50

f) When setting up the wireless connection, a flashing
dot will be visible on the screen.
g) Once the pairing is completed successfully, the
signal strength of the connection will be displayed on
the screen.
1 = poor | 5 = strong.
h) The thermostat will return to operating status.
If the pairing fails, the symbol will flash on the thermostat
and two white dashes of "--" will be displayed on the
screen. After that, the thermostat will return to the pairing
screen.
Stop the pairing procedure and repeat the procedure from
the start.
i) The ventilation unit is now connected to the
thermostat and the settings are visible in the screen.
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