Checking Your Humidifier Operation; Troubleshooting Your Humidifier - Honeywell HE120 By-Pass Manuel Du Propriétaire

HE120 BY-PASS DRUM HUMIDIFIER
IMPORTANT
Be sure the humidifier power is off and the humidifier water pan is empty.
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.

CHECKING YOUR HUMIDIFIER OPERATION

After winter startup or maintenance, use the following steps to check the humidifier
operation:
1. Turn on the humidifier power and water supply.
2. Open By-Pass Damper (if installed).
3. Check the water level in the humidifier water pan; water level setting should be
1-3/8 in.
NOTE: Turn the valve adjustment screw, located on the water valve inside the
humidifier, clockwise to lower the water level and counter clockwise to raise it.
4. Turn the Humidity Control to the highest setting.
5. Check that the humidifier pad is rotating.
6. Reset the thermostat and Humidity Control to a comfortable setting.

TROUBLESHOOTING YOUR HUMIDIFIER

Problem What To Look For
Low humidity Furnace blower not
operating.
Rapid air changes.
Drafts (cold air is dry
and is an added load
to the humidifier).
High humidity Condensation on
walls.
Heavy condensation
on windows.
69-1110EF—02
• 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.
• 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.
• Turn off the humidity control and water until
condensation is completely evaporated.
• Turn humidity control down low enough to
eliminate condensation caused by moisture
from bathing, mopping, cooking, etc. If
moisture persists, more ventilation is
needed.
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What To Do