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OPERATION
ABOUT THE CONTROLS ON YOUR UNIT
NOTE: After power failure, unit automatically restores last programmed settings.
1. ON and OFF MODES
ON MODE – Places unit in ready or operation mode. OFF MODE – Places unit in standby mode.
NOTE: The LED above the ON/OFF button will be green when unit is ON and red when the unit is
OFF. All other LEDs will be off when unit is set to OFF mode. Power remains connected to unit.
2. TEMP CONTROL
Temp Control is used to maintain room temperature. Compressor will cycle on and off to keep
room at the requested level of comfort.
COOLER – Lowers temperature. Minimum temperature setting is 61°F/16°C.
WARMER – Raises temperature. Maximum temperature setting is 86°F/30°C.
3. OPERATING MODE
MODE-COOL – For cooling
MODE-HEAT – For heating
NOTE: For heat pumps, raising the heat setting 5°F (2.8°C) will cause unit to use
electric heating elements for one cycle, to reach new requested temperature quickly.
4. FAN SPEED Set fan operation for HI, LO and AUTO speed.
Auto Fan Mode – Adjusts the indoor fan speed to balance comfort and quietness. Fan speed will
increase the farther away from the selected room temperature to quickly reach desired room temperature.
As the unit approaches selected temperature, the indoor fan slows down to a quieter comfort level.
5. TIMER MODE
Timer ON – When the unit is ON, the Timer ON function can be set.Time setting range is 0.5 to 24 hrs.
When the selected time is reached, the unit will turn ON and operate according to system settings.
Timer OFF – When the unit is OFF, the Timer OFF function can be set.Time setting range is 0.5 to 24 hrs.
When the selected time is reached, the unit will turn OFF.
Timer Setting – Press Timer button to set timer function.The Timer LED will turn ON and "88" will
be displayed. Press the up or down arrows to select the desired time.
MODE-DRY – For cooling with additional moisture removal.
MODE-FAN – For fan-only operation
Fig. 24 – ETAC II
Display and Touchpad
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