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Service Hints - Kenmore 303.147012 Owner's Manual

17 gallon central humidifier
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I
CAUTION: This special fitting contains a brass filter and
flowcontrolorificewhichmustbe in placefor properopera-
tion of your humidifier. ( if not installed,too much waterwill
flow and may cause leaking.)
[] 4
Reinstall the nylon elbow inlet fittingfilter/orifice as-
sembly by carefully aligning the fine thread end containing the
flow control orifice into the solenoid valve and screwing in (clock-
wise) until moderately tight.
[]
5
Reinstall water line.
[] 6
Replacefront panel.
[] 7
Turn on water and electricityand test operationby
observingifwater is flowingto drainwhilefurnaceis running and
humidistatis set to "test" position.Check for leaks and tighten
fittingas required.
[]
8
Set humidistat a ccording to outdoor temperatureas
instructedon operation instructionlabel. Do not leave in 'test"
position.Your humidifiershould now be ready for many more
monthsol trouble-freeoperation.
summer shut down
Turn humidistatdial counter-clockwise to minimumsettingposi-
tion, close saddle valve, close bypass damper, and clean per
above.(As a reminder,you mightwant to put a tag or stickeron
the unitindicatingit has been shutdownfor the summer and will
requirestartup in the fall.)
fall start up
Open saddle valve and open bypass damper.Test operationby
observingif water isflowingto drain whilefumace is runningand
humidistat d ial issetto 'test" position.Set humidistat a ccording to
outdoortemperatureas instructedon operationinstructionlabel.
Unit is back in operation.
service hints
Frequentlywhat seems to be a majorproblemcan be solvedvery easily.Listedbelow are the commonconcernswith any humidifier.
Check the simplethings first. Remove thefront panel and see if there is a crusty,whitelime build-upon the media pad.The lime build-
up won't hurtthe humidifier,but will reduceitsoutput.Low outputmightjust mean yourhumidifierneeds cleaning.
CONDITION
WHAT TO CHECK
WHAT TO DO
1.
Too little
Humidity
Too much
Humidity
Humidifier
Making Noise
1.
Check for obviousproblems.
2.
Humidiatatsetting.
3.
Water to unit.
4.
Excessiveair lose in house.
5.
Is damperopen?
1.
Humidiatatsetting.
2.
Other humidification sources.
1.
Mountingor plenum.
2.
Water pressure.
2.
3.
4,
5.
a. Replacemedia pad.
b. Inspectmain fuse or circuitbreaker.
c. Check to see if solenoidisoperating.
d. Humidistatsettingtoo low,turn knobclockwise
to increasehumidity.
e. Check distribution pad set and clean or replaceif
dirtyor clogged.
Set for proper outdoor temperature- lowest24-hour
temperature.
Turn on saddlevalve and checkfor possible
obstruction in water line. Is water supplycon-
nected?Check solenoidwaterfilter and replace
inletfittingfilter/orifice assembly if clogged.
Closefireplace damper,seal arounddoorsand
windows.
Slide damperout for winteroperation.
1.
Turn knobcounter-clockwise to decrease humidity.
2.
May be a temporaryconditioncaused by moisture
from laundering,bathing,cooking,etc.
1.
Tightenall fasteners.
2.
A slightsound is normalas water enters humidifier.
10

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