TurboChef Eco User manual

TM
Service Manual
      
©2018 TurboChef Technologies, Inc.

For further information, call
800.90TURBO
or
+1 214.379.6000

Original Instructions
The information contained in this manual is important for the proper installation, use, maintenance,
and repair of this oven. Follow these procedures and instructions to help ensure satisfactory baking results
and years of trouble-free service.
Errors – descriptive, typographic, or pictorial – are subject to correction. Specifications are subject to change
without notice.
Please carefully read this manual and retain it for future reference.

Table of Contents
Important Safety Instructions
General Safety Information..............................................................................................................................i
Reducing Fire Risk..........................................................................................................................................ii
Grounding Instructions...................................................................................................................................ii
Power Cord Replacement or Removal ............................................................................................................ii
RF Interference Considerations.......................................................................................................................ii
Precautions to be Observed Before and During Servicing to Avoid Possible Exposure to
Excessive Microwave Energy ..........................................................................................................................iii
Protective Earth (Ground) Symbol ................................................................................................................iii
Equipotential Bonding Symbol......................................................................................................................iii
Specifications and Installation
Theory of Operation.......................................................................................................................................1
Features ..........................................................................................................................................................1
Dimensions.....................................................................................................................................................1
Certifications...................................................................................................................................................1
Oven Construction .........................................................................................................................................2
Electrical Specifications...................................................................................................................................2
Installation......................................................................................................................................................2
Unpacking Instructions ............................................................................................................................2
Installation Warnings – Read Before Lifting Oven...................................................................................3
Lifting and Placing the Oven....................................................................................................................3
Installation Near Open Heat Source ........................................................................................................3
Oven Restraint Kit..........................................................................................................................................4
ChefComm Pro ..............................................................................................................................................4
Middleby Connect .....................................................................................................................................4
Registration Prompt........................................................................................................................................4
Voltage Selection.............................................................................................................................................4
Ventilation......................................................................................................................................................4
Maintenance
Daily Maintenance..........................................................................................................................................5
Oven Controls and Cooking
Oven Controls ................................................................................................................................................7
Menu Cook Mode ..........................................................................................................................................8
Manual Cook Mode......................................................................................................................................11
Continued on Next Page...

Info Mode
Overview of Info Mode.................................................................................................................................13
Information Screen .......................................................................................................................................13
Counters Screen............................................................................................................................................13
Options Screen .............................................................................................................................................13
Editing ...................................................................................................................................................14
Cook More.............................................................................................................................................14
Load Menu.............................................................................................................................................14
VAC.......................................................................................................................................................14
Demo Mode...........................................................................................................................................14
Manual Cooking ....................................................................................................................................14
Diagnostic Mode....................................................................................................................................14
F2 Bypass ...............................................................................................................................................14
Settings Screen ..............................................................................................................................................15
Temperature Units .................................................................................................................................15
Language ................................................................................................................................................15
WiFi Network........................................................................................................................................15
Sound Volume .......................................................................................................................................16
Set Date..................................................................................................................................................16
Set Time.................................................................................................................................................16
Auto On.................................................................................................................................................17
Auto Off.................................................................................................................................................17
Service Screen ...............................................................................................................................................17
Fault Log................................................................................................................................................17
Counters and Timers..............................................................................................................................18
Test Mode..............................................................................................................................................18
Manufacturing (MFG)..................................................................................................................................19
Oven Model ...........................................................................................................................................19
Serial Number ........................................................................................................................................19
Load Menu from USB ..................................................................................................................................20
Save Menu to USB .......................................................................................................................................20
Firmware Update ..........................................................................................................................................21
Edit Mode
Overview of Edit Mode ................................................................................................................................23
Edit Set Temperature....................................................................................................................................23
Access Edit Items Screen...............................................................................................................................24
Name a Group..............................................................................................................................................24
Delete a Group .............................................................................................................................................24
Move a Group ..............................................................................................................................................25
Continued on Next Page...

