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Thank you for selecting a Manitowoc Ice Machine, the dependability leader in ice making equipment and related products.
With proper installation, care and maintenance, your new Manitowoc Ice Machine will provide you with many years of
reliable and economical performance.
S Model
Ice Machines
Service
Manual
Part Number 80-1480-3
01/2005
This manual is updated as new information and models
are released. Visit our website for the latest manual.
www.manitowocice.com
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Shrnutí obsahu

Strany 1 - Ice Machines

Thank you for selecting a Manitowoc Ice Machine, the dependability leader in ice making equipment and related products. With proper installation, care

Strany 2 - Procedural Notices

Table of Contents (continued)6 Part No. 80-1480-3

Strany 3

Electrical System Section 66-40 Part Number 80-1480-3DIAGNOSING ICE THICKNESS CONTROL CIRCUITRYIce Machine Does Not Cycle Into Harvest When Water Cont

Strany 4 - MANITOWOC ICE, INC

Section 6 Electrical System Part Number 80-1480-3 6-41Water Level Control CircuitryWATER LEVEL PROBE LIGHTThe water level probe circuit can be monitor

Strany 5 - Table of Contents

Electrical System Section 66-42 Part Number 80-1480-3DIAGNOSING WATER LEVEL CONTROL CIRCUITRYProblem: Water Trough Overfilling During The Freeze Cycle

Strany 6 - 2 Part No. 80-1480-3

Section 6 Electrical System Part Number 80-1480-3 6-43Problem: Water Will Not Run Into The Sump Trough During The Freeze CycleStep 1 Verify water is

Strany 7 - Part No. 80-1480-3 3

Electrical System Section 66-44 Part Number 80-1480-3Diagnosing An Ice Machine That Will Not Run!WarningHigh (line) voltage is applied to the control

Strany 8 - 4 Part No. 80-1480-3

Section 6 Electrical System Part Number 80-1480-3 6-45S1000 - SELF CONTAINED - 1 PHASE WITH TERMINAL BOARDSV2071213456

Strany 9

Electrical System Section 66-46 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 10 - 6 Part No. 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-1Section 7Refrigeration SystemSequence of OperationSELF-CONTAINED AIR OR WATER -COOLED MODELSFi

Strany 11 - General Information

Refrigeration System Section 77-2 Part Number 80-1480-3Figure 7-2. Self-Contained Harvest Cycle Harvest Cycle Refrigeration SequenceHot gas flows thro

Strany 12 - Accessories

Section 7 Refrigeration System Part Number 80-1480-3 7-3REMOTE MODELSFigure 7-3. Remote Pre-Chill and Freeze CyclePrechill Refrigeration SequenceNo wa

Strany 13 - Model/Serial Number Location

Section 1 General Information Part Number 80-1480-3 1-1Section 1General InformationModel NumbersThis manual covers the following models: NOTE: Model n

Strany 14 - Warranty Coverage

Refrigeration System Section 77-4 Part Number 80-1480-3Figure 7-4. Remote Harvest CycleHarvest Cycle Refrigeration SequenceHot gas flows through the e

Strany 15 - Installation Instructions

Section 7 Refrigeration System Part Number 80-1480-3 7-5Figure 7-5. Remote Automatic Shut-OffAutomatic Shut-OffThe compressor and liquid line solenoid

Strany 16 - 2-2 Part Number 80-1480-3

Refrigeration System Section 77-6 Part Number 80-1480-3S1400/S1600/S1800 SELF-CONTAINED TUBING SCHEMATICNOTE: The refrigeration sequence for self-cont

Strany 17 - 5.06" (12.85cm)

Section 7 Refrigeration System Part Number 80-1480-3 7-7S1400/S1600/S1800 REMOTE TUBING SCHEMATICNOTE: The refrigeration sequence for remote dual expa

Strany 18 - 2-4 Part Number 80-1480-3

Refrigeration System Section 77-8 Part Number 80-1480-3Operational Analysis (Diagnostics)GENERALWhen analyzing the refrigeration system, it is importa

