Scotsman CME506 Manual Page 1

Introduction:This product manual contains the informationneeded for the setup, installation, initial start up,sanitation and maintenance of this ice m

AutoIQ Controller:Indicator 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

Initial Start Up:1. Remove the front panel.2. Locate the AutoIQ Controller.3. Switch on the electrical power. Note that theindicator lights all flashe

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

Adjustments:How to adjust the water cooled dischargepressureWater cooled models use a water regulating valveto control how much cooling water flows th

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 notnecessary for the normal operation andmaintenance of the machine.T

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

Technicians Only: Harvest Cycle Operational SequenceHarvestThe (air cooled model) fan is off.The water valve opens and fills the reservoir to theFull

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 MaintenanceTo drain reservoir completely (if desired):1. Remove front panel.2. Push and hold the Off button.3. Remove screw holding reservo

Specifications:These ice machines are designed to be installedindoors, in a controlled environment. They canoperate satisfactorily under a wide variet

Additional Maintenance: Water DistributorsIt may become necessary to remove the waterdistributors from the top of the evaporator andclean (de-minerali

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: Bin Controls, CondenserThe bin controls use a system of infrared emittingand receiving components to sense the build up ofice

Service Diagnosis: Controller Diagnostic Light AnalysisCME256, 506, 656, 806: AutoIQ™ CubersJanuary 2002Page 23Problem or Symptom Possible Cause Proba

Service DiagnosisCME256, 506, 656, 806: AutoIQ™ CubersJanuary 2002Page 24Problem or Symptom Possible Cause Probable CorrectionUnit is off because of a

Service Diagnosis: ComponentsCME256, 506, 656, 806: AutoIQ™ CubersJanuary 2002Page 25Problem or Symptom Possible Cause Probable CorrectionFan motor do

PTCR DiagnosisThe CME256, CME506, CME656 and CME806“D” series cubers use a PTCR (PositiveTemperature Coefficient Resistor) in place of aconventional s

Operational Characteristics: CME256Cycle Times (minutes):System Pressures (PSIG):A - E Series Refrigerant Charge, R-404A•Air cooled: 24 ounces•Water c

Operational Characteristics: CME506Cycle Times (minutes):System Pressures (PSIG):A -D Series Refrigerant Charge, R-404A• Air cooled: 32 ounces•Water c

Operational Characteristics: CME656Cycle Times (minutes):System Pressures (PSIG):Refrigerant Charge, R-404A•Air cooled: 36 ounces•Water cooled: 26 oun

Pre-InstallationOther Applications:Models CME256 or CME506 may be placed oncertain Ice Dispensers, including Scotsmanmodels: HD30, ID200 and ID250.Che

CME256, 506, 656, 806: AutoIQ™ CubersJune 2002Page 30Operational Characteristics: CME806Cycle Times (minutes)System PressuresA - E Series Refrigerant

Removal and ReplacementInlet Water Valve1. Remove the front panel.2. Shut off the water supply.3. Push and release the OFF button.4. Pull the wire har

Removal and ReplacementDrain Tubing1. Remove the front panel.2. Push and release the Off button.3. Remove bin baffle.4. Remove 1 plastic bolt and the

Removal and Replacement: SensorsElectric Eyes (Bin Control / Ice Sensors)These must be replaced as a set.1. Remove front panel.2. Push and release the

Removal and Replacement: Fan Blade and/or Fan Motor1. Disconnect electrical power.2. Remove front, top and side panels.3. Remove the 4 cap screws hold

Access Valves:To use the access valves:1. Be sure that the valve is closed. Remove thestem cap and insert a 3/16" allen wrench. Checkthat the val

CME256, 506, 656, 806: AutoIQ™ CubersJanuary 2002Page 36Before Calling for ServiceCheck the following:1. Has the water supply to the ice machine or bu

Location & Assembly:Air cooled models take room temperature air infrom the left and right sides, and discharge warmair out the back. If installed

Stacking:Models CME256, CME506, CME656 and CME806may be stacked together in any combination. Usekit number KSCME6-30:1. Remove the front, left side an

Plumbing:All models require an adequate potable watersupply and a gravity drain. The recommendationsfor tubing are: Water supply to be38“ OD. Drain to

Electrical:All models must be installed with the correct wiresize and type per the National Electric Code.Locate the nameplate on the back of the cabi

After Utility Connections:1. Level the cabinet, use the leg levelers on theend of the legs to adjust the cabinet height.2. Wash out the bin. If desire

Component Location and Function:Reservoir: Contains the water charge used forevery batch of ice.Water Inlet Valve: Opens to allow water into thereserv