for the turbochef residential single and double wall ovens
Service Manual
Accelerating the World of Cooking TM
Page
For further information, call 866.447.3783 or +1
PLEASE CAREFULLY READ THIS MANUAL AND RETAIN IT FOR FUTURE REFERENCE
Section 2 - Oven Controls and Cooking - The Speedcook Oven
Safety Instructions
Section 1 - Specifications and Installation
Table Of Contents
Section 4 - Info Mode
Section 5 - Oven Systems
Section 6 - Troubleshooting
Page
Section 7 - Schematics
Appendix - Replacing Oven Components
Safety Precautions
READ ALL INSTRUCTIONS BEFORE USING
SAFETY INSTRUCTIONS
Self-Cleaning Oven Guidelines
ii SAFETY INSTRUCTIONS
Power Connections
To Reduce the Risk of Fire in the Cook Cavity
iii SAFETY INSTRUCTIONS
RF Interference Considerations
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iv SAFTEY INSTRUCTIONS
Section Specifications and Installation
Page
Theory of Operation
Electrical Specifications
1.1 SPECIFICATIONS AND INSTALLATION
Catalytic Converter
Dimensions - Single Wall Oven
Dimensions - Double Wall Oven
1.2 SPECIFICATIONS AND INSTALLATION
Installation Safety Instructions
Installation
1.3 SPECIFICATIONS AND INSTALLATION
Wall Installation
1.4 SPECIFICATIONS AND INSTALLATION
Figure 1.2 Cabinet Dimensions and Specifications, Double Wall Oven
Single Wall Oven Under Counter
Installing the Oven
Double Wall Oven Cabinet Dimensions
Single Wall Oven Cabinet Dimensions
1.5 SPECIFICATIONS AND INSTALLATION
1.6 SPECIFICATIONS AND INSTALLATION
Section Oven Controls and Cooking The Speedcook Oven
Page
8. Oven Light Switch
1. Analog Clock and Timer
3. Set Timer Knob
11. Cancel Key
Broil
Cook Modes
2.2 OVEN CONTROLS AND COOKING - THE SPEEDCOOK OVEN
Air-Crisp
Toast
Favorites Cooking
Roast
Cooking a Recently Prepared Dish
Using the Microwave Function
Using the Convection Bake Function
Using the Defrost Function
2.4 OVEN CONTROLS AND COOKING - THE SPEEDCOOK OVEN
Basic Cooking
Mode 1 Oven Off
Mode 2 Select a Food Item
0355
Mode 5 Ready to Cook
Mode 3 Confirm Settings
Mode 4 Preheat
Mode 6 Cooking
Mode 9 Remove Food from Oven
Mode 8 100% Complete
2.7 OVEN CONTROLS AND COOKING - THE SPEEDCOOK OVEN
The Advanced Cook Mode
Adjusting a Recipe’s Cook Time
Adjusting a Cook Temperature
0355
0355
Saving to Favorites
2.9 OVEN CONTROLS AND COOKING - THE SPEEDCOOK OVEN
0400
Renaming a Dish in Favorites
Reheat Setting
Self-Clean Mode - Speedcook Oven
Deleting a Dish from Favorites
Section Oven Controls and Cooking
Lower Oven Double Wall Oven Only
Page
4. Set Timer Knob
2. Oven Mode Dial
3. Temperature Dial
7. Oven Light Switch
3.2 OVEN CONTROLS AND COOKING - THE BOTTOM OVEN
Warm Setting
Proof Setting
Convection Bake
PreheatingTimer
The Sabbath Mode
3.3 OVEN CONTROLS AND COOKING - THE BOTTOM OVEN
Basic Cooking
Self-Clean Mode
3.4 OVEN CONTROLS AND COOKING - THE BOTTOM OVEN
Section 4 Info Mode
Page
Adjusting Oven Sounds
Overview of the Info Mode
INFO MODE
Accessing Help Topics and General Cooking Information
Adjusting Display Settings
Adjusting the Oven’s Units & Measurements
4.2 INFO MODE
Updating the Oven Software
4.3 INFO MODE
Backing Up/Restoring Favorites
4.4 INFO MODE
Accessing the Version
Installer Setup
Oven Configuration
Section 5 Oven Systems
Page
Convection System Speedcook Oven