Strany 19

Section 7 Refrigeration System Part Number 80-1480-3 7-9BEFORE BEGINNING SERVICEIce machines may experience operational problems only during certain t

Strany 20 - Remote Condenser Dimensions

Refrigeration System Section 77-10 Part Number 80-1480-3INSTALLATION/VISUAL INSPECTION CHECKLIST WATER SYSTEM CHECKLISTA water-related problem often c

Strany 21 - Ice Machine Heat of Rejection

Section 7 Refrigeration System Part Number 80-1480-3 7-11ICE FORMATION PATTERNEvaporator ice formation pattern analysis is helpful in ice machine diag

Strany 22 - Air-Cooled Baffle

Refrigeration System Section 77-12 Part Number 80-1480-33. Extremely Thin at Evaporator InletThere is no ice, or a considerable lack of ice formation

Strany 23 - Electrical Service

Section 7 Refrigeration System Part Number 80-1480-3 7-13SAFETY LIMITSGeneralIn addition to standard safety controls, such as high pressure cut-out, t

Strany 24 - For United Kingdom Only

General Information Section 11-2 Part Number 80-1480-3AccessoriesContact your Manitowoc distributor for these optional accessories:BIN CASTERReplaces

Strany 25 - Part Number 80-1480-3 2-11

Refrigeration System Section 77-14 Part Number 80-1480-3Safety Limit #1Refer to previous page for safety limit operation.Freeze time exceeds 60 minute

Strany 26 - (Water-Cooled Models)

Section 7 Refrigeration System Part Number 80-1480-3 7-15Safety Limit #2Refer to page 7-11 for safety limit operation.Harvest time exceeds 3.5 minutes

Strany 27

Refrigeration System Section 77-16 Part Number 80-1480-3ANALYZING DISCHARGE PRESSUREDURING FREEZE OR HARVEST CYCLEProcedure1. Determine the ice machin

Strany 28 - 2-14 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-17ANALYZING SUCTION PRESSUREDURING FREEZE CYCLEThe suction pressure gradually drops throughout

Strany 29 - Part Number 80-1480-3 2-15

Refrigeration System Section 77-18 Part Number 80-1480-3Freeze Cycle Suction Pressure High ChecklistFreeze Cycle Suction Pressure Low ChecklistNOTE: D

Strany 30 - 2-16 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-19SINGLE EXPANSION VALVE ICE MACHINES -COMPARING EVAPORATOR INLET AND OUTLET TEMPERATURESNOTE:

Strany 31

Refrigeration System Section 77-20 Part Number 80-1480-3HARVEST VALVE TEMPERATURE CHECKGeneralNOTE: This procedure requires checking both harvest valv

Strany 32 - 2-18 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-21DISCHARGE LINE TEMPERATURE ANALYSISGeneralKnowing if the discharge line temperature is increa

Strany 33

Refrigeration System Section 77-22 Part Number 80-1480-3HOW TO USE THE REFRIGERATION SYSTEMOPERATIONAL ANALYSIS TABLESGeneralThese tables must be used

Strany 34 - Installation Check List

Section 7 Refrigeration System Part Number 80-1480-3 7-23REFRIGERATION SYSTEM OPERATIONAL ANALYSIS TABLES S Models Single Expansion Valve - Ice Machin

Strany 35 - Part Number 80-1480-3 2-21

Section 1 General Information Part Number 80-1480-3 1-3Model/Serial Number LocationThese numbers are required when requesting information from your lo

Strany 36 - 2-22 Part Number 80-1480-3

Refrigeration System Section 77-24 Part Number 80-1480-3REFRIGERATION SYSTEM OPERATIONAL ANALYSIS TABLES S Models Dual Expansion Valve - Ice Machine M

Strany 37 - Ice Machine Operation

Section 7 Refrigeration System Part Number 80-1480-3 7-25HARVEST PRESSURE REGULATING(H.P.R.) SYSTEMRemotes OnlyGENERALThe harvest pressure regulating