Edit Mode, Continued...
Item Editing Options....................................................................................................................................26
Edit Settings..................................................................................................................................................27
Edit % Time ..........................................................................................................................................27
Edit % Air..............................................................................................................................................27
Edit % Microwave..................................................................................................................................28
Edit Cook Time .....................................................................................................................................28
Name an Item ........................................................................................................................................28
Run a Test Cook Cycle ..........................................................................................................................29
Add/Edit Event Messages .......................................................................................................................29
Name Item....................................................................................................................................................30
Change Group ..............................................................................................................................................30
Move Item ....................................................................................................................................................31
Delete Item...................................................................................................................................................31
Oven Systems
Impingement System ....................................................................................................................................33
Blower Motor.........................................................................................................................................33
Blower Motor Speed Controller (BMSC)...............................................................................................33
Heater Elements.....................................................................................................................................33
Jetplate ...................................................................................................................................................33
Stirrer Motor and Assembly....................................................................................................................33
Troubleshooting .....................................................................................................................................33
Oven Door....................................................................................................................................................34
Removing/Reinstalling the Oven Door ..................................................................................................34
Adjusting the Oven Door.......................................................................................................................34
Interlock Switches ..................................................................................................................................35
Adjusting the Primary, Secondary, and Monitor Switches......................................................................35
Measuring RF Leakage for Microwave Safety .........................................................................................36
Troubleshooting .....................................................................................................................................36
Microwave System ........................................................................................................................................37
Capacitor................................................................................................................................................37
Testing a Capacitor..........................................................................................................................37
Combination HV/Filament Transformer ...............................................................................................37
Wiring the Transformer...................................................................................................................37
Testing the Transformer ..................................................................................................................38
High-Voltage Diode...............................................................................................................................38
Testing the High-Voltage Diode......................................................................................................38
Magnetron..............................................................................................................................................39
Testing a Magnetron for an Open/Shorted Filament.......................................................................39
Continued on Next Page...

Oven Systems, Microwave System, Continued...
Stirrer Motor and Assembly....................................................................................................................39
Waveguide..............................................................................................................................................39
Troubleshooting .....................................................................................................................................39
Control System .............................................................................................................................................40
Cooling Fans ..........................................................................................................................................40
Display and UI Control Board (Phoenix)...............................................................................................40
Electrical Compartment Cooling Fan Thermostat..................................................................................40
Electrical Compartment Thermocouple .................................................................................................40
EMI Filter ..............................................................................................................................................40
Fuses.......................................................................................................................................................40
High Limit Thermostat..........................................................................................................................41
I/O Control Board (Sage).......................................................................................................................41
Magnetron Thermostat ..........................................................................................................................41
Power Supply .........................................................................................................................................41
Relay - K1 Stirrer Motor ........................................................................................................................41
Relay - K2 Anode...................................................................................................................................41
Relay - K3 Monitor................................................................................................................................41
Solid State Relay - K4/K5 Heater...........................................................................................................41
Relay - K6 Voltage .................................................................................................................................41
Relay - K7 Magnetron Cooling Fan .......................................................................................................41
RTD.......................................................................................................................................................42
Speaker...................................................................................................................................................42
Transformer Thermostat ........................................................................................................................42
USB........................................................................................................................................................42
Voltage Sensor........................................................................................................................................42
WiFi Module..........................................................................................................................................42
Wire Harness..........................................................................................................................................42
Troubleshooting .....................................................................................................................................42
Filtering System ............................................................................................................................................43
Catalytic Converter ................................................................................................................................43
Air Filter.................................................................................................................................................43
Troubleshooting .....................................................................................................................................43
Troubleshooting
Overview of Troubleshooting........................................................................................................................45
Fault Code Descriptions ...............................................................................................................................45
Fault Code Troubleshooting.........................................................................................................................47
F1: Blower Running Status Bad .............................................................................................................47
F2: Cook Temperature Low...................................................................................................................48
F3: Magnetron Current Low..................................................................................................................49
F4: Door Monitor Defective ..................................................................................................................50
Continued on Next Page...

Troubleshooting, Continued...
F5: Magnetron Over Temperature .........................................................................................................50
F6: Electrical Compartment Temperature High.....................................................................................51
F7: RTD Open ......................................................................................................................................51
F8: Heat Low .........................................................................................................................................52
F9: Cook Cavity Temperature High ......................................................................................................52
F10: Communication Failure .................................................................................................................53
F12: Firmware Reboot............................................................................................................................53
Non-Fault Code Troubleshooting.................................................................................................................54
Cook Door Open...................................................................................................................................54
No Display - Screen is Blank..................................................................................................................55
Touch Screen is Locked Up or Unresponsive.........................................................................................56
Oven Keeps Cooling Down, will not Warm Up ....................................................................................57
Menu will not Load................................................................................................................................58
Firmware will not Update ......................................................................................................................59
Food Not Cooking Properly...................................................................................................................60
Speaker Not Beeping After a Cook Cycle...............................................................................................61
Oven Schematic
Schematic......................................................................................................................................................63
Sage Control Board Connector Detail ..........................................................................................................64
Phoenix Display Board Connector Detail .....................................................................................................64
Sage Control Board I/O Detail .....................................................................................................................64
Ladder Diagram............................................................................................................................................65
Appendix - Oven Components
Replacing Oven Components .....................................................................................................................A-1
Exterior and Cavity Components................................................................................................................A-2
Left/Blower Side .........................................................................................................................................A-4
Right/Heater Side .......................................................................................................................................A-6
Top of Oven...............................................................................................................................................A-8
Display Housing .......................................................................................................................................A-10
Power Cords and Wire Harnesses .............................................................................................................A-12

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