Error Code 44C
Compressor inverter is not communicating with main board
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 44C
What This Means
Inverter PCB malfunction; Main PCB malfunction; Cable connection problem; Communication line failure
What actually causes this:
Inverter PCB failure or loose cable
First Thing to Check
Check cable connection between main and inverter
Parts Involved
How to Fix
- 1
Check cable connections between Main and Inverter
- 2
Inspect PCB solder joints
- 3
Verify with oscilloscope
- 4
Check for short-circuits on PCB
Other Error Codes for RF28K9070AA
Fridge fan motor is not operating
Cool Select fan motor is not running
I/O Expander is not responding to main board
Freezer fan motor is not working
Main and panel boards are not communicating
Fridge defrost sensor is not working
Freezer defrost sensor is not responding
Ice duct heater not working properly