Strany 38 - Sequence Of Operation

Refrigeration System Section 77-26 Part Number 80-1480-3HPR DIAGNOSTICSSteps 1 through 4 can be quickly verified without attaching a manifold gauge se

Strany 39 - Part Number 80-1480-3 3-3

Section 7 Refrigeration System Part Number 80-1480-3 7-27HEADMASTER CONTROL VALVEManitowoc remote systems require headmaster control valves with speci

Strany 40 - Operational Checks

Refrigeration System Section 77-28 Part Number 80-1480-3FAN CYCLE CONTROL VS. HEADMASTERA fan cycle control cannot be used in place of a headmaster. T

Strany 41

Section 7 Refrigeration System Part Number 80-1480-3 7-29Pressure Control Specifications and DiagnosticsFAN CYCLE CONTROL(Self-Contained Air-Cooled Mo

Strany 42 - 3-6 Part Number 80-1480-3

Refrigeration System Section 77-30 Part Number 80-1480-3Cycle Time/24 Hour Ice Production/Refrigerant Pressure ChartsThese charts are used as guidelin

Strany 43 - Maintenance

Section 7 Refrigeration System Part Number 80-1480-3 7-31S300 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operati

Strany 44 - AlphaSan

Refrigeration System Section 77-32 Part Number 80-1480-3S320 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operatin

Strany 45 - Guardianf

Section 7 Refrigeration System Part Number 80-1480-3 7-33S420 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operati

Strany 46 - 4-4 Part Number 80-1480-3

General Information Section 11-4 Part Number 80-1480-3Owner Warranty Registration CardGENERALThe packet containing this manual also includes warranty

Strany 47

Refrigeration System Section 77-34 Part Number 80-1480-3S450 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operatin

Strany 48 - 4-6 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-35S500 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operati

Strany 49

Refrigeration System Section 77-36 Part Number 80-1480-3S500 SERIESRemoteNOTE: These characteristics may vary depending on operating conditions.Cycle

Strany 50 - 4-8 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-37S600 SERIESSelf-Contained Water-CooledNOTE: These characteristics may vary depending on opera

Strany 51

Refrigeration System Section 77-38 Part Number 80-1480-3S850 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operatin

Strany 52 - 4-10 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-39S850 SERIESRemoteNOTE: These characteristics may vary depending on operating conditions.Cycle

Strany 53

Refrigeration System Section 77-40 Part Number 80-1480-3S1000 SERIESSelf-Contained Water-CooledNOTE: These characteristics may vary depending on opera

Strany 54 - Removing the Front Panels

Section 7 Refrigeration System Part Number 80-1480-3 7-41S1200 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operat

Strany 55

Refrigeration System Section 77-42 Part Number 80-1480-3S1400 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operati

Strany 56 - 4-14 Part Number 80-1480-3

Section 7 Refrigeration System Part Number 80-1480-3 7-43S1400 SERIESRemoteNOTE: These characteristics may vary depending on operating conditions.Cycl

Strany 57 - Before Calling For Service

Section 2 Installation Instructions Part Number 80-1480-3 2-1Section 2Installation InstructionsGeneralThese instructions are provided to assist the qu

Strany 58 - Safety Limit Feature

Refrigeration System Section 77-44 Part Number 80-1480-3S1600 SERIESSelf-Contained Water-CooledNOTE: These characteristics may vary depending on opera

Strany 59 - Part Number 80-1480-3 5-3

Section 7 Refrigeration System Part Number 80-1480-3 7-45S1800 SERIESSelf-Contained Air-CooledNOTE: These characteristics may vary depending on operat

Strany 60 - 5-4 Part Number 80-1480-3

Refrigeration System Section 77-46 Part Number 80-1480-3S1800 SERIESRemoteNOTE: These characteristics may vary depending on operating conditions.Cycle

