Dacor Freezer Error Code F1

The F1 code on a Dacor freezer indicates an air sensor error. The unit's air temperature sensor has sent a signal that the control board cannot interpret as valid. In response, the control board switches off the compressor to prevent the freezer from operating without accurate temperature feedback.

Unplugging the freezer for a few minutes and restoring power may temporarily clear the error code if the sensor fault was momentary. However, if the underlying problem with the sensor, wiring, or control board persists, the F1 code will return once the control board detects the fault again. A reset alone is not a fix.

Repair costs vary depending on which component has failed. Replacing a faulty air thermistor is typically the least expensive repair, often ranging from around $50 to $150 in parts and labor. If the control board requires replacement, costs can range from $200 to $500 or more depending on the specific board and labor rates in your area.

Some causes of the F1 error, such as a loose sensor connector or ice buildup around the sensor, can be addressed by a knowledgeable DIYer. However, testing thermistor resistance and inspecting wiring for damage requires a multimeter and some familiarity with electrical components. Replacing the control board is best left to a qualified technician.

The error itself is a protective response: the control board shuts off the compressor to avoid running the system without valid temperature data. The main safety concern for users is that the freezer will not cool properly while the fault is active, putting stored food at risk. Address the error promptly to avoid food spoilage.