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Maytag JEA8120AD - User Manual

Maytag JEA8120AD
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Technical InformationElectric Slide-In Range
March 2006 1 16026928
© 2006 Maytag Services
JES9750BA* JES9860BA*
Due to possibility of personal injury or property damage, always contact an authorized technician for servicing or
repair of this unit.
Refer to Service Manual 16026926 for detailed installation, operating, testing, troubleshooting, and disassembly
instructions.
CAUTION
!
All safety information must be followed as provided in Service Manual 16026926.
!
WARNING
To avoid risk of electrical shock, personal injury or death; disconnect power to range before servicing, unless
testing requires power.
Model JES9750BA* JES9860BA* PLUG-IN CARTRIDGES
Power Source @ 240 V (208 V) Kw JEA8120AD* JEA7000AD*
Electrical rating 10.3 (7.8) 10.3 (7.8)
Frequency 60 Hz 60 Hz
Element Wattage @ 240 V (208 V)**
Radiant
Install in right bay
or remove grill
module and install
in left bay.
Coil
Install in right bay
or remove grill
module and install
in left bay.
Right front 1,800 2,100
Right rear
See "Plug-In Cartridges"
1,200 1,250
Left front 1,900 Grill 1,900 Grill
Left rear 1,900 Grill 1,900 Grill
Elements, Oven Wattage @ 240 V (208 V)**
Bake, hidden N/A 2,400 (1,850)
Bake 2,400 (1,850) N/A
Broil, 8-pass 3,600 (2,700) 3,600 (2,700)
Convection N/A 3,500 (2,550)
Oven Interior Dimensions in. (cm)
Height 17 ¼ (43.8) 17 ¼ (43.8)
Width 23 (58.4) 23 (58.4)
Depth 18 5/8 (47.3) 18 5/8 (47.3)
Product Exterior Dimensions in. (cm)
Height Overall 36 (91.4) 36 (91.4)
Width 29 7/8 (75.9) 29 7/8 (75.9)
Depth-oven door closed, excl. handle 26 3/16 (66.5) 26 3/16 (66.5)
Depth-oven door closed, incl. handle 28 3/16 (71.6) 28 3/16 (71.6)
Features
Two speed ventilation fan Yes Yes
Eight pass broil element Yes Yes
Downdraft fan Yes Yes
E Burner Yes Yes
Child lockout Yes Yes
Sabbath mode Yes Yes
Door activated oven light Yes Yes
Convection No Yes
Bread proofing No Yes
Delay start Yes Yes
Electronic control and ignition Yes Yes
Weight lbs. (kg)
Approximate shipping weight 171 (77.5) 171 (77.5)
**Rating of 208 VAC is approximately 80% of 240 VAC value.
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Summary

Additional Component Testing

Cooktop Element Testing

Tests for coil, ribbon, and grill elements resistance and voltage.

Electronic Oven Control (EOC) III Testing

Accessing EOC III Settings

Procedures for accessing and modifying oven settings like reset, temp, time, and language.

Fault Codes for EOC III

Troubleshooting Fault Codes

Component troubleshooting and replacement guidance for various fault codes.

Wiring Diagram and Schematic

JES9750 BA* Wiring Diagram

Detailed wiring diagram for the JES9750BA* model, showing component connections.

JES9860 BA* Wiring Diagram

Detailed wiring diagram for the JES9860BA* model, showing component connections.

Summary

Additional Component Testing

Cooktop Element Testing

Tests for coil, ribbon, and grill elements resistance and voltage.

Electronic Oven Control (EOC) III Testing

Accessing EOC III Settings

Procedures for accessing and modifying oven settings like reset, temp, time, and language.

Fault Codes for EOC III

Troubleshooting Fault Codes

Component troubleshooting and replacement guidance for various fault codes.

Wiring Diagram and Schematic

JES9750 BA* Wiring Diagram

Detailed wiring diagram for the JES9750BA* model, showing component connections.

JES9860 BA* Wiring Diagram

Detailed wiring diagram for the JES9860BA* model, showing component connections.

Overview

This document outlines the testing procedures and wiring diagrams for two models of cooking ranges, JES9750BA* and JES9860BA*. It serves as a comprehensive guide for technicians to diagnose and service these appliances, ensuring safe and proper operation.

The core function of these devices is to provide a versatile cooking experience, encompassing various modes such as baking, broiling, convection cooking, and surface element heating. They are designed with user convenience and safety in mind, incorporating features like a control lockout to prevent unintended operation and a Sabbath mode for religious observance.

Function Description

The ranges are equipped with multiple heating elements for diverse cooking needs. Surface elements, controlled by infinite switches, allow for precise temperature adjustments for stovetop cooking. The oven cavity features bake and broil elements, which can operate independently or in conjunction with a convection fan for more even heat distribution. Convection cooking modes are designed to reduce cooking times and improve food browning.