Strany 61 - Electrical System

Section 7 Refrigeration System Part Number 80-1480-3 7-47Refrigerant Recovery/Evacuation and RechargingNORMAL SELF-CONTAINED MODEL PROCEDURESRefrigera

Strany 62

Refrigeration System Section 77-48 Part Number 80-1480-3Self-Contained Charging Procedures1. Be sure the toggle switch is in the OFF position.Figure 7

Strany 63 - Operation

Section 7 Refrigeration System Part Number 80-1480-3 7-49NORMAL REMOTE MODEL PROCEDURESRefrigerant Recovery/EvacuationDo not purge refrigerant to the

Strany 64

Refrigeration System Section 77-50 Part Number 80-1480-3Figure 7-15. Recovery/Evacuation ConnectionsxxxSCHRAEDER FITTINGQUICK CONNECTDISCHARGE LINECON

Strany 65

Section 7 Refrigeration System Part Number 80-1480-3 7-51Remote Charging Procedures1. Be sure the toggle switch is in the OFF position.2. Close the va

Strany 66

Refrigeration System Section 77-52 Part Number 80-1480-3xxxSCHRAEDER FITTINGQUICK CONNECTDISCHARGE LINECONTROL VALVEHEAD PRESSUREREMOTE CONDENSERCLOSE

Strany 67

Section 7 Refrigeration System Part Number 80-1480-3 7-53SYSTEM CONTAMINATION CLEAN-UPGeneralThis section describes the basic requirements for restori

Strany 68

Installation Instructions Section 22-2 Part Number 80-1480-3S600 AIR AND WATER-COOLED ICE MACHINESS600 REMOTE ICE MACHINESIce Machine Dimension A Dim

Strany 69

Refrigeration System Section 77-54 Part Number 80-1480-3Mild System Contamination Cleanup Procedure1. Replace any failed components.2. If the compress

Strany 70

Section 7 Refrigeration System Part Number 80-1480-3 7-5510. Follow the normal evacuation procedure, except replace the evacuation step with the follo

Strany 71

Refrigeration System Section 77-56 Part Number 80-1480-3Figure 7-17. Using Pinch-Off ToolSV1406

Strany 72

Section 7 Refrigeration System Part Number 80-1480-3 7-57FILTER-DRIERSThe filter-driers used on Manitowoc ice machines are manufactured to Manitowoc s

Strany 73

Refrigeration System Section 77-58 Part Number 80-1480-3TOTAL SYSTEM REFRIGERANT CHARGESNOTE: All ice machines on this list are charged using R-404A r

Strany 74

Section 7 Refrigeration System Part Number 80-1480-3 7-59REFRIGERANT DEFINITIONSRecoverTo remove refrigerant, in any condition, from a system and stor

Strany 75

Refrigeration System Section 77-60 Part Number 80-1480-3REFRIGERANT RE-USE POLICYManitowoc recognizes and supports the need for proper handling, re-us

Strany 76

Section 7 Refrigeration System Part Number 80-1480-3 7-61HFC REFRIGERANT QUESTIONS AND ANSWERSManitowoc uses R-404A and R-134A HFC refrigerants with o

Strany 77

Refrigeration System Section 77-62 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 78 - Wiring Diagrams

Section 2 Installation Instructions Part Number 80-1480-3 2-3S300/S450/S500/S850/S1000 AIR AND WATER-COOLED ICE MACHINESWidth, Depth, and Height Dimen

Strany 79

Installation Instructions Section 22-4 Part Number 80-1480-3S500/S850/S1000 REMOTE ICE MACHINES2.20" (5.58cm)HDW16.64" (64.82cm)12.26"

Strany 80

Section 2 Installation Instructions Part Number 80-1480-3 2-5S1400 / S1800 AIR AND WATER-COOLED ICE MACHINESWidth, Depth, and Height DimensionsElectri

Strany 81

We reserve the right to make product improvements at any time.Specifications and design are subject to change without notice. Safety NoticesAs you wor

