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Manitowoc QY1804A - User Manual

Manitowoc QY1804A
175 pages
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ICE MACHINES
Q
-Mode
l
Service Manual
Service Manual
Service Manual
C
2004 Manitowoc Ice, Inc.
80-1597-3
6/04

Table of Contents

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Manitowoc QY1804A Specifications

General IconGeneral
BrandManitowoc
ModelQY1804A
CategoryIce Maker
LanguageEnglish

Summary

Safety Notices

Procedural Notices

Information to assist in performing procedures, including notes and important tips.

Section 1 General Information

Model Numbers

Details the model numbering system and lists covered models.

Warranty Coverage

Outlines the terms, conditions, parts, labor, exclusions, and authorized service for warranty.

Section 2 Installation Instructions

Ice Machine Dimensions

Provides dimensional data for various Q-Series ice machines.

Electrical Service

Details voltage, fuse/circuit breaker requirements, and minimum circuit ampacity.

Section 3 Maintenance

Operational Checks

Procedures for checking the ice machine's operation before, during, and after service.

Cleaning the Condenser

Instructions for cleaning air-cooled and water-cooled condensers for optimal performance.

Interior Cleaning and Sanitizing

Procedures for cleaning and sanitizing the ice machine's interior surfaces.

Section 7 Refrigeration System

Sequence of Operation

Describes the refrigeration cycle for self-contained and remote models.

Operational Analysis (Diagnostics)

Guides on analyzing refrigeration system issues and diagnosing faults.

Safety Limits

Explains built-in safety limit controls protecting the ice machine from major component failures.

Section 4 Ice Machine Sequence of Operation

Self-Contained Air- and Water-Cooled

Describes the operational sequence for self-contained models.

Remote

Describes the operational sequence for remote models.

Section 5 Water System Ice Making Sequence of Operation

INITIAL START-UP OR START-UP AFTER AUTOMATIC SHUT-OFF

Details the initial water flow and purge sequence.

FREEZE CYCLE

Explains water flow and valve operation during the freeze cycle.

Section 6 Electrical System

Energized Parts Charts

Provides charts detailing energized components during ice making sequences.

Wiring Diagrams

Contains electrical wiring diagrams for various self-contained and remote models.

Component Specifications and Diagnostics

Details specifications and diagnostic procedures for key electrical components.

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