Freezer Diagnostics
Dacor Freezer
Dacor Freezer
Error Codes
Meanings, severity levels, safe checks you can perform, and when to call a technician.
Enter the code shown on your freezer display
Is it safe to keep using it?
Depends on code severity. Low/Medium codes often allow continued use, High severity requires immediate stop.
Can error codes be reset?
Some codes clear after power cycle. Persistent codes indicate underlying issues needing repair.
When should I stop using it?
Stop immediately for water leak codes, burning smell, or any High severity error.
Error Code Directory
Click any code for detailed troubleshooting steps
Low
Medium
High
Code
Meaning
Severity
Common Symptom
F1
Freezer sensor failure
High
Frozen food begins to soften or show signs of partial thaw as the freezer warms beyond -18°C without the control board correcting the compressor output.
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F3
Defrost system fault
Medium
Heavy frost or ice is visible on the freezer back wall or evaporator panel, indicating automatic defrost cycles have not been occurring.
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F4
Fan motor failure
High
The column freezer cabinet temperature rises noticeably while the compressor is audibly operating — cold air is being produced but not circulated.
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HI
Cabinet temp too high
High
Items in the column freezer cabinet feel soft or show surface thawing, indicating the cabinet temperature has risen above -9°C (15°F).
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PF
Power failure alert
Low
The DRZ24/DRZ30 control panel displays PF immediately after power is restored following an outage or circuit interruption.
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