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HE220, HE260 HUMIDIFIER AND INSTALLATION KIT
9 69-1645EF
TROUBLESHOOTING YOUR HUMIDIFIER
Table 3. Troubleshooting Humidifier.
Problem What to look for What to do
Water leakage Leaking joints. Shut off water.
Tighten connections.
Brass tubing inserts Verify that brass tubing inserts are used.
Saddle valve leaking. Verify rubber pad is installed on saddle valve.
No water to drain. Electrical Verify control circuit wiring.
Check all connections.
Humidistat Turn humidistat up and down and listen for contact
to click.
Humidifier power Verify that outlet has power.
Sail switch Remove sail cover; turn on furnace fan and listen
for faint click.
Verify that sail can move freely in duct; check sail
switch instructions to trim sail, if necessary.
Solenoid After verifying other wiring components, turn on
furnace fan, turn humidistat up and down, and listen
for solenoid to click.
Plumbing Verify plumbing connections.
Check for kinks.
Saddle valve Verify that needle pierces water line and then backs
out needle to open valve.
Humidifier Remove cover and verify that water flows into
distribution tray.
Drain tubing Verify no obstructions.
Air leakage Check duct joints Seal with duct tape.
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.