Manuals / Manitowoc Ice / Kitchen Appliance / Ice Maker

Manitowoc Ice QF0800, QC0700 Section, Refrigeration System, QF2300/RFC2385, Condensing Unit

Models: QF2200 QF0400 QC0700 QF0800 QF2300

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Section 7		Refrigeration System
QF2300/RFC2385
	Condensing Unit
SUCTION LINE	COMPRESSOR
FILTER		CONDENSER
		CONDENSER
		HEAD
SUCTION		PRESSURE
SUCTION		CONTROL
ACCUMULATOR		CONTROL
ACCUMULATOR		VALVE

STRAP REQUIRED 21’ OR GREATER RISE

	Ice Machine Head Section
SUCTION	LIQUID LINE
SHUT-OFF	SHUT-OFF
VALVE	VALVE
	LLSV

TXV

EVAPORATOR

DRIER

EQUALIZATION

VALVE

RECEIVER	CHECK VALVE
SERVICE
VALVE
	RECEIVER

SV2105

Part No. 80-1214-3	Revised 8/2003	7-3
	Revised 8/2003

Page 125

Image 125

Manitowoc Ice QF0800, QC0700, QF0400 Refrigeration System, QF2300/RFC2385, Condensing Unit, Ice Machine Head Section

Contents

Chiplet Models QC0700 Flake Models QF0400/QF0800 QF2200/QF2300Service Manual Flake / Chiplet Model Ice MachinesProcedural Notices Safety NoticesRead These Before Proceeding PERSONAL INJURY POTENTIALSection Installation Instructions Table of ContentsAccessories Manitowoc Cleaner and SanitizerSection Maintenance Table of Contents continuedExterior Cleaning Preventative Maintenance Cleaning ProcedureSection Troubleshooting Table of Contents continued SectionReset Procedure Standby ModeICE/OFF/CLEAN Toggle Switch Table of Contents continuedTemperature Sensor Temperature/Resistance ChartTable of Contents continued Revised 8/2003 Table of Contents continuedHow to Read a Model Number Section General InformationAccessories MANITOWOC CLEANER AND SANITIZERSection General InformationModel/Serial Number Location Model/Serial Number LocationWarranty Coverage Owner Warranty Registration CardSection General InformationSection General InformationTHIS PAGE INTENTIONALLY LEFT BLANK Part No.Ice Machine Dimensions Section Installation InstructionsQF400 AIR COOLED ICE MACHINE QC700/QF800 AIR COOLED ICE MACHINESection Installation InstructionsSection Installation InstructionsLocation of Ice Machine Ice Machine Head Section Clearance RequirementsSection Installation InstructionsLeveling the Ice Storage Bin Condenser Air BaffleElectrical Service Installation InstructionsSection GENERALSection Installation InstructionsElectrical Requirements For United Kingdom OnlySection Installation InstructionsQF2200 ICE MACHINE HEAD SECTION 115/60/1 QF2300 ICE MACHINE HEAD SECTIONRemote Electrical Wiring Connections Installation InstructionsSection RFC2385 REMOTE CONDENSING UNIT 208-230/1/60Section Installation InstructionsIce Machine Head Section Water Supply and Drains Cooling Tower Applications Water-CooledModelsTypical Water Supply Drain Installation Installation InstructionsSection 2-10Refrigeration System Installation Installation InstructionsSection 2-11Refrigeration Line Set Installation Installation InstructionsSection 2-12Service Loop Installation InstructionsSection 2-13Step 4 Connecting the line set Installation InstructionsSection 2-142-15 Installation InstructionsSection Open Receiver Service Valve Installation InstructionsSection 2-16Section Installation Instructions2-17 Suction Shut Off Valve InsulationSection Installation Instructions2-18 Revised 8/2003Component Identification Section Ice Machine OperationICE MACHINE HEAD SECTION QC700/QF800 QF400Section Ice Machine OperationQF2300 RFC2385 Remote Condensing UnitIce Machine Operation SectionOperational Checks GENERALCleaning/Sanitizing Procedure Interior Cleaning and SanitizingHeavily Scaled Cleaning Procedure