Error Code 29
Convertible zone defrost system secondary error
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 29
What This Means
Defrost heater connector disconnected; Defrost heater burned out or open circuit; Defrost heater shorted; Control module malfunction
What actually causes this:
Defrost heater element burned out
First Thing to Check
Check for ice buildup in convertible zone compartment
Parts Involved
How to Fix
- 1
1. Power off refrigerator and wait 5 minutes
- 2
2. Separate Main PCB CN70 connector from PCB
- 3
3. Measure resistance between CN70_1-7 and 1 — should be 63 ohms ± 7%
- 4
4. Check heater connector for corrosion or loose pins
- 5
5. If resistance is correct, replace Main PCB control module
Other Error Codes for RF28K9580
Freezer defrost sensor is not working
Freezer temperature sensor is not working
Outside temperature sensor is not working
Ice maker temperature sensor is not working
Refrigerator fan is not working
Refrigerator compartment temperature sensor is not working
Convertible zone temperature sensor is not working
Ice room temperature sensor is not working