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Check the Humidifier Operation

DIGITAL HUMIDIFIER CONTROL

Set the knob to “Test/Reset”, make sure that the water saddle
valve is open and that there is electricity to the humidifier. The
HVAC fan must be running for the humidifier to function. NOTE:
Turning the knob to “Test/Reset” resets the “Change Water
Panel” timer. The humidifier will only operate for 1 minute in test
mode. (Model 400 and 400M: Floats must be down for the
solenoid valve to allow water flow.) Reduce the Humidifier
Control setting to the recommended inside humidity, depending
on the outside temperature. 

DO NOT LEAVE IN TEST MODE

AS HUMIDIFIER WILL NOT OPERATE.

NOTE:

If the control knob is left in the test/reset position, after 1

minute the display will flash the software revision level e.g. r1.

MANUAL HUMIDIFIER CONTROL

Set the knob to the highest setting, make sure that the water
saddle valve is open and that there is electricity to the humidifier.
The HVAC system must be operating for the humidifier to
function. Confirm that the solenoid valve is energized and water is
flowing into the humidifier. Return control knob to desired setting.

Annual Summer Shutdown

Digital Humidifier Control in Automatic Mode (see 

Figure A

and Blower Activation switch is in the ”OFF” position: 
No adjustment is necessary.

Digital Humidifier Control in Automatic Mode (see 

Figure A

and Blower Activation switch is in the ”ON” position: 
Set the knob to the “OFF” position.

Digital Humidifier Control in Manual Mode (see 

Figure B

): 

Set the knob to the “OFF” position.

Manual Humidifier Control (see 

Figure C

): 

Set the knob to the “OFF” position.

Summary of Contents for 60

Page 1: ...Automatic Digital and Manual Humidifier Control Models 60 62 4655 Operating Instructions INSTALLER Please leave this Operation Manual with the homeowner ...

Page 2: ...C system has been idle for one hour the humidifier control will activate the HVAC system fan to sample the air for 3 minutes If the RH is lower than the set point the humidifier control will activate the humidifier and keep the fan running The humidifier will continue to operate for 2 hours or until the humidification set point is reached If the RH set point has not been reached by the end of a ca...

Page 3: ... needs to be set initially to match your home s condition Please follow these steps when adjusting your control refer to Figure A 1 Turn the dial setting knob to 5 which is within the normal range During the next 24 48 hours it may be necessary to adjust the dial for more or less humidity depending on your personal comfort and home s requirements Refer to TABLE 3 Operation Guide 2 During the colde...

Page 4: ...romise between humidity levels that would be most desirable for comfort and humidity levels that are suitable for protection of your home and to avoid condensation on your windows For example a wintertime indoor humidity of 50 may be considered ideal for comfort but unfortunately it probably would result in condensation which can cause damage to your home Observing the recommended humidity levels ...

Page 5: ...cked even if there is no call for humidity See Check the Humidifier Operation on page 12 ADDITIONAL INFORMATION Your humidifier is a precision system that will accurately maintain the humidity in your home For every 2 F change in outdoor temperature the Digital Humidifier Control will automatically adjust the indoor RH by 1 The Digital Humidifier Control will accurately control the humidity in you...

Page 6: ...error code on the display E1 E2 E3 or E4 and call your heating and air conditioning dealer Model 60 only Yellow Change Water Panel light flashes Figure A Refer to the Humidifier Owner s manual for instructions on changing the Water Panel or call your heating and air conditioning dealer for service After the Water Panel is replaced turn the Control knob to the Test Reset position until the green Hu...

Page 7: ...on after 1 minute the display will flash the software revision level e g r1 MANUAL HUMIDIFIER CONTROL Set the knob to the highest setting make sure that the water saddle valve is open and that there is electricity to the humidifier The HVAC system must be operating for the humidifier to function Confirm that the solenoid valve is energized and water is flowing into the humidifier Return control kn...

Page 8: ......

Page 9: ...P O Box 1467 Madison WI 53701 1467 Phone 800 334 6011 Fax 608 257 4357 www aprilaire com 10008993 8 13 B2205132B Printed in U S A 2013 Aprilaire A division of Research Products Corporation ...

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