Strany 82

Installation Instructions Section 22-6 Part Number 80-1480-3Ice Storage Bin Dimensions30 INCH (76 CM) ICE STORAGE BINS22 INCH (56 CM) ICE STORAGE BIN

Strany 83

Section 2 Installation Instructions Part Number 80-1480-3 2-7Location of Ice MachineThe location selected for the ice machine must meet the following

Strany 84

Installation Instructions Section 22-8 Part Number 80-1480-3Removing Drain Plug and Leveling the Ice Storage Bin1. Remove threaded plug from drain fi

Strany 85

Section 2 Installation Instructions Part Number 80-1480-3 2-9Electrical ServiceGENERALVOLTAGEThe maximum allowable voltage variation is ±10% of the ra

Strany 86

Installation Instructions Section 22-10 Part Number 80-1480-3Self-Contained Electrical Wiring ConnectionsSELF CONTAINED ICE MACHINE 115/1/60 OR 208-2

Strany 87

Section 2 Installation Instructions Part Number 80-1480-3 2-11Remote Electrical Wiring ConnectionsREMOTE ICE MACHINE WITH SINGLE CIRCUIT MODEL CONDENS

Strany 88

Installation Instructions Section 22-12 Part Number 80-1480-3Water Supply and Drain RequirementsWATER SUPPLYLocal water conditions may require treatm

Strany 89

Section 2 Installation Instructions Part Number 80-1480-3 2-13WATER SUPPLY AND DRAIN LINE SIZING/CONNECTIONSTypical Water Supply Drain Installation!Ca

Strany 90

Installation Instructions Section 22-14 Part Number 80-1480-3Remote Condenser/Line Set InstallationREMOTE ICE MACHINES REFRIGERANT CHARGEEach remote

Strany 91

Section 2 Installation Instructions Part Number 80-1480-3 2-15GENERALCondensers must be mounted horizontally with the fan motor on top.Remote condense

Strany 93

Installation Instructions Section 22-16 Part Number 80-1480-3CALCULATING REMOTE CONDENSER INSTALLATION DISTANCESLine Set LengthThe maximum length is

Strany 94

Section 2 Installation Instructions Part Number 80-1480-3 2-17LENGTHENING OR REDUCING LINE SET LENGTHSIn most cases, by routing the line set properly,

Strany 95

Installation Instructions Section 22-18 Part Number 80-1480-3Remote Ice Machine Usage with Non-Manitowoc Multi-Circuit CondensersWARRANTYThe sixty (6

Strany 96

Section 2 Installation Instructions Part Number 80-1480-3 2-19NON-MANITOWOC MULTI-CIRCUIT CONDENSER SIZING CHART Typical Single Circuit Remote Condens

Strany 97

Installation Instructions Section 22-20 Part Number 80-1480-3Installation Check List F Is the Ice Machine level?F Has all of the internal packing bee

Strany 98

Section 2 Installation Instructions Part Number 80-1480-3 2-21Before Starting the Ice MachineAll Manitowoc ice machines are factory-operated and adjus

Strany 99

Installation Instructions Section 22-22 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 100 - Electrical System Section 6

Section 3 Ice Machine Operation Part Number 80-1480-3 3-1Section 3Ice Machine OperationComponent Identificationsv3150sv3149Check ValveIce Thickness Pr

Strany 101 - Water Level Control Circuitry

Ice Machine Operation Section 33-2 Part Number 80-1480-3Sequence Of OperationNOTE: The toggle switch must be in the ice position and the water curtai

Strany 102

Section 3 Ice Machine Operation Part Number 80-1480-3 3-3HARVEST SEQUENCE5. Water PurgeThe harvest valve(s) opens at the beginning of the water purge

Strany 103

Attend A Manitowoc Factory Service School• Improve Your Service Techniques• Network with Your Peers• 4 1/2 Days of Intensive Training on Manitowoc Ice

Strany 104

Ice Machine Operation Section 33-4 Part Number 80-1480-3Operational ChecksGENERALManitowoc ice machines are factory-operated and adjusted before ship

