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Manitowoc QY0805W User Manual

Manitowoc QY0805W
175 pages
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ICE MACHINES
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-Mode
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Service Manual
Service Manual
Service Manual
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2004 Manitowoc Ice, Inc.
80-1597-3
6/04

Table of Contents

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Manitowoc QY0805W Specifications

General IconGeneral
BrandManitowoc
ModelQY0805W
CategoryIce Maker
LanguageEnglish

Summary

Safety Notices

Warning and Caution Notices

Describes types of safety notices including Warning and Caution.

Procedural Notices

Describes types of procedural notices including Important and Note.

Section 1 General Information

Model Numbers and Identification

Covers model nomenclature, cube sizes, and serial number location.

Warranty Coverage Details

Outlines warranty terms, parts, labor, exclusions, and authorized service.

Model/Serial Number Location

Explains where to find model and serial numbers on the equipment.

Section 2 Installation Instructions

Machine and Bin Dimensions

Provides physical dimensions for machines, bins, and condensers.

Installation Site and Requirements

Details location criteria, stacking, heat rejection, leveling, and baffles.

Electrical Service and Wiring

Details power requirements and wiring connections for various models.

Remote Condenser and Line Set Installation

Procedures for installing remote condensers and line sets.

Calculating Installation Distances

Steps for calculating line set distances for remote condensers.

Installation Check List

Comprehensive checklist for proper installation procedures.

Section 3 Maintenance

Component Identification and Operational Checks

Identifies major components and outlines basic operational checks.

Condenser Cleaning Procedures

Methods for cleaning air-cooled and water-cooled condensers.

Interior Cleaning and Sanitizing

Step-by-step guides for cleaning and sanitizing the interior.

Removal from Service/Winterization

Procedures for taking the machine out of service or winterizing it.

Section 4 Ice Machine Sequence of Operation

Self-Contained Models Sequence

Describes start-up, freeze, harvest, and shut-off for self-contained units.

Remote Models Sequence

Describes start-up, freeze, harvest, and shut-off for remote units.

Section 5 Water System Ice Making Sequence of Operation

Water System Start-Up and Freeze Cycle

Covers initial start-up, freeze cycle, and safety shut-off.

Water System Harvest and Auto Shut-Off

Covers harvest cycle and automatic shut-off.

Section 6 Electrical System - Initial Sections

Energized Parts Charts

Charts showing energized components during operation for different models.

Wiring Diagram Sequence of Operation

Explanation of wiring diagram sequences for various models.

Wiring Diagrams

Detailed wiring diagrams for specific ice machine models.

Component Specifications and Diagnostics

Covers fuses, switches, probes, and control boards.

Section 6 Electrical System - Diagnostics

Compressor Electrical Diagnostics

Troubleshooting for compressor issues like no start, resistance, and seized conditions.

PTCR Diagnostics and Compressor Start Sequence

Explains PTCR function and the compressor start sequence.

Ice Thickness Control Diagnostics

Troubleshooting for the ice thickness probe and related circuitry.

Water Level Control Diagnostics

Troubleshooting for the water level control system.

Diagnosing Ice Machine Not Running

Troubleshooting checklist for a machine that will not run.

Section 7 Refrigeration System

Refrigeration Sequence of Operation

Covers self-contained and remote models' refrigeration cycles and schematics.

Refrigeration System Diagnostics

Covers analysis of pressures, temperatures, and components for diagnosis.

Operational Analysis Tables

Tables for diagnosing refrigeration problems based on operational data.

Refrigerant Handling and Procedures

Covers recovery, evacuation, recharging, and contamination cleanup.

Refrigerant Pressure Charts

Charts providing pressure data for various operating conditions.

System Contamination Clean-Up

Requirements for restoring contaminated systems.

Replacing Pressure Controls Without Refrigerant Charge

Procedure for replacing controls without discharging the refrigerant system.

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