Aprilaire 65 Dehumidifier User Manual


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TURNING ON AND SETTING CONTROL
1. Press the ON button.
2. Use the
buttons to set the control at 30%.
Increasing the humidity setting will increase humidifier run time, resulting in higher
humidity levels.
Decreasing the humidity setting will decrease humidifier run time, resulting in lower
humidity levels.
SEQUENCE OF OPERATION
Normal Mode
•Whenthemeasuredhumidityislowerthanthesetting,thecontrolwillactivatethe
humidifier,andONwillblinkontheLCDdisplay.
•Whenthemeasuredhumidityincreasesto3%RHabovethesetting,thecontrolwill
deactivate the humidifier, and the LCD will display a solid ON.
Operating Limits
•Ifthecontrolsensestemperaturebelow40°Forabove99°F,thecontrolwillnotallowthe
humidifier to operate, and ON and
*
willblinkonthedisplay.
•Thecontrolwillresumenormaloperationoncethetemperatureiswithinthespecifiedlimits.
Technical Support is available Monday through Friday, 7:00 a.m. to 5:00 p.m. CST, at
(800)334-6011.Usetheguideonthefollowingpagetohelpfindandcorrectsystemfaults.
Contact Technical Support before replacing the control or for additional troubleshooting.
TROUBLESHOOTING
When the control detects an internal error, it
will stop controlling, deactivate the humidifier,
and the LCD will display the Error Code. See
Figure 10. The control will attempt to recover
from the error every 10 minutes. The Error Code
will continue to be displayed as long as the
errorconditionexists.Buttonpressesarenot
registered when in Error Mode. Cycling power to
the control will not clear the code and the control
will need to be replaced.
ERROR CODES
FIGURE 10 – Error Code Screen
90-1645
TEST MODE
1. Press and hold the ON button for 5 seconds to enter Test Mode.
a.VerifyallLCDsegmentsblinkeverysecond.
b. Verify humidifier turns on.
2. After 5 minutes or after pressing the OFF button, the control will enter Off mode.
Verify the humidifier turns off.
HUMIDITY SETTING
•ThecontrolmustbeONtoadjustthehumiditysetting.
•The
(up) and (down) buttons are used to increase or decrease the humidity setting.
•ThefirstpressofeitherbuttonwilldisplaythecurrentsettingontheLCDdisplayandSET
will be displayed below the % sign.
•Eachsubsequentpushoftheupordownbuttonswillchangethesettingby1%.
•Ifabuttonishelddown,thesettingwillcontinuallychangeby1%every1/2secondforas
long as the button is pressed.
•ThecontrolwillreturntoNormalMode,displayingthemeasuredhumidity,5secondsafter
the last button press/release.
OFFSET
An offset can be applied to the humidity reading to
avoid discrepancies with other humidity measuring
devicesinthehome.Allow48hoursforthecontrolto
acclimate before applying an offset. The control must
be ON to enter the Offset screen.
•PressandholdtheOFFbuttonfor5secondsto
enter the Offset screen. See Figure 9.
•The
buttons can be used to set an offset
value between -5% RH and +5% RH.
•ThecontrolwillreturntoNormalMode,displaying
the measured humidity, 5 seconds after the last
button press/release.
FIGURE 9 – Offset Screen
90-1638
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