Strany 105

Section 3 Ice Machine Operation Part Number 80-1480-3 3-5HARVEST SEQUENCE WATER PURGEThe harvest sequence water purge adjustment may be used when the

Strany 106

Ice Machine Operation Section 33-6 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 107 - Refrigeration System

Section 4 Maintenance Part Number 80-1480-3 4-1Section 4MaintenanceGeneralYou are responsible for maintaining the ice machine in accordance with the i

Strany 108 - Part Number 80-1480-3

Maintenance Section 44-2 Part Number 80-1480-34. Straighten any bent condenser fins with a fin comb.Straighten Bent Condenser Fins5. Carefully wipe o

Strany 109 - °F (21.1°C)

Section 4 Maintenance Part Number 80-1480-3 4-3GuardianfSlime is a leading cause of ice machine breakdowns and biological growth is a health concern.

Strany 110

Maintenance Section 44-4 Part Number 80-1480-3Interior Cleaning and SanitizingGENERALClean and sanitize the ice machine every six months for efficien

Strany 111 - Part Number 80-1480-3 7-5

Section 4 Maintenance Part Number 80-1480-3 4-5SANITIZING PROCEDUREUse sanitizer to remove algae or slime. Do not use it to remove lime scale or other

Strany 112

Maintenance Section 44-6 Part Number 80-1480-3REMOVAL OF PARTS FOR CLEANING/SANITIZING1. Turn off the electrical and water supply to the ice machine

Strany 113 - HPR VALVE

Section 4 Maintenance Part Number 80-1480-3 4-71. Water CurtainA. Gently flex the curtain in the center and remove it from the right side.B. Slide the

Strany 114

Part No. 80-1480-3 1Table of ContentsSection 1 General InformationModel Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 115 - Important

Maintenance Section 44-8 Part Number 80-1480-33. Water Distribution TubeNOTE: Distribution tube thumbscrews are retained by o-rings to prevent loss.

Strany 116

Section 4 Maintenance Part Number 80-1480-3 4-9Water Level Probe1. Remove the water trough.2. The water level probe normally does not require removal

Strany 117

Maintenance Section 44-10 Part Number 80-1480-3Water Dump ValveThe water dump valve normally does not require removal for cleaning. To determine if r

Strany 118

Section 4 Maintenance Part Number 80-1480-3 4-11Evaporator Tray Removal1. Remove the water trough.2. Remove thumbscrew on left side of tray.3. Allow l

Strany 119 - Part Number 80-1480-3 7-13

Maintenance Section 44-12 Part Number 80-1480-3Water Inlet ValveThe water inlet valve normally does not require removal for cleaning. Refer to Sectio

Strany 120

Section 4 Maintenance Part Number 80-1480-3 4-13Removal from Service/WinterizationGENERALSpecial precautions must be taken if the ice machine is to be

Strany 121

Maintenance Section 44-14 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 122

Section 5 Before Calling For Service Part Number 80-1480-3 5-1Section 5Before Calling For ServiceChecklistIf a problem arises during operation of your

Strany 123

Before Calling For Service Section 55-2 Part Number 80-1480-3Safety Limit FeatureIn addition to the standard safety controls, such as the high pressu

Strany 124

Section 5 Before Calling For Service Part Number 80-1480-3 5-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 125

Table of Contents (continued)2 Part No. 80-1480-3Remote Electrical Wiring Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 126

Before Calling For Service Section 55-4 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 127 - Part Number 80-1480-3 7-21

Section 6 Electrical System Part Number 80-1480-3 6-1Section 6Electrical SystemEnergized Parts ChartsSELF-CONTAINED AIR- AND WATER-COOLED MODELS1. Ini

Strany 128 - √) in the small boxes

Electrical System Section 66-2 Part Number 80-1480-3REMOTE MODELS1. Initial Start-Up or Start-Up After Automatic Shut-Off*Not used on all modelsAuto S

