Care And Maintenance; Removing Scale - Essick 427 300 Use And Care Manual

Care and Maintenance

IMPORTANT:
We recommend cleaning your humidifier every two weeks.
Follow instructions.
Humidifiers provide comfort by adding moisture to dry, heated indoor air. To
get the most benefit from the humidifier and avoid product misuse, follow all
instructions carefully, specifically the operation, care and maintenance guide-
lines. Please note this is an electrical appliance and requires careful attention
when in use.
In addition, if you do not follow the recommended care and maintenance
guidelines, microorganisms may be able to grow in the water within the humid-
ifier's reservoir.
CAUTION:
Disconnect power before cleaning or servicing unit.
!
WARNING:
!
bacteria treatment, or descaler which could be used to clean the cabinet are not
sprayed or applied to the chassis/power pak assembly. Additionally, do not
immerse the power pak in water or any other solution. These solutions can
cause a serious electrical malfunction of the humidifier.
1) Turn unit off by turning humidis-
tat completely counterclockwise.
For digital unit, hold speed but-
ton down for two seconds.
2) Unplug electrical cord from wall
outlet.
3) Unplug interlock plug from chas-
sis/power pak receptacle.
4) Lift off end covers and remove
both water bottles.
NOTICE:
Water bottles must be
removed before chassis/power
pak to prevent possible switch
lever damage.
5) Lift chassis/power pak unit from
cabinet.

REMOVING SCALE

6) Carefully lift wick from cabinet,
allowing any water to drain
from it into water channel. Place
in sink or tray to finish draining.
7) Remove any remaining water in
channel with a sponge. Fill
water channel with one 8 oz.
cup of undiluted white vinegar.
It is very important that cleaning solutions, such as bleach,
Let solution stay 20 minutes.
Remove with a sponge. Clean
all interior surfaces with soft
brush. Dampen soft cloth with
undiluted white vinegar and
wipe out water channel to
remove scale.
8) Rinse water channel thoroughly
with fresh water to remove scale
and cleaning solution before
disinfecting.
DISINFECTING RESERVOIR
9) Fill water channel with mixture of
one teaspoon chlorine bleach in
one gallon water. Let solution
stay 20 minutes, swishing every
few minutes. Make sure the
cleaning solution does not come
in contact with the chassis/
power pak. Do not attempt to
pour liquid directly through the
grill into the humidifier cabinet.