KitchenAid Kitchen Aid KAR-19 User Manual

TECHNICAL EDUCATION
JOB AID 4317408
KAR-19
2007 DESIGN
15q & 18q AUTOMATIC
ICE MAKERS
KUIA15NRH*11
KUIA15PRL*11
KUIA15NLH*11
KUIA15PLL*11
* Denotes Color Designation
KUIA18NNJ*11
KUIA18PNL*11
Intoductory Models

KitchenAid Kitchen Aid KAR-19 Specifications

General

Brand	KitchenAid
Model	Kitchen Aid KAR-19
Category	Ice Maker
Language	English

Summary

Forward and Goals

Goals and Objectives

Outline objectives for service professionals to diagnose and repair ice makers.

General Information and Safety

Ice Maker Safety Precautions

Crucial safety precautions and warning symbols for operating and servicing the ice maker.

Model and Serial Number Identification

Model Number Designations Explained

Explains the coding system for identifying specific KitchenAid ice maker model numbers.

Serial Number Structure

Details the structure and meaning of the serial number for product identification.

Ice Maker Specifications

Installation Information

Electrical Supply Requirements

Outlines the necessary electrical connections and safety requirements for installation.

Water and Drain Connections

Connecting the Water Line

Step-by-step instructions for connecting the ice maker to the cold water supply line.

Theory of Operation

Operating Systems Overview

Overview of the refrigeration, water, and electrical systems powering the ice maker.

Electrical System Description

Operational Modes

Ice Making Cycle Modes

Details the different modes of operation for the ice maker during its cycle.

Diagnostic Mode and Navigation

Entering and Navigating Manual Diagnostics

Guides on how to access and perform manual diagnostic tests on the ice maker.

Component Access and Locations

Component Locations Diagram

Illustrates the physical location of various internal components within the ice maker.

Removing Key Internal Components

Bin Thermistor, Cutter Grid, Evaporator Thermistor, Water Distributor Removal

Procedure for accessing and removing key internal components related to ice formation and dispensing.

Removing Electronic Control Housing Components

Removing Condenser Fan Motor

Removing the Evaporator

Removing Measured Fill Water Valve

Removing the Compressor

Component Testing: Thermistors and Grids

Bin and Evaporator Thermistor Testing

Details on testing the bin and evaporator thermistors' resistance at various temperatures.

Component Testing: Transformers and Pumps

Cutter Grid and Dual Transformer Testing

Instructions for testing the resistance of the cutter grid and dual transformer.

Water Recirculation and Reservoir Drain Pump Testing

Procedure for testing the resistance of the water recirculation pump and reservoir drain pump.

Component Testing: Sensors and Motors

Water Level Sensor and Condenser Fan Motor Testing

Explains how to test the water level sensor and condenser fan motor functionality.

Component Testing: Valves and Solenoids

Measured Fill Water Valve and Hot Gas Solenoid Testing

Testing procedures for the measured fill water valve and hot gas valve solenoid resistance.

Compressor, Overload Protector, and Relay Testing

Diagnostics and Troubleshooting

Water Effects on Ice Quality and Maker

Analysis of how water quality and mineral content impact ice production and quality.

Troubleshooting Chart

Diagnostic Flow Charts

Control Board Operation Overview

A visual overview of the ice maker's operational modes and control board logic.

Wiring Diagrams and Strip Circuits

Wiring Diagram Schematic

A detailed schematic showing electrical connections for all ice maker components.

Strip Circuits by Mode

Flush and Ice Making Modes Circuits

Illustrates electrical paths for flush and primary ice making operational modes.

Harvest and Clean Modes Circuits

Depicts electrical circuits for harvest, clean, and other operational modes.

Tech Tips for Ice Makers

Routine Ice Maker Cleaning

Recommendations and procedures for routine cleaning of the ice maker.

Evaporator Plate Cleaning Procedure

Specific steps for cleaning the evaporator plate to ensure proper ice release.

Product Information Sources