Symptoms
What follows is a chart of Symptoms and Possible Causes to aid in diagnosing
faults with the oven.
Refer to the Symptoms column to locate the type of failure then to the Possible
Cause for the items to be checked.
To test for a possible causes refer to the TEST section and locate the Possible
Cause then refer to test to identify test procedures.
SYMPTOM
Display will not come on
Oven will not heat
Oven motor will not run
Product burning
Product under done
POSSIBLE CAUSE
•
No power to cord outlet
•
Oven unplugged from outlet
•
Failed power cord or plug
•
Contrast needs to be adjusted
•
Failed display board
•
Power Switch is not "ON"
•
Product not selected
•
Failed Transformer
•
Failed Probe
•
Failed Circuit board
•
Failed Contactor
•
Failed Over-temperature Thermostat
•
Failed Element
•
Power Switch is not "ON"
•
Product not selected
•
Failed Transformer
•
Failed Contactor
•
Failed Motor
•
Failed output on circuit board.
•
Product is cooked too long
•
Failed Probe
•
Failed Circuit board
•
Product is not cooking long enough
•
Failed Probe
•
Failed Circuit board
17
TROUBLESHOOTING