EXTERIOR CLEANINGSection CLEANING THE CONDENSERIce Machine Operation Air-CooledCondenserSection MANITOWOC’S CLEANING TECHNOLOGYIce Machine Operation Ice Machine Operation PREVENTATIVE MAINTENANCE CLEANING PROCEDURE QF400Section Section CLEANING/SANITIZING PROCEDURE QC700/QF800/QF2300Ice Machine Operation Ice Machine Operation CLEANING/SANITIZING PROCEDURE QF400Section Section Ice Machine Operation3-10 part numberSection REMOVAL OF PARTS FOR CLEANING/SANITIZINGIce Machine Operation 3-11Section Ice Machine Operation3-12 Water Level Probe RemovalIce Machine Operation Section3-13 Water Reservoir Cover RemovalSection Ice Machine Operation3-14 Water Reservoir RemovalIce Machine Operation Section3-15 Ice Chute RemovalSection Ice Machine Operation3-16 Bin Door RemovalSection Dump Valve DisassemblyIce Machine Operation 3-17Ice Machine Operation Removal from Service/WinterizationSection 3-18QF400/QC700/QF800 Section Ice Machine Sequence of OperationPRIOR TO START-UP INITIAL START-UP1A. FlushSection Ice Machine Sequence of OperationQF2200 PRIOR TO START-UPIce Machine Sequence of Operation SectionQF2300 PRIOR TO START-UPSection Ice Machine Sequence of OperationTHIS PAGE INTENTIONALLY LEFT BLANK Part No.Checklist Section TroubleshootingSafeguard Feature TroubleshootingRESET PROCEDURE SAFEGUARD INDICATOR LIGHTSAnalyzing Why SafeGuards May Stop the Ice Machine TroubleshootingSAFEGUARD MODES No Water No Water ChecklistGear Motor Speed Checklist TroubleshootingSection Gear Motor SpeedTemperature is Too High or Low QF400/QC700/QF800 TroubleshootingTemperature Sensor Checklist QF400/QC700/QF800 SectionTemperature is Too High or Low QF2200 Only TroubleshootingTemperature Sensor Checklist QF2200 SectionSection TroubleshootingGear Box Removal QF400QF2200/QF2300 TroubleshootingSection Section TroubleshootingEvaporator Removal QF400Section Troubleshooting5-10 QF2200/QF2300QF400/QC700/QF800 Section Electrical SystemEnergized Parts Charts Electrical System Energized Parts ChartsSection QF2200Section Energized Parts ChartsElectrical System QF2300Electrical System Wiring Diagram Sequence of OperationL1Section QF400Electrical System Section1B. WATER FILL Part No.Freeze Cycle Electrical SystemSection Automatic Shut-Off SectionElectrical System Section Electrical SystemAutomatic Shut-Off 3B. DRAIN EVAPORATORAutomatic Shut-Off SectionElectrical System Electrical System Wiring Diagram Sequence of L1 OperationSection 6-106-11 SectionElectrical System Section Electrical System6-12 Freeze CycleElectrical System Section6-13 Automatic Shut-OffSection Electrical System6-14 Automatic Shut-OffElectrical System Section6-15 Automatic Shut-OffElectrical System Wiring Diagram Sequence of L1 OperationSection 6-16Electrical System Section6-17 RFC2085 Initial Start-Up Remote Condensing UnitSection Electrical System6-18 QF2200Electrical System Section6-19 RFC2085 Initial Start-UpSection Electrical System6-20 QF2200Electrical System Section6-21 RFC2085 Freeze CycleSection Electrical System6-22 QF2200 Automatic Shut-OffElectrical System Section6-23 RFC2085 Automatic Shut-OffSection Electrical System6-24 QF2200Electrical System Section6-25 QF2200 Automatic Shut-OffElectrical System Wiring Diagram Sequence of OperationSection 6-26Electrical System Section6-27 RFC2385Section Electrical System6-28 QF2300Electrical System Section6-29 RFC2385Section Electrical System6-30 QF2300 Ice Machine Head SectionElectrical System Section6-31 RFC2385Section Electrical System6-32 QF2300Electrical System Section6-33 RFC2385Section Electrical System6-34 QF2300 Automatic