6
HE365A,B POWERED FLOW-THROUGH HUMIDIFIER
69-1427–2
15. Replace the humidifier cover.
16. Verify the humidifier operation by
following the steps in the Checking
Your Humidifier for Proper Operation
section.
End of Humidification Season
The humidifier needs to be cleaned and
shut off at the end of the heating season.
Use the Every 1 to 3 Months section, steps
1 through 15, to shut down for the season.
IMPORTANT
Be sure the humidifier power is off.
Vacation
The humidifier water supply and your
humidity control can be turned off. Turn on
the humidifier water supply and reset your
humidity control when you return.
CHECKING YOUR
HUMIDIFIER OPERATION
After winter startup or servicing, use the
following steps to check the humidifier
operation:
1. Turn on the humidifier power and water
supply.
TROUBLESHOOTING YOUR HUMIDIFIER
Problem What to Look For What to Do
Low
humidity
Furnace blower
not operating.
• Reset circuit breaker or check for blown fuse.
• Check that the furnace power is on.
• Check all external wiring connections.
• Check the humidity control setting.
• Call a professional heating contractor.
Rapid air changes.
Drafts (cold air is
dry and is an
added load to the
humidifier).
• Keep doors and windows closed.
• Close fireplace damper when not in use.
• Keep exhaust fan running time to a minimum.
• Seal around doors and windows.
High
humidity
Condensation on
walls.
• Turn off humidity control and water until
condensation is completely evaporated.
Heavy
condensation on
windows.
• Turn humidity control down low enough to eliminate
condensation caused by moisture from bathing,
mopping, cooking, etc. If moisture persists, more
ventilation is needed.
2. Turn the H8908B Convertible Humidity
Control to the highest setting, or the
H1008A Automatic Humidity Control to
the test position, and set the thermo-
stat to 10°F (6°C) above the room
temperature.
NOTE: The H1008A Automatic
Humidity Control stays in the
test mode for thirty minutes.
After thirty minutes, the
control automatically resets to
the maximum frost factor
setting. If system checkout
has not been completed in
thirty minutes, the test mode
can be extended by turning
the dial back to one of the dial
settings and then returning it
to the test mode.
3. Observe that water is flowing out of the
drain hose.
NOTE: The furnace blower must be
on to activate the humidifier.
4. Reset the thermostat and H8908B
Convertible Humidity Control to a
comfortable setting or the H1008A
Automatic Humidity Control to the
desired frost factor setting, for auto-
matic operation.
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