Error Code FF High Temp
Refrigerator temperature is abnormally high
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: FF temp indicator blinks
What This Means
Door left open; Hot food placed inside; Fan or compressor failure; Blocked vents
What actually causes this:
Door left open, blocked vents, or cooling system failure
First Thing to Check
Check door seal integrity and whether door was recently left open
Parts Involved
How to Fix
- 1
Check door closure and food contents
- 2
Verify fans and compressor operation
- 3
Check vents for blockage
Other Error Codes for RF28R7551SG
Ice room thermistor is out of range
Humidity sensor voltage is outside valid range (0.6V to 4.7V)
Ice maker thermistor is out of range — ice making may be disrupted
Ice maker motor did not complete its initialization cycle
Freezer temperature is abnormally high
Flex zone compartment temperature is abnormally high