Accelerating the World of Cooking
 For further information call
 Important Safety Information Please Read First
 Table of Contents
 Oven Door
Microwave System
 Service Parts and Illustrations
Schematics and Schematic Components
Convection Circuit
IR Element and Catalytic Converter
 Important Safety Instructions
 Grounding Instructions
 Installation, Specifications, and Maintenance
 Standard Features
Dimensions
Power Supply North America
Construction
 Power Supply Latin America
Power Supply Europe, Asia-Pacific
Power Supply South Korea
Built-In Installation Figure
 Installation Near Open Heat Source Figure
 Initial Power-up
Setup
Oven Restraint Kit TC3-0242 KIT
Stacking
 Remove and Clean the Cooking Surface
Remove the Lower Access Panel
Clean Oven Interior
Clean Lower Access Panel Area
 Theory of Operation
 Chapter
 Set Temperature, IR Element Irsp and Irsi
Set Temperature, Cook Cavity Ccsp
Actual Temperature, Cook Cavity TCC
Actual Temperature, IR Element TIR
 Keypad
Fault Code
Display
Self-Test Stest
 Fault Codes
 F1 Blower Running Status Bad
F2 Cook Temperature Low
F3 Magnetron Current Low
F4 Door Monitor Defective
 Thermocouple temperature is below the indicated limit
F5 Magnetron Over Temperature
F7 Thermocouple Open
F8 Heat Low
 Control System
 Mech
 Interlock Switches
VDC Power Supply
K1 Mechanical Relay
K2 Mechanical Relay
 Blower Speed Screen
Faults Screen
Self-Test Function Screen
Heater Test Screen
 Electronic Compartment Temperature Screen
Diagnostic Display Screen
Changing the Cook Chamber Temperature
Cooks Screen
 Altering a Recipe
 Loading a Menu from a Smart Card
Snooze Mode
Done Screen
Time Screen
 Enter Key Code
Function/Screen
 Smart Card Reader Cable
 Board J3 connector Replace I/O control board
Reference page 54 for a schematic of the I/O control board
Pin connector
If not, correct the voltage supply
 Troubleshooting
VAC is going to the motor controller via pins 2
Refer to page 50 for motor controller troubleshooting
Detailed troubleshooting
 If high-limit is not tripped, follow the instructions below
 Microwave System
 Voltage Doubler Circuit Description
 Microwave System
 Filament and High Voltage Terminals ORG
 High-Voltage Transformers
Magnetron
Filament Transformers
F3 Fuse
 Wave Guide Cover Replacement
 NGC-3036Kit, Wave Guide Cover Includes Item 31 and sealant
Wiring the High-Voltage Transformers
Screws, #8, SST NGC-1047Support, Frame
Remove the wave guide cover. See Wave Guide
 Procedure for Measuring RF Leakage
Wiring the Filament Transformers
 How to Check a Diode
Testing the High-Voltage Diode
 How to Check a High-Voltage or Filament Transformer
How to Check a Capacitor
 Components
Magnetron
Remove the top and right side covers
Back and Enter keys, enter the code 9-4-2-8 and press Enter
 Voltage Transformers
HV capacitor shorted or failing follow troubleshooting on
Mgtron soft key. Voltage present should be 200 +/- 10%
Unplug the oven and replace relay if necessary
 Primary and secondary, the control would have recorded
Troubleshooting see F4 Monitor
Occurrence. See page 25 as well as Oven Door for
Energizing the Microwave System
 Oven Door
 Oven Door
 Critical Adjustment Notes
31 for proper procedure
Oven Burn-In Procedure
 Primary and Secondary Interlock Switch Adjustments and Parts
 PPHD, Cres
Assembly Notes
 5963
 Adjusting the Primary Interlock Switch NEW Switch Setup
 DIA
80 81
 98 AR
101
 Refer to Figures 35
Critical Adjustment Notes Figure
 Actuator and toggle OK Check adjustment and wiring on
Interlock switch status
New setup for the proper adjustment procedure
Door does not close freely Remove obstructions or readjust
 Convection Circuit
 Motor Controller Bmsc
Main Convection Heater
High Limit Thermostat
Convection Motor
 114 105 104 103 102 107
109 110 113 111
108
106
  Thermostat tripped Reset and determine why the thermostat
Replace motor. For access to motor shaft, remove top panel
Cook Door Open Message Verify which switch is not actuating
Readjust. See pages
  Motor spins freely Verify motor windings see table below
Verify motor spins freely
Disconnect control wiring
Plug on schematics pages 55-63 while incrementing blower
 Converter
 IR Element
Catalytic Converter
Removing the IR Element
 Installing a New IR Element
Removing and Installing the Catalytic Converter
119
122
 Schematics and Schematic Components
 Wire Harness Replacement P/Ns
Line Voltage Components
Low Voltage Components
 Board Schematic
 Schematic Tornado NGC
 MAG
 Schematic Tornado Ngcew
 Schematic Tornado Ngced
 Schematic Brazil NGC
 Service Parts and Illustrations
 Relay
Control System
 Service Parts and Illustrations
 Monitor Circuit Shown in Failsafe State
Microwave System
 Wave Guide/Wave Guide Cover Parts
Microwave System Parts
 SBK
Oven Door
 Door Switch Parts
Primary and Secondary Interlock Switch Parts
 Primary Safety Switch Parts
Monitor Safety Switch Parts
 80 81 Secondary and Monitor Safety Switch Parts
 Oven Door Parts
100
 Convection Circuit
Convection Circuit Block Diagram
 114 105 104 103 102 107 108 106
109 110 113 111 112 Convection Circuit Parts
 123 Old Switch Setup 126
Wire Harness Replacement P/N
IR Element and Catalytic Converter
122 119
 135 137 138 133 134
129 132 144 139 141
 147 150 162 157 159
153 155 156 151 152
150 Screw, #8-32 x 3/8, Pphd NGC-2011-8
 Comprehensive Part List
 Comprehensive Part List
 Comprehensive Part List
 Relay, K7, Magnetron Fan, Standard Europe, Asia-Pacific MPh
 Smart Card, Programmed call TurboChef for Part Numbers
 800.90T U R B O or