Shut-OffElectrical System Section6-35 QF2300 Automatic Shut-OffWIRING DIAGRAM LEGEND Wiring DiagramsElectrical System SectionElectrical System Section6-37 ICE MACHINE HEAD SECTION QF400Section Electrical System6-38 QC700/QF800 115V/60Hz/1Ph - 230V/50Hz/1PhElectrical System Section6-39 COMPRESSOR SECTION QC700/QF800Section Electrical System6-40 ICE MACHINE HEAD SECTION QF2200Electrical System Section6-41 RFC2085 230V/60HZ/1PH - 230/50/1Section Electrical System6-42 RFC2085 208-230V/60HZ/3PHSection Diagram Shown During Freeze CycleElectrical System 6-43Section Electrical System6-44 RFC2385 230V/60HZ/1PH - 230/50/1Electrical System Section6-45 RFC2385 208-230V/60HZ/3PHSection Electrical SystemControl Board 6-46ICE/OFF/CLEAN TOGGLE SWITCH Function Component Specifications and DiagnosticsSpecifications Check ProcedureSection Electrical System6-48 Bin Level Probe Closed or ShortedSection Check ProcedureElectrical System 6-49Electrical System CHECK PROCEDURESection 6-506-51 SectionElectrical System Specifications TEMPERATURE SENSOR FunctionCheck Procedure TEMPERATURE/RESISTANCE CHARTCheck Procedure SpecificationsSpecifications Check ProcedureElectrical System Check ProcedureSection 6-54Check Procedure SpecificationsSpecifications Check ProcedureElectrical System Check ProcedureSection 6-56Section COMPRESSOR ELECTRICAL DIAGNOSTICSElectrical System 6-57Section Electrical System6-58 Diagnosing Start ComponentsElectrical System SectionDiagnosing An Ice Machine That Will Not Run Diagnosing A Condensing Unit That Will Not RunSection Electrical System6-60 Revised 8/2003Tubing Schematic Section Refrigeration SystemQF400/QC700/QF800 SV3082Section Refrigeration SystemQF2200/RFC2085 Condensing UnitRefrigeration System SectionQF2300/RFC2385 Condensing UnitRefrigeration System Refrigeration System DiagnosticsSection GeneralSection BEFORE BEGINNING SERVICERefrigeration System ICE PRODUCTION/QUALITY CHECK Quality CheckWATER SYSTEM CHECKLIST INSTALLATION/VISUAL INSPECTION CHECKLISTSAFEGUARDS Refrigeration SystemDischarge Pressure High Checklist ProcedureDischarge Pressure Low Checklist SectionSuction Pressure Low Checklist Suction Pressure High ChecklistRefrigeration System SectionSection Check ProcedureRefrigeration System EQUALIZATION VALVE QF2300 GeneralSection Refrigeration System7-10 HEADMASTER CONTROL VALVE FunctionRefrigeration System Section7-11 QF400 SELF-CONTAINEDAIR COOLEDSection Refrigeration System7-12 QC700 SELF-CONTAINEDAIR COOLEDRefrigeration System Section7-13 QF800 SELF-CONTAINEDAIR COOLEDSection Refrigeration System7-14 QF2200/RFC2085 REMOTE AIR COOLEDREFRIGERANT RECOVERY/EVACUATION Refrigerant Recovery/Evacuation and RechargingNormal Self-ContainedModel Procedures Recovery/Evacuation ConnectionsRefrigeration System Recovery/Evacuation QF2200/QF2300Section 7-16Section Self-ContainedModel Charging ProceduresRefrigeration System 7-17Refrigeration System Remote Charging Procedures QF2200/QF2300Section 7-18Section SYSTEM CONTAMINATION CLEAN-UP GeneralRefrigeration System 7-19Severe System Contamination Cleanup Procedure Mild System Contamination Cleanup ProcedureRefrigeration System Section7-21 SectionRefrigeration System Refrigeration System Using Pinch-OffToolSection 7-22Section SUCTION CLEAN-UPFILTER/DRIER QF400/QC700/QF800Refrigeration System 7-23New Product Specifications REFRIGERANT DEFINITIONS RecoverRefrigeration System SectionRevised 8/2003 Attend A Manitowoc Factory Service School Section 3.Recovered or Recycled RefrigerantRefrigeration System 7-25Section Refrigeration System7-26 Revised 8/2003