Energy Tech Laboratories EH-01-03 - Manual (Page 8)

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8
Press the HEATING button to select “LOW” or “HIGH” level of warm air.
HUMIDITY:
Press this button, the set room RH% or the default RH% displays. The unit is default at RH 50%.
To set your desired RH%, press HUMIDITY button. The RH% will be adjusted in unit of 5%. The
adjustable RH% range is from 30% to 70%.
LED DISPLAY: Display room temperature or the set RH%
REMOTE CONTROL SENSOR: Point your remote control unit to this position if you operate the unit
with remote control.
7.2 OPERATION
ATTENTION: ENSURE WATER TANK IS FILLED WITH FRESH WATER BEFORE OPERATION.
Use as an Evaporative Air Cooler:
Turn the unit off at the Main Power Switch on the left side and then be sure to remove the plug
from the wall power outlet.
Fill the water tank with cold clean water. For maximum cooling, add ice cubes to the top ice
compartment. Make sure do not over fill, and close the top cover. Make sure that you have
completely dry hands, before plugging the unit back into the wall power outlet. Press the unit
Main Power Switch located on the left side near the top, to the “On” position.
Then press the front panel power button and select cool mode, the “COOL” indicator will light up.
It is recommended to put the fan speed on “High” until the area is initially cooled, then to the
desired fan speed level.
Press HUMIDITY button to show the current RH% (relative humidity %), then press HUMIDITY
button again to set your desired RH%. The RH% will be adjusted in unit of 5%. The RH% will
appear on the LED display. The operation range for RH% is 30% to 70%. If you do not adjust
the RH%, the unit is preset at 50%. Air washer system is working when water is pumping.
Press the SPEED button to select your desired fan speed.
Press OSCILLATE to select your preferred air flow, e.g. air swing from left to right, or fixed
direction of air flow
Check water level in water tank during operation. Once water below minimum level, turn off
power button and Main Power Switch. Then refill the water tank with fresh water in the tank.
Please refer to procedures to fill up water tank.