Manuals / Manitowoc Ice / Kitchen Appliance / Ice Maker

Manitowoc Ice S1800 service manual Attend a Manitowoc Factory Service School

Models: S1800

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Attend A Manitowoc Factory Service School

•Improve Your Service Techniques

•Network with Your Peers

•4 1/2 Days of Intensive Training on Manitowoc Ice Machines

•Extensive “Hands On” Training on a Variety of Equipment

•Breakfast, Lunch and Hotel Room Included with Tuition

•Contact Your Distributor or Manitowoc Ice, Inc. for Details

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MANITOWOC ICE, INC.

2110 South 26th Street P.O. Box 1720 Manitowoc, WI 54221-1720 Phone: (920) 682-0161 Service Fax: (920) 683-7585

Web Site - www.manitowocice.com

© 2004 Manitowoc Ice, Inc.

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Manitowoc Ice S1800 service manual Attend a Manitowoc Factory Service School

Contents

Service Manual Read These Before Proceeding Personal Injury PotentialTable of Contents Section Maintenance Table of Contents Section Ice Machine OperationSection Before Calling For Service Table of Contents Section Electrical System Section Refrigeration SystemTable of Contents How to Read a Model Number Model NumbersIce Cube Sizes Self-Contained Water-CooledGeneral Information Section Accessories Section General Information Model/Serial Number Location Model/Serial Number LocationWarranty Coverage Ice Machine Dimensions Width, Depth, and Height DimensionsElectrical and AuCS Dimensions GeneralInstallation Instructions Section Location of Ice Machine Ice Machine Heat of RejectionS1800M Water-Cooled Series Heat of Rejection Ice Machine Air ConditioningSection Installation Instructions Electrical Service VoltageMinimum Circuit Ampacity Electrical RequirementsFor United Kingdom Only Self Contained ICE Machine 115/1/60 or 208-230/1/60Self Contained ICE Machine 208-230/3/60 Self Contained ICE Machine 230/1/50Cooling Tower Applications Water SupplyWater Inlet Lines Drain ConnectionsInstallation Instructions Section Typical Water Supply Drain InstallationWater Supply and Drain Line SIZING/CONNECTIONS CondenserSection Installation Instructions Installation Check List AuCS Automatic Cleaning System Potential Personal Injury SituationSection Ice Machine Operation Component IdentificationIce Machine Operation Section Sequence Of Operation Initial START-UP or START-UP After Automatic SHUT-OFFSafety Timers Harvest Sequence 5. Water PurgeHarvest Automatic SHUT-OFF 7. Automatic Shut-OffIce Machine Operation Section Operational Checks Water LevelICE Thickness Check Ice Thickness CheckWater Purge Adjustment Harvest Sequence Water PurgeIce Machine Operation Section This page Intentionally Left BlankExterior Cleaning Ice Machine InspectionWater-Cooled Condenser Water Regulating Valve AlphaSan→Maintenance Section Guardian InstallationSachet Replacement Frequency Sachet Replacement ProcedureSection Maintenance Interior Cleaning and Sanitizing Cleaning ProcedureModel Amount of Cleaner StepSanitizing Procedure Maintenance SectionSolution Type Water Mixed With Sanitizer Removal of Parts for CLEANING/SANITIZING Solution Type Water Mixed WithWater Curtain Removal Ice Thickness Probe Water CurtainIce Thickness Probe Removal Water Trough Water Distribution TubeWater Distribution Tube Removal Water Pump Water Level ProbeWater Pump Removal Dump Valve Disassembly Water Dump ValveEvaporator Tray Removal Drain Line Check ValveWater Inlet Valve Pry Open the Water Regulating Valve AUCS→ Accessory Maintenance Section Removal from Service/WinterizationSELF-CONTAINED WATER-COOLED ICE Machines Checklist Problem Possible Cause To CorrectBefore Calling For Service Section Safety Limit FeatureSection Electrical System Energized Parts ChartsSELF-CONTAINED WATER-COOLED Models SELF-CONTAINED Models Initial Start-Up or Start-Up After Automatic Shut-OffWater Purge