Aprilaire Dehumidifier 65 User Manual download pdf (Page 6)

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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Aprilaire Dehumidifier 65 User Manual Page 6

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