22 • Start Up
GX-2009 Operator’s Manual
3. After a few seconds the LCD displays the following screen prompting you to release the
AIR button.
4. The unit will take a few seconds to adjust the fresh air readings, then return to the Normal
Operation Screen.
Turning Off the GX-2009
1. Press and hold the POWER MODE button for about three seconds to turn off the unit. The
buzzer will sound and the LCD back light will turn on.
2. Release the button when the LCD is blank. The unit is off.
A d j
RELEASE
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