User's Manual

4. Linking iOS Application and VST Gateway
▶ You can set up a VST APP and Wi-Fi network for the iOS
▶ VST APP will be downloaded and installed from the App Store.
(APP works properly above iOS version 8.0. It may not normally
operate below version.)
▶ VST APP provides various information about energy management
system and function such as operation and control of boiler / water
heater.
1. Download and install the VST APP from the APP Store on your
smartphone.
2. From the login screen of APP, click the subscription button and
sign up. You can then remote control and monitor the APP.
3. Please read the Terms of Use and Privacy Management carefully
and click the Accept button to start signing up.
4. Enter the required information for signing up.
5. When you are finished signing up, go to the product registration
screen.
6. First of all, press the setting button on the VST Gateway for more
than 5 seconds to scan the connected products.
7. When scanning is complete, press the setup button once and
change to AP mode.
(If Power LED is blinking red, AP mode is entered.)
8. Register in order from the APP registration screen.
(Please refer to the back side for details.)
<AP Mode>
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