1. Turn Humidistat to OFF position, then turn water supply off, and close humidifier damper every Spring.
  2. Turn water supply on, then turn humidistat to ON position, and open humidifier damper every Fall.

Notes:

  1. Only operates when the furnace fan is running, and the humidistat is calling for humidity.
  2. Acceptable humidity levels vary depending upon outside temperature but they usually range between 30% and 50%.
  3. Place conditioning tablets in water reservoir to prevent bacteria buildup.

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