Error Code OVERFLOW
Water overflowing from ice maker or water dispenser
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: LED blinks
What This Means
Overflow sensor malfunction; Water supply line leak; Fill valve stuck open; Drain line clogged
What actually causes this:
Fill valve stuck open or overflow sensor failed
First Thing to Check
Check if water is visibly overflowing from ice maker
Parts Involved
How to Fix
- 1
1. Check voltage at MAIN PCB CN90-11 to CN90-13
- 2
2. Expected: 0V-4.5V (overflow) or 4.5V-5V (normal)
- 3
3. Verify water supply line connections
- 4
4. Check drain line for blockage
Other Error Codes for RF24R7201FA
Freezer temperature sensor not working
Compressor will not start
Fridge getting too warm
Control panel not communicating with main board
Ice dispenser duct not heating
IO expander chip not responding
Freezer defrost heater not heating
Ice room fan not running