12. Reattach the drain hose to the drain fitting.
13. Slide the humidifier pad back into the frame.
14. Snap the water nozzle back on the tray.
15. Reattach the tray to the frame.
16. Place the humidifier pad assembly in the humidifier housing and press until the assembly is completely seated.
Be careful not to pinch or kink the water feed tube.
17. Replace the humidifier cover.
18. Verify the humidifier operation by following the steps in the Checking Your Humidifier for Correct Operation
section.
End of Humidification Season
Clean the humidifier and shut it off at the end of the heating season.
Use Every 1 to 3 Months section steps to shut down for the season.
IMPORTANT: Be sure the humidifier power is off.
Vacation
When leaving on vacation, turn off the humidifier water supply and your humidistat.
When you return, turn on the humidifier water supply and reset your humidistat.
Fig. 16. Cleaning your humidifier.
CHECKING YOUR HUMIDIFIER FOR CORRECT OPERATION
After winter startup or servicing, use the following steps to check your humidifier operation:
1. Turn on the humidifier power and water supply.
2. Turn the humidistat to its highest setting and set the thermostat to 10°F (6°C) above the room temperature.
3. Observe that water is flowing out of the drain hose.
NOTE: The furnace blower must be running to activate the humidifier.
4. Reset the thermostat and humidistat to a comfortable setting for automatic operation.
TROUBLESHOOTING YOUR HUMIDIFIER
Table 3. Troubleshooting Humidifier.