How do I fix error code 29C on my Samsung RF22K938AA?

1. undefined: Separate MAIN PCB CN70 wire from PCB 2. undefined: Check resistance between CN70 pin #3 and #1 3. undefined: If 0 Ohm, check for short-circuit 4. undefined: If ∞ Ohm, check for open-circuit

Samsung RF22K938AARefrigerator

Error Code 29C

Q: What does error code 29C mean on a Samsung RF22K938AA?

Cool Select Room defrost heater failed Heater housing separation; Contact error; Wire disconnection; Short-circuit in heater; Blown temperature fuse

Cool Select Room defrost heater failed

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: 29C

What This Means

Heater housing separation; Contact error; Wire disconnection; Short-circuit in heater; Blown temperature fuse

What actually causes this:

Defrost heater circuit broken or fuse blown

First Thing to Check

Check if Cool Select heater has AC power

Parts Involved

Cool Select Room Defrosting Heater (121W AC120V)Temperature Fuse (110°C)

How to Fix

1
Separate MAIN PCB CN70 wire from PCB
2
Check resistance between CN70 pin #3 and #1
3
If 0 Ohm, check for short-circuit
4
If ∞ Ohm, check for open-circuit

Other Error Codes for RF22K938AA

Freezer defrost sensor is not responding

61C

Ice duct heater not working properly

11C

Cool Select Room defrost sensor error

16C

Fridge humidity sensor not responding

65C

Ice bucket heater is malfunctioning

14C

Ice maker temperature sensor failed

39C

Ice maker is not making or dispensing ice

71C

Freezer is too warm

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