Thermador Pro Grand PRD486EDG Service Manual
Thermador Pro Grand PRD486EDG Service Manual

Thermador Pro Grand PRD486EDG Service Manual

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Service Manual for Thermador Pro Grand Dual Fuel Ranges:

TABLE OF CONTENTS

1 General ..................................................................................................... 5
1.1
Applicable Models ......................................................................................... 5
1.2
Data Rating Plate .......................................................................................... 5
1.3
Wiring Diagram ............................................................................................. 5
1.4
Technical Documents to Read Prior to Servicing .......................................... 6
1.5
Recommended Tools and Supplies .............................................................. 6
1.6
Important Safety Information ......................................................................... 6
1.6.1
Safety Symbols Used In This Manual .................................................... 6
1.6.2
Safety Precautions to Know Prior to Servicing....................................... 6
2 Operation.................................................................................................. 9
2.1
Knobs and Controls....................................................................................... 9
2.1.1
Standard Burner Knob ........................................................................... 9
2.1.2
ExtraLow Burner Knob ........................................................................... 9
2.1.3
Griddle Control Knob ............................................................................. 9
2.1.4
Grill Control Knob................................................................................. 10
2.1.5
Temperature Selector Knob ................................................................. 10
2.1.6
Five-Position Oven Function Selector Knob......................................... 10
2.1.7
Six-Position Oven Function Selector Knob .......................................... 10
2.1.8
Oven Lamp Switch............................................................................... 11
2.2
LED Indicators............................................................................................. 11
2.3
Automatic Re-Ignition.................................................................................. 11
2.4
Operation During a Power Outage .............................................................. 11
2.5
Maintop Components and Burner Assembly............................................... 11
3.1
Before Testing............................................................................................. 12
3.2
Rangetop Burner Characteristics ................................................................ 12
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PRD304EG, PRD364EDG, PRD364EDPG, PRD364ELG, PRD366EG, PRD366EPG, PRD484ECG, PRD484EEG, PRD486EDG, PRD486EDPG, PRD486ELG
3.3
Rangetop Flame Characteristics ................................................................. 13
3.4
Testing Rangetop Burner Ignition................................................................ 14
3.4.1
Testing Ignition for HI, Medium, and Low Settings............................... 14
3.4.2
Testing Ignition for XLO Setting ........................................................... 14
3.5
Adjusting Grill Burner Flame with the Air Shutter ........................................ 14
3.6
Adjusting Rangetop Burner Valves Manually .............................................. 15
3.6.1
Special Tools Needed .......................................................................... 15
3.6.2
Adjusting the Bypass Screws............................................................... 15
3.7
3.7.1
3.7.2
Ignition Diagnostics for Rangetop Burners........................................... 16
3.7.3
Element Diagnostics ............................................................................ 18
3.7.3.1
Safety Practices for Element Diagnostics ..................................... 18
3.7.3.2
Element Diagnostic Tips ............................................................... 18
3.7.3.3
Element Cycle/Circuit Specification .............................................. 18
3.8
Fault Codes................................................................................................. 19
4 Service and Repair ................................................................................ 21
4.1
Preparing the Range for Servicing .............................................................. 21
4.2
Accessing Components under the Maintop................................................. 21
4.2.1
4.2.2
Removing Spill Trays ........................................................................... 23
4.2.3
Removing Heat Shields ....................................................................... 23
4.2.4
Removing the Burner Support Rail ...................................................... 24
4.3
Griddle Removal and Replacement ............................................................ 26
4.3.1
4.3.2
4.4
Grill Components - Removal and Replacement ......................................... 32
Page 2 of 95

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Summarization of Contents

1 General
1.1 Applicable Models
Lists the Thermador Pro Grand dual fuel range models covered by this manual.
1.2 Data Rating Plate
Explains the location and importance of the appliance's data rating plate.
1.3 Wiring Diagram
Indicates the location of the appliance's wiring diagram for servicing.
1.4 Technical Documents to Read Prior to Servicing
Recommends checking QuickFinder for associated service documents and information.
1.5 Recommended Tools and Supplies
Lists essential tools and supplies for servicing the appliance.
1.6 Important Safety Information
Covers safety symbols, precautions before servicing, and replacement parts warnings.
2 Operation
2.1 Knobs and Controls
Details the function and operation of various control knobs for burners and ovens.
2.2 LED Indicators
Explains the function of LED indicators and their use for fault codes.
2.3 Automatic Re-Ignition
Describes the auto re-ignition feature for Star burners if a flame blows out.
2.4 Operation During a Power Outage
Outlines limitations and precautions when operating the range during a power outage.
2.5 Maintop Components and Burner Assembly
Identifies maintop components and the burner assembly with a numbered diagram.
3 Testing, Adjusting, Troubleshooting Burners and Ignition
3.1 Before Testing
Lists essential steps to perform before testing rangetop burners and ignition systems.
3.2 Rangetop Burner Characteristics
Describes normal flame behavior and sounds for rangetop burners.
3.3 Rangetop Flame Characteristics
Details correct flame color and characteristics for natural and LP gas.
3.4 Testing Rangetop Burner Ignition
Provides procedures for testing burner ignition at different settings and for XLO burners.
3.5 Adjusting Grill Burner Flame with the Air Shutter
Explains how to adjust the grill burner flame using the air shutter.
3.6 Adjusting Rangetop Burner Valves Manually
Covers manual adjustment of rangetop burner valves, including special tools and bypass screws.
3.7 Troubleshooting Burner, Flame, Ignition, and Elements
Guides on diagnosing issues with burners, flames, ignition, and heating elements.
3.8 Fault Codes
Explains how fault codes are displayed using LED indicators and provides a fault code chart.
4 Service and Repair
4.1 Preparing the Range for Servicing
Lists essential safety steps and precautions before commencing any service work.
4.2 Accessing Components under the Maintop
Details procedures for accessing components located beneath the appliance's maintop.
4.3 Griddle Removal and Replacement
Provides instructions for removing and replacing the griddle, with variations for bracket types.
4.4 Grill Components - Removal and Replacement
Covers the removal and replacement of various grill components.
4.5 Removal and Replacement of Top-Accessible Components
Covers components accessible from the top, under the maintop.
4.6 Removal and Replacement of Back-Accessible Components
Covers components accessible from the rear of the appliance.
4.7 Removal and Replacement of Front-Accessible Components
Covers components accessible from the front of the appliance.
7 Additional Resources
7.1 QuickFinder
Information on accessing additional documents and resources via QuickFinder.
7.2 Technical Support
Contact information for Thermador technical support for assistance.

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