Heater Assembly
Stirrer Motor and Assembly
Blower Motor Bottom
Speedcook Oven Door
Convection System - Lower Oven
Double Wall Oven Only
5.2 OVEN SYSTEMS
Left Lock Motor Assembly
Door Skin Replacement
CAUTION A microwave leakage test MUST be performed! See page
oven must be taken out of service immediately until
Right Lock Motor Assembly
5.4 OVEN SYSTEMS
WARNING If the unit fails the microwave
Lower Oven Door Double Wall Oven Only
Halogen Light Assembly
Removing/Reinstalling the Lower Oven Door
5.5 OVEN SYSTEMS
5.6 OVEN SYSTEMS
Halogen Bulb Replacement
Microwave System
Doubler Circuit, Voltage
Waveguides
High-Voltage Transformers
Magnetrons
5.7 OVEN SYSTEMS
Clock
Control System
5.8 OVEN SYSTEMS
Control Board
Electrical Compartment Cooling Fans
Light Switch, Control Panel
Display, Speedcook Oven
EMI Filter
5.10 OVEN SYSTEMS
Power Supply, 12 VDC
Power Supply, 24 VDC
Magnetron Cooling Fan
Relay - K10 Lower Door Lock Gen 1 Oven
Selector Switches
Relay - K9 L2 Speedcook Heating Elements
Relay - K13 L2 Lower Heating Elements Double Wall Oven Only
Solid State Relay - K1 L1 Speedcook
Temperature Switch Lower Oven
5.12 OVEN SYSTEMS
Thermostat, Cook Cavity
Catalytic Converter
Wiring Harness
Exhaust System
Exhaust Blower
5.14 OVEN SYSTEMS
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Section 6 Troubleshooting
Page
6.1 TROUBLESHOOTING
Overview of Troubleshooting
Error Screens
Oven Door Open Gen
Cooling Fan Failure Gen
6.2 TROUBLESHOOTING
Temperature Control Failure
Oven Door Open Gen
Blower Failure
6.3 TROUBLESHOOTING
Magnetron Failure
Magnetron Failure Troubleshooting
Oven Over Temperature
Component Testing and Troubleshooting
6.4 TROUBLESHOOTING
Control System
6.5 TROUBLESHOOTING
6.6 TROUBLESHOOTING
Figure 6.3 Temperature-Ohm Chart Celsius
Cooling System
6.7 TROUBLESHOOTING
Halogen Light System
Light Switch, Control Panel Manual
6.8 TROUBLESHOOTING
6.9 TROUBLESHOOTING
Air Impingement System
Microwave System
6.10 TROUBLESHOOTING
CAUTION Voltage on terminals could cause injury. Proceed with caution
Testing a High-Voltage Transformer
6.11 TROUBLESHOOTING
Heating System, Speedcook Oven
Testing a Magnetron for an Open/Shorted Filament
6.12 TROUBLESHOOTING
Testing for Control Voltage to the K8 Relay Gen
6.13 TROUBLESHOOTING
Heating System, Lower Oven
Testing Relay 14 Pre-Heat Operation Gen
Testing for Control Voltage to the K11 SSR
6.14 TROUBLESHOOTING
Lower Oven Heating Element Specifications
Testing for Control Voltage to the K12 SSR
Testing for a K12 SSR that is Stuck Open
6.15 TROUBLESHOOTING
Testing for a K11 SSR that is Stuck Open
Testing for a K13 Relay that is Stuck Open
6.16 TROUBLESHOOTING
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Section Oven Schematics
Page
Generation
OVEN SCHEMATICS
TDO Upper Oven
I/O BOARD CONNECTORS
ASSEMBLY
7.2 OVEN SCHEMATICS
TDO Bottom Oven Generation
DOOR LIGHT SWITCH
01- MANUAL RESET
TDO2 Upper Oven Generation
OVEN SCHEMATICS
RELAY BOARD - REV D
I/O CONTROL BOARD
7.4 OVEN SCHEMATICS
TDO2 Bottom Oven Generation
RELAY BOARD - REV D
TSO Oven Single Wall Oven
OVEN SCHEMATICS
RWD/RWS GEN 2 CONTROL BOARD Pin-out descriptions
7.6 OVEN SCHEMATICS
25 2
Lower Door Light
RWD/RWS GEN 2 RELAY BOARD Pin-out descriptions
Upper Door Light
Monitor
7.8 OVEN SCHEMATICS
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Appendix Replacing Oven Components
Page
Comprehensive Table of Oven Components
A.1 APPENDIX - REPLACING OVEN COMPONENTS
Part Details
A.2 APPENDIX - REPLACING OVEN COMPONENTS
Locate the Part Here
Part Details
A.3 APPENDIX - REPLACING OVEN COMPONENTS
Locate the Part Here
Locate the Part Here
A.4 APPENDIX - REPLACING OVEN COMPONENTS
Part Details
A.14, A.16, A.22, A.28
Locate the Part Here
A.5 APPENDIX - REPLACING OVEN COMPONENTS
Part Details
A.8, A.16, A.17, A.18
A.6 APPENDIX - REPLACING OVEN COMPONENTS
Component and Assembly Location, DWO Gen 1 and Gen
Removing the Oven
Hardware Description
APPENDIX - REPLACING OVEN COMPONENTS
Item Description
Hardware Part Numbers
A.8 APPENDIX - REPLACING OVEN COMPONENTS
Component and Assembly Location, SWO
Removing the Oven
Figure A.2 Component and Assembly Location, SWO
Front Trim, SWO Oven, Speedcook, SWO Air Switch
Door Skin, ReplacementBlower, Exhaust Door, Speedcook Oven
APPENDIX - REPLACING OVEN COMPONENTS
Front Trim Assembly Removal
Front Trim Assembly Detail
A.10 APPENDIX - REPLACING OVEN COMPONENTS
Item Description
A.11
APPENDIX - REPLACING OVEN COMPONENTS
Hardware Description
Control Housing Detail
A.12 APPENDIX - REPLACING OVEN COMPONENTS
Differentiating Between DWO Gen 1 and DWO Gen
Upper Electrical Compartment, DWO Gen
A.13 APPENDIX - REPLACING OVEN COMPONENTS
Hardware Description
A.14 APPENDIX - REPLACING OVEN COMPONENTS
Item Description
Hardware Part Numbers
A.15 APPENDIX - REPLACING OVEN COMPONENTS
Harness, Power, Motor Controller
Upper Electrical Compartment, DWO Gen 2 and SWO
A.16 APPENDIX - REPLACING OVEN COMPONENTS
Differentiating Between DWO Gen 1 and DWO Gen
Item Description
A.17
APPENDIX - REPLACING OVEN COMPONENTS
Hardware Description
Controls Assembly Detail, DWO Gen 1, DWO Gen 2, and SWO
A.18 APPENDIX - REPLACING OVEN COMPONENTS
A.19
APPENDIX - REPLACING OVEN COMPONENTS
Mag Air Diverter Assembly Detail, DWO Gen 1, DWO Gen 2, and SWO
A.20 APPENDIX - REPLACING OVEN COMPONENTS
Relay and Relay/Power Assembly Detail, DWO Gen 1, DWO Gen 2, and SWO
A.21 APPENDIX - REPLACING OVEN COMPONENTS
A.22 APPENDIX - REPLACING OVEN COMPONENTS
Lower Electrical Compartment Detail, DWO Gen 1 and DWO Gen
Differentiating Between DWO Gen 1 and DWO Gen
Figure A.20 Bracket, Relay Attachment Detail, Gen
A.23
APPENDIX - REPLACING OVEN COMPONENTS
Relay, K11
Speedcook Oven Cavity Component Detail, DWO Gen 1, DWO Gen 2, and SWO
A.24 APPENDIX - REPLACING OVEN COMPONENTS
COMPONENTS
A.25
APPENDIX - REPLACING OVEN
Heater, Upper OvenCover, Motor End
A.26 APPENDIX - REPLACING OVEN COMPONENTS
Cover, Blower Motors Blower Motor, Upper Catalytic Converter
Thermostat, 270F, Open on Rise DWO Only
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A.27
APPENDIX - REPLACING OVEN COMPONENTS
Lower Oven Cavity Component Detail, DWO Gen 1 and DWO Gen
A.28 APPENDIX - REPLACING OVEN COMPONENTS
Separator, Convection Fan
A.29 APPENDIX - REPLACING OVEN COMPONENTS
Lamp, Halogen, Lower Oven
A.30 APPENDIX - REPLACING OVEN COMPONENTS
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Page
+1 214.379.6000 or Your Authorized Distributor
For service or information
866.447.3783
Accelerating the World of CookingTM