Installation Guide

58 Rinnai Tankless Water Heater Installation and Operation Manual
This tankless water heater is set up for natural
gas and indoor installations as default. When
power is connected for the first time, you need
to confirm the settings below or change them
properly.
If proper settings are
not selected before you
use the tankless water
heater, it will cause a hazardous situation which
results in personal injury or property damage.
WARNING
Confirm/change initial settings of the tankless
water heater by choosing one of the two options
below:
•
Option 1 (recommended): Confirm/change
settings from a smart device using
Bluetooth Low Energy (BLE).
•
Option 2: Confirm/change settings from the
tankless water heater controller.
3. Open the Rinnai Central app from your
smart device and log into the Rinnai
Central app with a professional account.
4. Push the Bluetooth button on the
controller. The Bluetooth LED light turns
solid.
To confirm/change initial settings of the tankless
water heater from a smart device using BLE
(recommended), follow the steps below:
Note: To utilize BLE, your connecting device
(smartphone, tablet, computer, etc.) needs to
have Bluetooth 4.0 or a newer version. Contact
your connecting device manufacturer if you are
not sure if your connecting device has Bluetooth
4.0 or a newer version.
1. Download the Rinnai Central
app by scanning the following
QR code:
SEt
Figure 53
Sample Screen
2. Supply power to the tankless water heater
for the first time. The controller displays
“SEt” and the Priority button LED light on
the controller is blinking.
5. Tap “Connect to a Rinnai Tankless Water
Heater” on the Rinnai Central app. You will
hear a beeping sound when pairing between
the app and water heater is established.
SEt
Figure 54
6. Follow the steps in the Rinnai Central app
to confirm and/or change your tankless
water heater settings.
7. When settings are complete, the controller
display will be blank.
Figure 55
Figure 56