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Section F - Ice Maker
Rear Mounted Ice Maker
Theautomaticicemakerismountedinthefreezer
compartment.Itisattachedtoabracketextending
upfromthebackoftheaugermotorcover.
TheIceMakerisdesignedtoproduceice
automatically.Thelengthoftimebetweenharvest
cycleswillvary,dependingonloadconditions,
dooropenings,ambienttemperatureandfreezer
temperatureandwatertemperature.Thesefactors
mustbetakenintoconsiderationwhenchecking
theiceproductionrate.
Withatemperatureof-2°Fto+5°Finthefreezer,
therateofharvestwillbe40to96cubesper24
hourperiod.
Theicemakeriswiredacrossthelineandwill
harvesticeintherefrigerationordefrostcycles.
Thewatervalveandsolenoidassemblyareboth
mountedinthecompressorcompartment.
Atubeextendsfromthewatervalveuptherear
walloftherefrigeratortoawaterinletspoutthat
directsthewaterintothelltrough.Thewaterll
spoutwilltwistlockintoahousinginthebackofthe
refrigeratoranddirectwaterowintotheicemaker
fromthesideofthemold.
Front Cover (Figure F4)
Adecorativefrontcover,madeofmoldedplastic,
enclosestheoperatingmechanismoftheice
maker,protectingitfrommoisture.Itisessential
thatthecoverbeinplaceonanoperatingice
makertoprotectagainstpossiblecontactwiththe
mechanismbytheuser.(SeeFigureF1)
Figure F1
Ice Maker Components
Ice Mold (Figure F5)
Theicemoldisdie-castaluminumwiththeice
makerthermostatbondedtoitsfrontsurface.The
moldhasasemi-circularinteriorpartitionedinto
equalsizecompartments.Waterentersattheside
ofthemold,throughalltrough.Almofsilicon
greaseonthetopedgeofthemoldprevents
siphoningofwaterbycapillaryaction.
Mold Heater (Figure F6)
Amoldheater,ratedat112wattsat115volts,?
ohms±10%itiscoveredwithanaluminumsheath
andembeddedinthegroovedsectiononthe
undersideoftheIceMold.Whenthemoldheateris
energized,theicecontactsurfacewithinthemold
isheatedenoughtoallowharvestoftheicepieces.
ThemoldheateriswiredinserieswiththeIce
Makerthermostat,whichactsasasafetydevice.
Theheaterisstakedinplace,andisreplacedas
partoftheicemakerMold.
Athermalmasticsealerisplacedbetweenthe
heaterandthemoldtoensuregoodthermal
contact.
Ice Stripper (Figure F5)
AIceStripperisattachedtothemoldtopreventice
piecesfromfallingbackintothemold.Italsoserves
asadecorativesidecover.
Ice Ejector (Figure F5)
TheEjectorbladesaremoldedfromdelrin,and
extendfromacentralshaft,whichturnsinnylon
bearingsatthefrontandrear.Eachbladesweeps
anicesectionoutofthemold.Thedriveendof
theIceejectoris“D”shaped.FoodGradeSilicone
greaseisusedtolubricatethebearingsurfaces.
Water Valve Assembly
Thewatervalvesaresolenoidoperatedandwhen
energized,releaseswaterfromthewatertank
inthefooodcompartmentintotheIceMold.The
amountofwaterreleasedisdirectlyproportional
tothelengthoftimethewatervalveSwitchis
energized.Aowwasher,insidethewatervalve,
maintainsaconstantrateofwaterowovera
supplylinewithpressurerangingfrom20to100
psig.Itwillnotcompensateforpressuresbelow
20psig,orgreaterthan100psig.ANo.80-mesh
screen,placedaheadoftheowwasher,ltersout
foreignmaterials.
Mounting Plate Screw’s
Motor
Gear
Water Fill
Adjustment
Timing
Gear
Mounting Plate Front View