690-NC2
0690S20046 6-5
The Oven Is Overheating
This may be a normal condition experienced when the oven is empty. Normally the
oven’s program will attempt to correct temperature based on a full oven’s reqirements.
• A heat contactor may have failed.
• There is an error in your program, if it is a new program check that the temperature
was entered correctly.
• The oven may be out of calibration. See the Advanced setup Mode on page 6-6 to
find out how to re-calibrate the oven.
The Oven is Baking Unevenly
• A blower fan or fans are turning in the wrong direction.
• The oven may be out of calibration. See the Advanced setup Mode on page 6-6 to
find out how to re-calibrate the oven.
• The vent damper may be stuck open.
• One or more of the blower fans may not be turning. See page 6-4 possible causes
for this
• You may have low voltage at the power source.
Advanced Functions
Checking the software version and temperatures.
Press
Advance through the parameters by using the
key. The parameters are as follows.
Customer number should be 48.
Software Revision should be 5 or higher.
Zone 1 temperature shows the temperature reading of the top probe
without offset.
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