Robitussin DH-835 Owner's Manual page 8

PROLONGING THE LIFE OF THE FILTER AND
MAINTAINING A CLEAN HUMIDIFIER
NOTE: DO NOT ATTEMPT TO CLEAN THE NATURAL COOL MOISTURE™ FILTER WITH
ANY CHEMICAL SOLUTIONS, DOING SO WILL DAMAGE THE FILTER.
• HealthShield™ prevents the surface growth and migration of mold, fungus, algae, and
bacteria. It is normal for a filter to discolor from mineral build-up. This will vary
depending on water quality.
• DO NOT clean the filter using any chemical solution.
• If a Natural Cool Moisture™ filter appears to be clogged by hard water or mineral
deposits, soak it in a sink full of cool water for 10 minutes. DO NOT SQUEEZE OR
WRING OUT THE NATURAL COOL MOISTURE™ FILTER. Always place filter back in
the humidifier wet.
• To prevent mineral deposits use DuraFree™ Humidifier Water Softener, part no.
AC817, each time the Water Tank is refilled.
• Always purchase Honeywell or Duracraft Brand Natural Cool Moisture™ filters as the
fan motor of this humidifier and the Natural Cool Moisture™ filter are designed to
function efficiently as a set. Using any other filter could damage the motor or reduce
the humidifier's performance.
• Be sure to empty water from the Water Tank and Base when not in use.
END-OF-THE-SEASON AND STORAGE
• Follow weekly CLEANING instructions when the humidifier will not be used for at least
one week or more, or at the end of the season.
• At the end of the season, remove and throw away the filter; do not store with a used
filter.
• Dry the humidifier completely before storing. DO NOT store with water inside the Base
or Water Tank.
• Pack the unit in its original carton and store in a cool, dry location.
• Before next use, remember to install a new filter and clean the humidifier.