Chapter 8: IR Element and Catalytic Converter
Components 47
IR Element and Catalyst Removal 47
Removing the IR Element
Removing & Installing the Catalytic Converter
Installing a New IR Element
IR Element and Catalytic Converter Parts 48
Chapter 9: Schematic and Schematic Parts
NGC (Tornado) Schematic Inside 49
Schematic P
arts 49
Line Voltage Components
Low Voltage Components
W
ire Harness Replacement P/N’s
I/O Control Board Item Identification and Test Point Locations 49
Chapter 10: Service Parts and Illustrations
Figure 4: NGC (Tornado) Control System 51
Figure 12: Control System Panel Enclosure and Parts 52
Figure 13: Monitor Circuit - Shown in Failsafe State 53
Figure 15: Microwave System Parts 53
Figure 16: Microwave System Parts 54
Figure 17: Wave Guide Cover/Wave Guide Removal and Replacement 54
Figure 18 & 19: High Voltage Transformer and Filament Wirings 55
Figure 21&22: High Voltage Diode and Magnetron 55
Figure 23: Cook Door Removal and Parts 56
Figure 26: Primary and Secondary Interlocks Adjustment and Parts 56
Figure 27: Door Switch Assembly and Parts 57
F
igur
e 28: M
otor S
witch A
djustment and Assembly 58
Figure 29: Cook Door Assembly 59
F
igure 31: Convection Circuit Block Diagram 60
Figure 32: Convection Circuit Assembly and Parts 61
Figure 33: Blower Motor Parts and Assembly 62
Figure 34: IR Element and Catalytic Converter Parts and Assembly 63
Figure 35: NGC (Tornado) Schematic 64
F
igur
e 36: I/O Contr
ol Board and Test Point Locations 64
Figure 37: Covers and Miscellaneous Parts 66