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I
NTELLI
M
IST
H
UMIDIFIER
WATER HARDNESS
If water hardness is 15 grains/gal or under the filter & nozzle
(P/N P110-0008) should be replaced once a year.
If the water hardness is higher than 15, the filter & nozzle
should be replaced every 3 months during the heating season.
If the humidifier is run with the fan in the non-heating season,
then the filter/nozzle should be replaced every 6 months.
Water hardness test kits are available at local home
improvement centers.
Rotary Pin
Orifice
Nozzle
Water
Filter