Rinnai Zen I24 User And Installation Manual page 34

How to register(for iOS users)
5 - Press Ⓐ (Wi-Fi) button of temperature controller
for 3 seconds to enter registration mode.
● Registration can only be done when heating and hot water
are turned OFF on temperature controller.
6 - Check the 4-digit unique ID displayed on the
display window of temperature controller.
● Registration mode is turned OFF after 10 minutes.
● The following letters and numbers can appear on tem-
perature controller.
Letters :
Numbers :
Run the Rinnai boiler application and select ID of
temperature controller.
7 - Press Ⓐ (Home) button on your device and then
press Ⓑ (Setting) button.
(4-digit unique ID)
Ⓐ
Ⓑ
43
Ⓐ