Lock the Buttons
The screen should go blank for a few
seconds. Wait.
Then the hourglass and % will flash
for a few seconds. Wait.
Finally, the screen will revert to the
normal display which shows
temperature setting. The buttons
are now locked.
Press and hold the “FAN”
button until
it turns on, then off, then on again.
Quickly press the
HEAT/COOL/AUTO/OFF button once.
FAN
HEAT COOL
AUTO OFF
1.
2.
Press and hold.
Press once.
Wait.
Blank Screen
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