SYSTEM CHECKOUT
1.Replace the cover by snapping it into the Humidifier Control base. Also replace the knob onto the Control.
2.TurnBlower Activation switch to OFF
3.Restore power to the HVAC system.
4.Activate the HVAC system or heat pump (Fan or Heat).
5.Once the blower is operating, rotate the knob of the Humidifier Control Clockwise to the “Test/Reset” position. When the knob is set in the “Test/Reset” position, the green “Humidifier On” light will illuminate. After 5 seconds, the green “Humidifier On” light will blink, indicating a system reset.
6.If the Humidifier Control and humidifier are set up properly, you should hear the solenoid valve click into the open position. On the Model 800 Steam Humidifier, the “Steam” light will illuminate green. In the “Test/Reset” position, the humidifier will operate for 1 minute. If the Humidifier Control is left in the “Test/Reset” position for more than 1 minute, the “H” terminals will open (closing the solenoid valve), and the knob and display backlights will flash, indicating that the Humidifier Control is still in the “Test/Reset” position.
7.If the humidifier does not activate with the Humidifier Control in the “Test/Reset” position, refer to the troubleshooting guide.
Blower Activation Test
•Deactivate HVAC system or heat pump.
•Turn knob to OFF.
•Set switch to Blower Activation ON.
•Turn the knob to Test/Reset. The Humidifier On light will illuminate. After 5 seconds, the green “Humidifier On” light will blink, indicating a system reset.
•If the Humidifier Control and humidifier are set up properly, the solenoid valve should click and the HVAC blower should activate.
•If the humidifier does not activate with the Humidifier Control in the “Test/Reset” position, refer to the troubleshooting guide.
•If HVAC blower does not activate with the Humidifier Control in the "Test/Reset" position, refer to the troubleshooting guide.
8.Setting the Humidifier Control:
•If the home is occupied, set the Humidifier Control to “Normal”. (For Manual Mode, set to 35%.)
•If the home is vacant, set the Humidifier Control to “OFF”.
•If in Manual Mode and system is installed during cooling season, set the Humidifier Control to “OFF”.
9.Instruct the homeowner to refer to the Aprilaire Owner’s Manual for the initial adjustment period.
10.Make sure the red “Call Dealer for Service” light is not flashing. If the red “Call Dealer for Service” light is flashing, refer to the troubleshooting guide.
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