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GE JP938 User Manual

GE JP938
39 pages
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PUB # 31-9070 01/01
MODEL SERIES:
TECHNICAL SERVICE GUIDE
GE Consumer Home Services Training
Electronic: JP938
JP968
Electric: JP340
JP350
JP930
JP960
Electronic Touch Control
&
Electric Manual Control
Cooktops
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GE JP938 Specifications

General IconGeneral
BrandGE
ModelJP938
CategoryCooktop
LanguageEnglish

Summary

Introduction

Installation

Installation Dimensions and Clearances

Provides measurements for countertop cutouts, clearances, and cooktop dimensions.

Electrical Specifications and Wiring

Details grounding, power supply, overcurrent protection, and wiring for safe installation.

Specifications and Nomenclature

Model Number Breakdown

Explains the breakdown of the model number for identification and features.

Serial Number Interpretation

Details how to interpret the serial number for manufacturing date and year.

Warranty Information

Warranty Coverage Details

Outlines what GE will replace under warranty for one year and five years.

Warranty Exclusions and Limitations

Lists exclusions from warranty coverage, including misuse and accidental damage.

Cooktop Features and Controls

Feature Index and Surface Description

Lists key features and describes the ceramic glass surface and appearance.

Heating Element Systems

Details ribbon heating elements, their types, and the bridge element construction.

Electronic Touch Control Operation

Explains how to operate the touch controls for surface elements and features.

Cooktop Indicators and Safety Features

Covers indicator lights, kitchen timer, and control lockout functions for safe operation.

Pan Detection and Size Sensing

Explains the pan detection system and how the pan size sensor automatically adjusts elements.

Diagnostics

Control System Overview

Describes the digital control system's circuit boards and triac voltage control.

Technician Mode and Pan Detection

Details technician mode and pan detection diagnostic procedures.

Fault Codes and Electrical Checks

Lists fault codes, line voltage, and temperature checks for troubleshooting.

Sensor Calibration and Frequency Checks

Details frequency checks and inductive sensor calibration procedures.

Mechanical Disassembly

Nonelectronic Models: Glass and Cooktop Removal

Steps to remove the glass and cooktop from the countertop for nonelectronic models.

Electronic Models: Board Replacements

Procedures for replacing display, logic, and touch board assemblies on electronic models.

Electronic Models: Power Board Replacement

Explains how to access and replace the power board on electronic models.

Inductive Sensor Calibration

Describes the procedure for calibrating inductive sensors after replacement or changes.

Component and Connector Locator Views

JP968 (36-in.) Electronic Cooktop Views

Diagrams showing component and connector locations for the JP968 36-inch electronic cooktop.

JP938 (30-in.) Electronic Cooktop Views

Diagrams showing component and connector locations for the JP938 30-inch electronic cooktop.

JP350 (30-in.) Electric Cooktop Views

Diagrams showing component and connector locations for the JP350 30-inch electric cooktop.

Schematics

Wiring Diagram and Chart

Provides a wiring diagram and chart for connecting components and understanding circuits.

Parts List

Parts List Diagram

Exploded view diagram illustrating parts with reference numbers.

Parts List Details

Table listing part numbers, descriptions, and quantities for cooktop components.

Quiz

Electronic Cooktop Quiz

Questions to test knowledge on cooktop features, diagnostics, and replacement procedures.

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