A downdraft fan is integrated into some models to vent cooking fumes and odors from the cooktop area, enhancing kitchen air quality. The oven also includes a motorized door lock mechanism, primarily for self-cleaning cycles, which ensures the door remains securely closed during high-temperature operations.

Safety is a paramount concern, with features like a cooling fan that activates during oven operation to dissipate heat from the control panel and surrounding components. Indicator lights on the control panel provide visual feedback on the status of various elements and functions, alerting the user when a surface element is on or the oven is preheating.

Usage Features

The user interface is primarily controlled through a touch keypad, allowing for intuitive selection of cooking modes, temperature settings, and timer functions. The electronic oven control (EOC) offers a wide array of programmable options to customize the cooking experience.

  • Control Reset: This feature allows users to revert the control unit to its factory default settings, useful for troubleshooting or resetting personalized preferences.
  • Oven Temperature Adjustment: Users can fine-tune the oven cavity's offset temperature within a specified range, ensuring accurate cooking based on individual preferences or specific recipe requirements.
  • Time Options: The control unit provides comprehensive time management features, including setting the current time, day of the week, and selecting between 12-hour or 24-hour clock displays. There's also an option to disable the clock and day display for a cleaner look.
  • Language Display: The interface supports multiple languages (English, French, Spanish), catering to a diverse user base.
  • Temperature Unit Display: Users can choose to display temperatures in either Celsius or Fahrenheit.
  • Auto Convection: When enabled, this feature automatically reduces the set temperature for convection bake and pastry modes, optimizing results for these specific cooking types.
  • Tone Options: The control allows customization of cook tones, timer tones, and volume settings, providing audible feedback for various operations.
  • Sabbath Mode: This specialized mode is designed to comply with Jewish Sabbath/Holiday requirements, disabling certain functions and automatic operations for a specified period.
  • 12-Hour Shutoff: This feature can be disabled, allowing the oven to operate indefinitely without automatically shutting off after 12 hours, which can be useful for extended cooking processes.
  • 208/240 V Setting: The range can be configured to operate at either 208 VDC or 240 VDC, accommodating different electrical supply standards.
  • Energy Saver Mode: This mode activates a 1-watt standby feature, putting the control into a sleep mode if no pad is pressed within 5 minutes, contributing to energy efficiency.
  • Demo Mode: Similar to the energy saver mode, this feature also enables a 1-watt standby and enters a sleep mode after 5 minutes of inactivity, useful for display purposes without full functionality.
  • Control Lockout: This safety feature disables the touch keypad and locks the oven cavity door, preventing accidental changes to settings or unauthorized access, especially important in households with children.

Maintenance Features

The manual provides detailed component testing procedures and fault code descriptions, which are crucial for diagnosing and repairing the appliance.

  • Component Testing Procedures: This section outlines step-by-step instructions for testing various components, including oven lights, door plunger switches, autolatch assemblies, indicator lights, remote relays, door lock switches, and heating elements (broil, bake, convection, ribbon, grill). It also covers testing the convection motor and oven limit switches. Each procedure specifies the expected test results (e.g., continuity, voltage readings, resistance values), enabling technicians to identify faulty parts.
  • "Quick Test" Mode for EOC III: This diagnostic mode allows technicians to quickly activate and deactivate individual relays and loads (bake, broil, convection, oven light, fans, door lock) to verify their functionality. The control display provides visual feedback on activated relays, and the cooling fan automatically activates whenever a load is engaged, aiding in rapid diagnosis.
  • Fault Code Descriptions: The EOC III system generates specific fault codes, each consisting of four digits, to indicate various malfunctions. The manual breaks down the structure of these codes, explaining what each digit represents (primary failure system, alpha-character, secondary failure mechanism, oven cavity number). It also provides a comprehensive list of fault codes with their descriptions and recommended troubleshooting steps or component replacements. For instance, codes like "1c1c Shorted key" or "3d11 Temperature sensor open" directly point to specific issues, guiding the technician toward the correct repair.
  • Wiring Diagrams and Schematic: Detailed wiring diagrams are provided for both models, illustrating the electrical connections between all components. These diagrams are essential for understanding the appliance's electrical layout, tracing circuits, and identifying potential wiring issues during troubleshooting. They include labels for various components, relays, and connections, ensuring clarity for technicians.

The document emphasizes safety warnings throughout, advising technicians to disconnect power before servicing to prevent electrical shock, personal injury, or death. It also stresses the importance of labeling all wires prior to disconnection and verifying proper operation after servicing to avoid improper and dangerous operation.

Maytag JEA8120AD Specifications

General IconGeneral
BrandMaytag
Model NumberJEA8120AD
Product TypeElectric Range
Fuel TypeElectric
Number of Ovens1
Oven Capacity5.3 cu. ft.
Cooktop SurfacePorcelain
Number of Burners4
Number of Cooktop Elements4
Self-CleaningYes
Clock TypeDigital
Control TypeElectronic Touch
FinishStainless Steel
Cooktop TypeCoil
Width30 inches
Depth28.5 inches
Height47 inches

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