Troubleshooting Guide
WWaallll OOvveennss
5-6
RTD Testing
First access Diagnostic Mode. Once in Diagnostic Mode, the RTD temperature as read by the Oven Controller is
shown in the corresponding display.
NOTE: Diagnostic Mode will end 2 minutes after last key stroke or when the CLEAR key is pressed.
Probe Testing
First access Diagnostic Mode. Once in Diagnostic Mode, the Probe temperature as read by the Oven Controller is
shown in the Stop Cook digits in the corresponding display. If the Probe has not been inserted, “0” will be shown as
the Probe temperature. If the Probe has not been completely inserted creating a short circuit of the Probe, “998” will
be shown as the Probe temperature.
NOTE: Diagnostic Mode will end 2 minutes after last key stroke or when the CLEAR key is pressed.
Fans and Motors
First access Diagnostic Mode. Once in Diagnostic Mode, the technician can press a key to activate a fan or a
motor. The fan and motor relays will close to complete a 120 VAC circuit through a specific fan or motor. If the
Oven Controller detects the functionality through switches, an indicator will be illuminated on the corresponding dis-
play.
NOTE: Diagnostic Mode will end 2 minutes after last key stroke or when the CLEAR key is pressed.
Key Pressed Relay(s) activated Action Display Response
Roast Motor Door Lock (MDL) MDL switch in open position Degree Icon (°) Illuminated
MDL in transition Degree and Centigrade
Icon Off
MDL switch in closed position Centigrade Icon (°C)
Illuminated
Convection Roast Oven Light Light turns on Not applicable
Self Clean Cool Fan Low Fan Apparency Switch Fahrenheit Icon °(F)
activated Illuminated
Fan Apparency Switch not Fahrenheit Icon Off
activated
0 Cool Fan High Fan Apparency Switch Fahrenheit Icon (°F)
activated Illuminated
Fan Apparency Switch not Fahrenheit Icon Off
activated
Bake Inner Bake Element and Right Convection Fan
activated, Oven On Illuminated
Right Convection Fan Inner Bake Element activated
Convection Bake Outer Bake Element and Left Convection Fan activated Oven On Illuminated
Left Convection Fan Outer Bake Element activated
Figure 5-5. Fans and Motors Testing Chart
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