HE220A AND HE260A BY-PASS FLOW-THROUGH HUMIDIFIERS
3. Remove the humidifier pad assembly from the humidifier by grasping the tray
and pulling it toward you.
4. Pull one side of the humidifier pad assembly frame toward you and remove the
tray from the frame.
5. Gently pinch the water nozzle catches inward until you can lift the water nozzle
off the tray.
6. Slide the humidifier pad out of the frame.
7. Carefully scrape any mineral deposits from the tray and frame. Be sure the
frame drain hole has nothing blocking it.
8. Clean the humidifier pad with a putty knife.
NOTE: If excessive mineral deposits are present, replace with a new pad.
9. Disconnect the drain hose from the drain fitting on the bottom of the humidifier
housing.
10. Clean the drain fitting, if necessary.
11. Bend the drain hose to loosen any mineral deposits.
12. Flush the drain hose with pressurized water (a running tap) to clean the hose.
13. Reattach the drain hose to the drain fitting.
14. Slide the humidifier pad back into the frame.
15. Snap the water nozzle back onto the tray.
16. Reattach the tray to the frame.
17. 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.
18. Replace the humidifier cover.
19. Verify the humidifier operation by following the steps in the Checking the
Humidifier for Proper Operation section.
End of Humidification Season
Clean the humidifier and shut it off at the end of the heating season. Use the Every 1 to
3 Months section, steps 1 through 18 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 humidity
control. Turn on the humidifier water supply and reset your humidity control when you
return.
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