Manitowoc STH042 7/15 Manuals

Manuals and User Guides for Manitowoc STH042 7/15. We have 1 Manitowoc STH042 7/15 manual available for free PDF download: Technician's Handbook

Manitowoc STH042 7/15 Technician's Handbook (140 pages)

Neo under counter ice machine

Brand: Manitowoc | Category: Ice Maker | Size: 1.46 MB

Safety Notices
3
Table of Contents
9
General Information

13
- Model Numbers
  
  13
- How to Read a Model Number
  
  14
- Ice Machine Warranty Information
  
  15
Installation

21
- Location of Ice Machine
  
  21
- Ice Machine Clearance Requirements
  
  22
- Ice Machine Heat of Rejection
  
  22
  - Leveling the Ice Machine
    23
  - Electrical Requirements
    24
  - Electrical Specifications
    25
  - Water Service/Drains
    27
    
    Water Supply
    27
    
    Water Inlet Lines
    27
- Preventative Maintenance Cleaning
  
  28
- Drain Connections
  
  28
  - Cooling Tower Applications
    28
  - Water Supply and Drain Line Sizing/Connections
    29
  - Maintenance
    31
  - Interior Cleaning and Sanitizing
    31
  - General
    31
  - Cleaning and Sanitizing Procedure
    31
  - Touch Pad Operation
    32
  - Remove Parts for Cleaning
    36
  - Preventative Maintenance Cleaning
    41
  - Ice Machine Inspection
    42
  - Cleaning the Condenser
    43
  - Removal from Service/Winterization
    44
  - Bin Removal
    45
Operation

47
Touch Pad Features

47
- On/Off
  47
- Delay
  48
- Clean
  48
- Bin Full
  49
- Service
  49
Ice Making Sequence of Operation

50
- Control Board Timers
  52
- Safety Limits
  53
- Energized Parts Chart
  55
Operational Checks

57
- Ice Thickness Check
  57
- Ice Thickness Adjustment
  57
- Troubleshooting
  59
- Control Board Test Mode
  59
- Operating Ice Machine with bin and Touch Pad
  59
- Removed
  59
- Diagnosing an Ice Machine that will Not Run
  60
- Ice Machine Does Not Cycle into Harvest When
  61
- Switch
  61
- Water Loses Contact with the Harvest Float
  63
- Ice Machine Cycles into Harvest before Water Loses Contact with the Harvest Float Switch
  63
- Ice Production Check
  65
- Installation/Visual Inspection Checklist
  67
- Water System Checklist
  68
- Ice Formation Pattern
  69
- Safety Limit Feature
  71
- Analyzing Discharge Pressure
  78
- Analyzing Suction Pressure
  80
- Harvest Valve
  84
- Comparing Evaporator Inlet/Outlet
  88
- Temperatures
  88
- Discharge Line Temperature Analysis
  89
- Refrigeration Component Diagnostics
  91
- Procedure
  92
- Final Analysis
  93
- Refrigeration Component Diagnostic Chart
  94
Component Check Procedures

97
- Main Fuse
  
  97
- Bin Switch
  
  98
- Touch Pad
  
  100
- Float Switch
  
  102
- Compressor Electrical Diagnostics
  
  104
- Fan Cycle Control
  
  106
- High Pressure Cutout (HPCO) Control
  
  107
- Filter-Driers
  
  108
- Refrigerant Recovery/Evacuation
  
  109
  - Definitions
    109
  - Refrigerant Re-Use Policy
    110
  - Recovery and Recharging Procedures
    112
- System Contamination Cleanup
  
  115
  - Determining Severity of Contamination
    115
    
    Mild System Contamination Cleanup
    117
    
    Procedure
    117
    
    Severe System Contamination Cleanup
    118
    
    Procedure
    118
    
    Replacing Pressure Controls Without Removing Refrigerant Charge
    119
    
    Total System Refrigerant Charge
    121
Cycle Times, 24 Hr. Ice Production and Refrigerant Pressure Charts

123
- U0140 Self-Contained Air-Cooled
  124
- U0140 Self-Contained Water-Cooled
  125
- U0190 Self-Contained Air-Cooled
  126
- U0240 Self-Contained Air-Cooled
  127
- U0240 Self-Contained Water-Cooled
  128
- U0310 Self-Contained Air-Cooled
  129
- U0310 Self-Contained Water-Cooled
  130
Wiring Diagrams

131

Manitowoc Categories

Construction Equipment Ice Maker Accessories Dispenser Kitchen Appliances

More Manitowoc Manuals

Manitowoc STH042 7/15 Manuals

Manitowoc STH042 7/15 Technician's Handbook (140 pages)

Table of Contents

General Information

Model Numbers

How to Read a Model Number

Ice Machine Warranty Information

Installation

Location of Ice Machine

Ice Machine Clearance Requirements

Ice Machine Heat of Rejection

Preventative Maintenance Cleaning

Drain Connections

Operation

Touch Pad Features

Ice Making Sequence of Operation

Operational Checks

Component Check Procedures

Main Fuse

Bin Switch

Touch Pad

Float Switch

Compressor Electrical Diagnostics

Fan Cycle Control

High Pressure Cutout (HPCO) Control

Filter-Driers

Refrigerant Recovery/Evacuation

System Contamination Cleanup

Cycle Times, 24 Hr. Ice Production and Refrigerant Pressure Charts

Wiring Diagrams

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