Manitowoc S0850M - User Manual

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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

S0850M

Ice Machines

Service

Manual

Part Number 80-1558-3

4/2004

Main Page

Default Chapter2
- Safety Notices2
- Table of Contents3
Section 17
General Information7
Model Numbers7
How to Read a Model Number7
Ice Cube Sizes7
Accessories8
- Bin Caster8
- Ice Bagger8
- Guardian Sachet Packets8
- Arctic Pure Water Filter System8
- Manitowoc Cleaner and Sanitizer8
- Aucs® Automatic Cleaning System8
- Dispenser8
Model/Serial Number Location9
Owner Warranty Registration Card10
- General10
Warranty Coverage10
- Parts10
- Labor10
- Exclusions10
- Authorized Warranty Service10
Section 211
Installation Instructions11
General11
Ice Machine Dimensions11
- S0850M Ice Machines11
Location of Ice Machine12
Ice Machine Heat of Rejection12
Electrical Service13
- General13
- Voltage13
- Fuse/Circuit Breaker13
- Minimum Circuit Ampacity13
- Electrical Requirements13
Self-Contained Electrical Wiring Connections14
- Self Contained Ice Machine 115/1/60 or 208-230/1/6014
- Self Contained Ice Machine 208-230/3/6014
- Self Contained Ice Machine 230/1/5014
For United Kingdom Only14
Water Supply and Drain Requirements15
- Water Supply15
- Water Inlet Lines15
- Drain Connections15
Cooling Tower Applications (Water-Cooled Models)15
- Water Supply and Drain Line Sizing/Connections16
Installation Check List17
Before Starting the Ice Machine18
Ice Machine Operation19
Section 319
Component Identification19
Sequence of Operation20
- Initial Start-Up or Start-Up after Automatic Shut-Off20
- Freeze Sequence20
- Harvest Sequence21
- Automatic Shut-Off21
- Safety Timers21
- Warm Water Rinse Cycle21
Operational Checks22
- General22
- Water Level22
- Ice Thickness Check22
- Harvest Sequence Water Purge23
Section 425
Maintenance25
General25
Ice Machine Inspection25
Exterior Cleaning25
Water-Cooled Condenser and Water Regulating Valve25
Alphasan25
Guardian26
- Guardian Sachet Replacement Frequency26
- Sachet Replacement Procedure26
- Clean up Procedure for Damaged Sachet Packet26
Interior Cleaning and Sanitizing27
- General27
- Cleaning Procedure27
- Sanitizing Procedure28
- Removal of Parts for Cleaning/Sanitizing29
Removing the Front Panels35
Removal from Service/Winterization36
- General36
- Self-Contained Air-Cooled Ice Machines36
- Water-Cooled Ice Machines36
- Aucs Accessory36
Section 537
Before Calling for Service37
Checklist37
Safety Limit Feature38
Section 639
Electrical System39
Energized Parts Charts39
- Self-Contained Water-Cooled Models39
Wiring Diagram Sequence of Operation40
- Self-Contained Models40
Wiring Diagrams47
- Wiring Diagram Legend47
- S0850M - Self Contained - 1 Phase48
- S0850M - Self Contained - 3 Phase49
Component Specifications and Diagnostics50
- Main Fuse50
- Bin Switch50
- Compressor Electrical Diagnostics52
- PTCR Diagnostics53
- Diagnosing Start Components56
- ICE/OFF/CLEAN Toggle Switch56
- Electronic Control Board57
Ice Thickness Probe (Harvest Initiation)59
- How the Probe Works59
- Harvest Light59
- Freeze Time Lock-In Feature59
- Maximum Freeze Time59
- Ice Thickness Check59
- Diagnosing Ice Thickness Control Circuitry60
Water Level Control Circuitry61
- Water Level Probe Light61
- Water Inlet Valve Safety Shut-Off61
- Freeze Cycle Circuitry61
- Harvest Cycle Circuitry61
- Diagnosing Water Level Control Circuitry62
Diagnosing an Ice Machine that will Not Run64
Section 767
Refrigeration System67
Sequence of Operation67
- Self-Contained Water -Cooled Models67
Operational Analysis (Diagnostics)69
- General69
- Before Beginning Service70
- Ice Production Check70
- Installation/Visual Inspection Checklist71
- Water System Checklist71
- Ice Formation Pattern72
- Safety Limits74
- Analyzing Discharge Pressure During Freeze or Harvest Cycle77
- Analyzing Suction Pressure During Freeze Cycle78
- Single Expansion Valve Ice Machines - Comparing Evaporator Inlet and Outlet Temperatures80
- Harvest Valve Temperature Check81
- How to Use the Refrigeration System Operational Analysis Tables82
- Refrigeration System Operational Analysis Tables83
Pressure Control Specifications and Diagnostics84
- High Pressure Cut-Out (HPCO) Control84
Cycle Time/24 Hour Ice Production/Refrigerant Pressure Charts85
Refrigerant Recovery/Evacuation and Recharging86
- Normal Self-Contained Model Procedures86
- System Contamination Clean-Up89
- Replacing Pressure Controls Without Removing Refrigerant Charge91
- Filter-Driers93
- Total System Refrigerant Charges93
- Refrigerant Definitions94
- Refrigerant Re-Use Policy95
- HFC Refrigerant Questions and Answers96

Brand	Manitowoc
Model	S0850M
Category	Ice Maker
Language	English

Manitowoc S0850M - User Manual

Table of Contents

Manitowoc S0850M Specifications

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