Strany 129

Section 6 Electrical System Part Number 80-1480-3 6-3Wiring Diagram Sequence of Operation SELF-CONTAINED MODELSInitial Start-Up or Start-Up After Auto

Strany 130

Electrical System Section 66-4 Part Number 80-1480-32. REFRIGERATION SYSTEM START-UPThe compressor starts after the 45-second water purge, and it rema

Strany 131 - Figure 7-12. H.P.R. Valve

Section 6 Electrical System Part Number 80-1480-3 6-5Freeze Sequence3. PRE-CHILLTo pre-chill the evaporator, the compressor runs for 30 seconds (60 se

Strany 132

Electrical System Section 66-6 Part Number 80-1480-34. FREEZEThe water pump starts after the pre-chill. An even flow of water is directed across the e

Strany 133

Section 6 Electrical System Part Number 80-1480-3 6-7Harvest Sequence5. WATER PURGEThe harvest valve(s) opens at the beginning of the water purge to d

Strany 134

Electrical System Section 66-8 Part Number 80-1480-36. HARVESTThe harvest valve(s) remains open and the refrigerant gas warms the evaporator. This cau

Strany 135 - Diagnostics

Section 6 Electrical System Part Number 80-1480-3 6-9Automatic Shut-Off7. AUTOMATIC SHUT-OFFWhen the storage bin is full at the end of a harvest cycle

Strany 136 - Refrigerant Pressure Charts

Table of Contents (continued)Part No. 80-1480-3 3Section 4 MaintenanceGeneral . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 137

Electrical System Section 66-10 Part Number 80-1480-3THIS PAGE INTENTIONALLY LEFT BLANK

Strany 138

Section 6 Electrical System Part Number 80-1480-3 6-11REMOTE MODELSInitial Start-Up Or Start-Up After Automatic Shut-Off1. WATER PURGEBefore the compr

Strany 139

Electrical System Section 66-12 Part Number 80-1480-32. REFRIGERATION SYSTEM START-UPThe compressor, remote condenser fan motor and liquid line soleno

Strany 140

Section 6 Electrical System Part Number 80-1480-3 6-13Freeze Sequence3. PRE-CHILLTo pre-chill the evaporator, the compressor runs for 30 seconds (60 s

Strany 141

Electrical System Section 66-14 Part Number 80-1480-34. FREEZEThe water pump starts after the pre-chill. An even flow of water is directed across the

Strany 142

Section 6 Electrical System Part Number 80-1480-3 6-15Harvest Sequence5. WATER PURGEThe harvest valve and HPR solenoid also open at the beginning of t

Strany 143

Electrical System Section 66-16 Part Number 80-1480-36. HARVESTThe harvest valve(s) and HPR solenoid valve remain open, allowing refrigerant gas to wa

Strany 144

Section 6 Electrical System Part Number 80-1480-3 6-17Automatic Shut-Off7. AUTOMATIC SHUT-OFFIf the storage bin is full at the end of a harvest cycle,

Strany 145 - Times in minutes

Electrical System Section 66-18 Part Number 80-1480-3Wiring DiagramsThe following pages contain electrical wiring diagrams. Be sure you are referring

Strany 146

Section 6 Electrical System Part Number 80-1480-3 6-19S320 SELF CONTAINED- 1 PHASE(48)RSCCLEANOFFICEBINSWITCHLOW D.C.VOLTAGEPLUGCONTACTORCOIL(56)TERMI

Strany 147

Table of Contents (continued)4 Part No. 80-1480-3Ice Thickness Probe (Harvest Initiation) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 148

Electrical System Section 66-20 Part Number 80-1480-3S300/S420/S450- SELF CONTAINED - 1 PHASE(89)(55)(88)(42)High Pressure CutoutWater ValveHarvest Va

Strany 149

Section 6 Electrical System Part Number 80-1480-3 6-21S500/S600/S850/S1000/S1200 - SELF CONTAINED - 1 PHASE SV3130(89)(55)(88)(42)High Pressure Cutout

