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MAINTENANCE AND CLEANING
8. SLEEP CONTROL FUNCTION
1. While in cooling mode, press the SLEEP key to set the temperature. It increases 2°F after an
hour and at most increases 4°F after 2 hours.
2. While in heating mode, press the SLEEP key to set the temperature. It decreases 2°F after
hour and at most decreases 4°F after 2 hours.
3. Press the SLEEP key again to cancel the setting.
9. ALARM
When the water tank is full,"E4" will be displayed on the display panel. To resume operation,
please remove the rubber cap of the drain hose to drain out the water firstly. The E4 warning
will disappear after draining, and then you can restart the unit by pressing the POWER key.
DISPLAY FUNCTIONS
8
In “Sleep” mode, your unit will automatically go into low fan speed allowing the temperature
to slowly drift up (in cooling) or down (in heating). See below: