Troubleshootmng - Kenmore CENTRAL HUMIDIFIER 303.9380612 Owner's Manual

TROUBLESHOOTmNG
Frequently, what seems to be a major probbm can be
soived very easiiy. Listed bellow are the common con-
cerns with any humidifier,
Check the simple things first. Remove the front panel
and see if there is a crusty, white lime buildup on the
media pad. The lime buildup won't hurt the humidifi-
er, but wiii reduce its outpuL Low output might just
mean your humidifier needs cleaning. While you're
checking for lime buildup, look to see if the media
wheel is turning. If not, check the power supply.
PROBLEM CHECK CORRECTmON
Too Little 1, If humidifier needs cleaning
Too Much
Humidifier
Overflows
Humidifier
Making Noise
Humidifier
Motor Comes
On When
Furnace Isn't
2. If media wheel is rotating
3. Humidistat setting
4. If not enough water is going to unit
5. If there is excessive air loss in house
6. If water level is correct
1. Humidistat setting
2. For other humidification sources
1. Is the humidifier level?
2. Is the float valve button worn?
1. Mounting or plenum
2. Water pressure
3. Media Wheel
4. Blower Motor
This is a normal condition
1. If heating season is over
2. If heating season is just starting
2.
,
4.
CUean humidifier and clean or replace media
pad
a. Clean or replace media pad
b. Inspect main fuse or circuit breaker
c. Check to see if media motor gear is rotating
and engaged with media wheel gear
d. Check if humidistat setting is too low; turn
knob clockwise to increase humidity
Set for proper outdoor temperature - lowest
expected temperature for a 24-hour period
Turn on saddle valve and check for possible
obstruction in water line. Is water supply
connected?
5. Close fireplace damper, seal around doors
and windows
6. Adjust float
1. Turn knob counter-clockwise to decrease
2. May be a temporary condition caused by
moisture from laundering, bathing, cooking, etc.
1. Level unit
2. Remove the float valve button and turn it over
or, replace if both surfaces are worn, as shown
in Fig. 27
1. Tighten all fasteners
2. A dight sound is normal as water enters
humidifier
3. Check clearance of media wheel in reservoir
4. Loosen mounting nuts on rubber grommets so
they are just flush with mounting studs
1. Turn knob on humidistat to minimum setting
2, This is a normal condition since humidistat is
controlling humidifier
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