PNI CT440 Manual Del Usuario página 18

Note: If the temperature on the screen of the central unit does
not update within a maximum of 2 minutes, check again in the
application the status of the thermostat (Online or Offline) and
the set temperature.
Pairing the 5 units
Warning: The 5 units come paired from the factory. Perform this
procedure only if absolutely necessary.
If the thermostat appears Offline in the application, the signal icon
is missing from the screen, and the units do not communicate
with each other, perform the pairing procedure below:
1. Press the on/off button on the receiver unit. The LED next
to the On/Off button will blink if the unit is not connected
to WiFi or will be lit if the unit is connected to WiFi.
2. Long press the button for Zone 1 until the corresponding
LED blinks quickly.
3. Turn off the screen of the first central unit you want to pair
by pressing the on/off button.
4. When the screen is off, press and hold the M button on the
central unit until a 4-digit code appears on the screen. The
code and the WiFi icon blink on the screen.
User manual 18