IntroductionThis product manual contains the informationneeded for the setup, installation, initial start up,sanitation and maintenance of this ice ma

Fan Relay KitWhen two CME456Rs are located near each otherand are connected to the same ERC211 remotecondenser, a fan relay kit, KCMR120 is required t

ElectricalAll models must be installed with the correct wiresize and type per the National Electric Code.Locate the nameplate on the back of the cabin

PlumbingCME456RDecember 2000Page 12All models require an adequate potable watersupply and a gravity drain. The recommendationsfor tubing are:•Water su

After Utility Connections1. Wash out the bin. If desired, the interior of thebin could be sanitized.2. Locate the ice scoop (if supplied) and have ita

Component Location and FunctionReservoir: Contains the water used to make ice.Water Inlet Valve: Opens to allow water into thereservoir.Freezing Compa

AutoIQ ControllerIndicator Lights:•Bin Full: On when bin is full, goes on andoff as ice falls during a harvest cycle.•Freeze: On when the unit is in t

Initial Start Up1. Remove the front and left side panels.2. Locate and open the liquid line valve.3. Double check quick-connect couplings for leaks.4.

AdjustmentsIf there was a problem during Initial StartUp:If a diagnostic light came on, check the following.1. Water.A water error could have been det

How To Operate The AutoIQ ControllerThe AutoIQ Controller is amicroprocessor based device thatreceives input from several sourcesand switches various

How The Electronic Cuber WorksThis section is intended for the technician. It is not necessary for the normal operation and maintenanceof the machine.

SpecificationsThis ice machines is designed to be installedindoors, in a controlled environment. It can operatesatisfactorily under a wide variety of

How The Electronic Cuber WorksWater System:Freeze:The water pump forces water to the top of theevaporators. The un-frozen water falls thru thecube def

Technicians Only: Freeze Cycle SequenceAssuming the machine has been operational, theFreeze cycle begins with the end of the HarvestCycle:•Water Inlet

Technicians Only: Harvest Cycle Sequence & Other NotesHarvestThe Purge Valve will be open for 40 seconds.The water pump shuts off, it will restart

Sanitation and CleaningIt is the User’s responsibility to keep the ice machine and ice storage bin in a sanitary condition.Without human intervention,

Additional MaintenanceAdditional Maintenance: Water DistributorsIt may become necessary to remove the waterdistributors from the top of the evaporator

Additional Maintenance: Inlet Water Valve ScreenThe inlet water valve has a screen on its inlet sideto keep debris from flowing into the valve. In som

Additional Maintenance: Ice Sensors, CondenserThe ice sensors use a system of infrared emittingand receiving components to sense the build up ofice in

Service Diagnosis: Diagnostic Light AnalysisCME456RDecember 2000Page 27Problem or Symptom Possible Cause Probable CorrectionMachine is off Bin is full

Service DiagnosisCME456RDecember 2000Page 28Problem or Symptom Possible Cause Probable CorrectionUnit is off because of a“Harvest Problem”Ice sensors

Service Diagnosis: ComponentsCME456RDecember 2000Page 29Problem or Symptom Possible Cause Probable CorrectionFan motor does notturn.Open motor winding

CME456RDecember 2000Page 3Condenser and Ice Machine LayoutsBin StatBracketMountingHolesBin StatThru HolePlan ViewIce Opening22.00 in55.9 cm3.75 in9.5

CME456RDecember 2000Page 30Service DiagnosisProblem or Symptom Possible Cause Probable CorrectionPoor Harvest Scale in water system. Clean water syste

Operational Characteristics: CME456RCycle Times:System Pressures (PSIG) (minutes):Number of Evaporators:•2Refrigerant Charge• 192 ounces of R-404ATypi

Removal and ReplacementInlet Water Valve1. Remove the front and left side panels.2. Shut off the water supply.3. Push and release the OFF button.4. Pu

Removal and Replacement: AutoIQ Controller1. Disconnect the electrical power.2. Remove the front panel.3. Remove mounting screw holding controller toc

Removal and Replacement: Water Level Sensor1. Remove front panel.2. Push and hold the OFF button. Release it whenthe machine stops.3. Trace wire harne

Refrigerant1. This ice machine uses R-404A or HP62 as arefrigerant. It has several unique characteristics.A. It is a near-azeotrope, and must be liqui

CME456RDecember 2000Page 36Before Calling for ServiceCheck the following:1. Has the water supply to the ice machine or building been shut off? If yes,

Subject: New Ice Sensors in CME1356, CME1656 and CME2006. New IceSensors, new Water Level Sensors and new Controllers in CME306 andCME456.Ice Sensors:

Photo-Eye Module Separatedfrom HolderRoute Wire Under Clip, PushModule Into PlacePush to Release Photo-EyeModuleThe new ice sensor’s have a photo-eye

Pre-InstallationOther Applications:Check sales literature for additional information.Note: Slope-front bins must have an internal baffle.Scotsman BH37

Location & AssemblyLocate the ice machine indoors. A 6 inch minimumclearance on the back and sides is required for theproper operation and service

Bin Control: Optional InstallationThe normal bin control is the ice sensor system. Abin thermostat may be required in some cases, Itmust be field inst

For The Installer: Remote CondenserLocate the condenser as near as possible to theinterior location of the ice maker.Note: The location of the condens

CME456RDecember 2000Page 8Remote Condenser LocationUse the following for planning the placement of thecondenser relative to the ice machineLocation Li

Coupling InstructionsThe couplings on the ends of the pre-charged linesets are self-sealing when installed properly.Follow these instructions carefull