Honeywell HM509DG115 Owner's Manual - Page 11

Homeowner troubleshooting TrueSTEAM Direct-Injection Humidifier If you have difficulty with TrueSTEAM, please try the following suggestions. Most problems can be corrected quickly and easily. Problem Look For Low humidity Humidifier heater is not operating What to Do • Confirm that power light is on. • Set the humidistat higher. • Check that the furnace power is on. • Reset your circuit breaker or check for blown fuse. • If fault persists, turn humidistat off, unplug unit, reset circuit breaker and call a professional HVAC contractor. Rapid air changes. Drafts (cold air is dry and is an added load for the humidifier) High Humidity Condensation on walls • 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 until condensation is completely evaporated. Lower humidistat setting to prevent reoccurance of condensation (see pages 2-4 for controlling humidity levels). Heavy condensation on windows Call for Service LED is blinking TrueSTEAM has detected one of 15 system faults. • Turn humidity control down low enough to eliminate condensation caused by moisture from bathing, mopping, cooking, etc. If moisture persists, more ventilation is needed. • Press Reset button. • If fault persists, turn off power supply to the humidifier, and turn back on. • If fault persists, call a professional HVAC contractor.  69-2035EFS-05