5
Operating instruction
Please turn the knob until the screen displays “OF” when you turn
off the machine. You only need to turn the knob to adjust the
required temperature when you start the machine.
When the window is opened, causing the room temperature drop
more than 6°C within 4 minutes, the main screen displays “OP” and
close the valve. If the room temperature rises 3°C, this status can be
released, and it can be release automatically after 48 minutes or
manually.
If the heat sink is not fully opened within two weeks or sued for a
long time, the valve will be blocked due to silting-up, and the heat
sink will not be able to be used. To ensure the normal use of the
heat sink, the controller will automatically open the valve fully every
two weeks. It will running 30 seconds per time, and the screen
displays “Ad”, the returns to normal working state again.
In order to prevent the settings of the controller from being
mistakenly modified by children, long press the knob to activate the
child lock function in the power-on state, and the screen displays
“LC”. If you need to unlock it, please repeat the activation operation.
When TRV in auto mode, if you want to manually change the
temperature, turn the button to adjust the current temperature you
want to set, this temperature will last till next programmed time
period start.
Under OFF state (display “OF”), the mobile APP shows that the anti-
freezing function is on. When room temperature lower than 5
degrees Celsius, the valve open, when temperature rises to 8
degrees Celsius, the valve close.
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