Self-Contained Water PurgeRefrigeration System START-UP Refrigeration System Start Up 5 Seconds Toggle SwitchSelf-Contained Refrigeration System Start-Up Electrical System Section Freeze SequencePRE-CHILL Self-Contained Pre-Chill Self-Contained ModelsFreeze Toggle Switch Bin Switch Control Board RelaysSelf-Contained Freeze Self-Contained Models Harvest Sequence Harvest Automatic SHUT-OFF Automatic Shut-OffSelf-Contained Automatic Shut-Off Section Electrical System Wiring Diagrams Wiring Diagram LegendS1800 SELF-CONTAINED 1 Phase Control BoardS1800 SELF-CONTAINED 3 Phase Specifications Check ProcedureBIN Switch Main FuseSymptoms Diagnostic AidsContinuity Test Water Curtain Removal NotesCompressor Electrical Diagnostics Check Resistance Ohm ValuesCheck Motor Windings to Ground Determine if the Compressor is SeizedWhat is a PTCR? Ptcr DiagnosticsCompressor Start Sequence Troubleshooting PTCR’s WHY a Good Ptcr MAY Fail To Start the CompressorModel Automatic Shut-Off and Restart During Start-Up First .25 1.0 SecondsChecking the Ptcr Manitowoc PtcrModel Manitowoc Cera-Mite Room Part NumberDiagnosing Start Components CapacitorRelay Relay Operation CheckICE/OFF/CLEAN Toggle Switch Switch Setting Terminals Ohm ReadingElectronic Control Board Control BoardSafety Limits InputsFreeze Time LOCK-IN Feature Ice Thickness Probe CleaningHOW the Probe Works Harvest LightDiagnosing ICE Thickness Control Circuitry Monitoring of Harvest Light CorrectionWater Inlet Valve Safety SHUT-OFF Electrical System Section Water Level Control CircuitryWater Level Probe Light Freeze Cycle CircuitryDiagnosing Water Level Control Circuitry Problem Water Trough Overfilling During Freeze CycleWait until the freeze cycle starts On or OFF Step Check Self Contained 1 Phase with Terminal Board SELF-CONTAINED Water -COOLED Models Freeze Cycle Refrigeration SequenceRefrigeration System Section S1800 SELF-CONTAINED Tubing Schematic General Before Beginning Service Weights are in poundsICE Production Check Times are in minutesWater System Checklist INSTALLATION/VISUAL Inspection ChecklistPossible Problem Corrective Action Extremely Thin at Evaporator Outlet ICE Formation PatternNormal Ice Formation Extremely Thin at Evaporator Inlet No Ice FormationSafety Limit Indication Safety LimitsAnalyzing Why Safety Limits May Stop the Ice Machine Safety Limit Notes Possible Cause Check/CorrectSection Refrigeration System Procedure Freeze Cycle Discharge Pressure High ChecklistFreeze Cycle Discharge Pressure Low Checklist Analyzing Discharge Pressure During Freeze or Harvest CycleStep Example Using SY1004A Model Ice Machine Analyzing Suction Pressure During Freeze CycleFreeze Cycle Suction Pressure High Checklist Freeze Cycle Suction Pressure Low ChecklistHarvest Valve Analysis Harvest Valve Temperature Check GeneralFindings Comments Discharge Line Temperature Analysis General Final Analysis Column 1 Harvest Valve LeakingColumn 2 LOW CHARGE/TXV Starving Column 3 TXV FloodingRefrigeration System Operational Analysis Tables Models Dual Expansion Valve Ice Machine Model NumberHigh Pressure CUT-OUT Hpco Control S1800 Series Self-Contained Water-Cooled Cycle TimesHour Ice Production Operating PressuresSELF-CONTAINED RECOVERY/EVACUATION ConnectionsSelf-Contained Charging Procedures Charging ConnectionsSystem Contamination CLEAN-UP Determining Severity Of ContaminationMild System Contamination Cleanup Procedure Severe System Contamination Cleanup ProcedureSection Refrigeration System 10. Using Pinch-Off Tool FILTER-DRIERS Drier End Part Model Connection Size NumberSeries Version Charge S1800M Total System Refrigerant Charges48 oz Recover New Product SpecificationsRefrigerant Definitions RecycleRecovered or Recycled Refrigerant Refrigerant RE-USE PolicyNew Refrigerant Reclaimed RefrigerantHFC Refrigerant Questions and Answers This page Intentionally Left Blank Page Attend a Manitowoc Factory Service School