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3. Operation Instructions
a. Screen Lock
1) There is automatic screen lock function. No operation for more than 30 seconds, screen
will automatically lock, and screen will dim while the lock button will light on, and other
button light will be off.
2) Press “ ” for 3 seconds to unlock the screen; screen and buttons will light on.
3) Press “ ” for 3 seconds to lock the screen; screen will be dark; lock button lights on
and other buttons will light off.
4) Only “ ” works under off-screen; other buttons work after screen on.
5) Lock Period: only “ ” lights on. If with Wi-Fi, “ ” and “ ” light on.
b. Power On
Press “ ” for 3 seconds to unlock screen. Press “ ” to power on machine.
c. Temperature Setting
Press “ ” and “ ” to display and set temperature under screen on.
d. Mode Selection
Heating/Cooling/Auto
Press “ ” to switch among heating” ”, cooling” ” and auto mode” ”.
1) Heating mode “ ”: Water temperature setting range(18-40°C)
2) Cooling mode “ ”: Water temperature setting range(12~30°C)
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