Error Code 44
The main control board can't communicate with the compressor controller
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 44
What This Means
Signal wire disconnected between main and inverter; Inverter PCB board defect; Main PCB board defect; Wire harness damaged
What actually causes this:
A wire connection between the main board and compressor controller came loose
First Thing to Check
Turn off the refrigerator, wait 60 seconds, then turn it back on
Parts Involved
How to Fix
- 1
1. Check connector between main PCB and inverter PCB
- 2
2. Reconnect all connectors firmly
- 3
3. Check for bent or damaged connector pins
- 4
4. If error persists, replace inverter PCB
- 5
5. If error still persists, replace main PCB
This Error Applies To
Samsung DRZ18980R Series Refrigerators (2017) (2017–present)
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