Strany 150

Electrical System Section 66-22 Part Number 80-1480-3S850/S1000/S1200 - SELF CONTAINED - 3 PHASESV3131(89)(55)(88)(42)High Pressure CutoutWater ValveH

Strany 151

Section 6 Electrical System Part Number 80-1480-3 6-23S500/S600/S850/S1000 - REMOTE - 1 PHASE SV3158(89)(55)(88)(42)High Pressure CutoutWater ValveHar

Strany 152 - Ratings with JC1395 condenser

Electrical System Section 66-24 Part Number 80-1480-3S850/S1000 - REMOTE - 3 PHASESV3159(89)(55)(88)(42)High Pressure CutoutHarvest ValveDump ValveWat

Strany 153

Section 6 Electrical System Part Number 80-1480-3 6-25S1400/S1600/S1800 - SELF-CONTAINED - 1 PHASE(2)(1)RSCLEANOFFICE RUNCAPACITOR(50)(45)R(46)PTCR(A

Strany 154

Electrical System Section 66-26 Part Number 80-1480-3S1400/S1600/S1800 - SELF-CONTAINED - 3 PHASE(42)CONTROL BOARDCLEANOFFICEBINSWITCH(8)LOW D.C.VOLTA

Strany 155

Section 6 Electrical System Part Number 80-1480-3 6-27S1400/S1600/S1800 - REMOTE - 1 PHASER(45)R(46)PTCR(44)(59)CLEANLEFT BINRIGHT BINRMT BINWTR PROBE

Strany 156

Electrical System Section 66-28 Part Number 80-1480-3S1400/S1600/S1800 - REMOTE - 3 PHASE(42)ICE THICKNESSPROBEWATER LEVELPROBEHIGH PRESSURECUTOUT(89)

Strany 157 - Part Number 80-1480-3 7-51

Section 6 Electrical System Part Number 80-1480-3 6-29Component Specifications and DiagnosticsMAIN FUSEFunctionThe control board fuse stops ice machin

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Table of Contents (continued)Part No. 80-1480-3 5Refrigerant Recovery/Evacuation and Recharging . . . . . . . . . . . . . . . . . . . . 7-44Normal

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Electrical System Section 66-30 Part Number 80-1480-3SymptomsBin Switch Fails Open• The ice machine will not start with the toggle switch in the ice p

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Section 6 Electrical System Part Number 80-1480-3 6-31COMPRESSOR ELECTRICAL DIAGNOSTICSThe compressor will not start or will trip repeatedly on overlo

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Electrical System Section 66-32 Part Number 80-1480-3PTCR DIAGNOSTICSWhat is a PTCR?A PTCR (or Positive Temperature Coefficient Resistor) is made from

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Section 6 Electrical System Part Number 80-1480-3 6-33S-Model Automatic Shut-Off and RestartWhen the storage bin is full at the end of a harvest cycle

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Electrical System Section 66-34 Part Number 80-1480-3There are other problems that may cause compressor start-up failure with a good PTCR in a new, pr

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Section 6 Electrical System Part Number 80-1480-3 6-35DIAGNOSING START COMPONENTSIf the compressor attempts to start, or hums and trips the overload p

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Electrical System Section 66-36 Part Number 80-1480-3ICE/OFF/CLEAN TOGGLE SWITCHFunctionThe switch is used to place the ice machine in ICE, OFF or CLE

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Section 6 Electrical System Part Number 80-1480-3 6-37ELECTRONIC CONTROL BOARDControl BoardSV3129AC LINE VOLTAGE ELECTRICAL PLUG (NUMBERS MARKED ON WI

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Electrical System Section 66-38 Part Number 80-1480-3General S-Model control boards use a dual voltage transformer. This means only one control board

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Section 6 Electrical System Part Number 80-1480-3 6-39Ice Thickness Probe (Harvest Initiation)HOW THE PROBE WORKSManitowoc’s electronic sensing circui

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