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12.0 DIAGNOSTIC INFORMATION
The following information is provided to aid in location of faults in the oven.
Status LED definitions (Refer to Status LED Layout)
LED
Name Description
1
CDP
Cook Door Primary interlock + Filter Door Primary interlock switches closed.
2
CDS
Cook Door Secondary interlock + Filter Door Secondary interlock switches closed.
3
CDM
Cook Door Monitor interlock + Filter Door Monitor interlock switches closed.
4
FDP
Filter Door Primary interlock switch closed.
5
FDS
Filter Door Secondary interlock switch closed.
6.
FDM
Filter Door Monitor interlock switch closed.
7
BLR
Blower Motor Controller on.
8
--
Not Used
9
--
Not Used
10
--
Not Used
11
HXR
Heat Exchanger Power Relay closed. (Not used on early "B" Version ovens.)
12
M1T
Magnetron 1 Temperature below maximum (212°F)(100°C). ("B" Version ovens only.)
13
M2T
Magnetron 2 Temperature below maximum (212°F)(100°C). ("B" Version ovens only.)
14
M1I
Magnetron 1 Current. Input to Magnetron 1 transformer above 7 amps.
15
M2I
Magnetron 2 Current. Input to Magnetron 2 transformer above 7 amps.
16
HXI
Heat Exchanger Current above 7 amps (In phase measured.)
Interlock and Monitor Switch Locations
Cook Door Primary Interlock (CDP)
Cook Door Secondary Interlock (CDS)
Cook Door Monitor (CDM)
Filter Door Primary Interlock (FDP)
Filter Door Secondary Interlock (FDS)
Filter Door Monitor (FDM)
Magnetron Circuit Parts Locations
T1
Right most transformer.
T2
Left most transformer.
MAG1
Right most magnetron.
MAG2
Rear magnetron.
Notes on Thermocouple Troubleshooting
1.
Display Reading 77°(25°C) is acceptable when oven is cold.
2.
Display Reading 999°(999°C) indicates related thermocouple is open
3.
Thermocouples can be tested by placing in boiling water and checking display for approximately
212°F(100°C).
Electrical Schematics
The following electrical schematics are provided to aid in troubleshooting the various ovens. A schematic
may also be found behind the control panel of the oven. The correct schematics for the various models are
defined below:
Model
D1B/D2B
D1B-EC/D2B-EC
D1-EC/D2-EC
D1/D1A/D2
TurboChef, Inc.
Schematic Title
700-0357
Schematic, D1B/D2B Oven, 3Ø, 4W, 208-240 VAC
700-0358
Schematic, D1B-EC/D2B-EC Oven, 3Ø, 5W, 400-415 VAC
700-0398
Schematic, Oven, 3Ø, 5W, 400-415 VAC, 50 HZ
700-0425
Schematic, Oven, 3Ø, 4W, 208-240 VAC
700-0655.DOC Rev B February 15, 1997
Right side top
Left side top
Right side bottom
Right side top
Left side top
Left side bottom
Page 52 of 62
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