Samsung Error Code E221
Outdoor TH1 sensor error
Error Code Summary
| Brand | Samsung |
| Error Code | E221 |
| Meaning | Outdoor TH1 sensor error |
| Cause | Outdoor coil sensor fault |
| Recommended Action | Check/replace TH1 |
How to Fix Samsung Error E221
- 1
Power Cycle the Unit
Turn off the unit at the breaker, wait 5 minutes, then restore power. Some errors auto-clear after a restart.
- 2
Identify the Issue
Error E221 means: Outdoor TH1 sensor error. The most common cause is: Outdoor coil sensor fault.
- 3
Take Corrective Action
Check/replace TH1
- 4
Test the System
After completing repairs, run the system and monitor for the error code. If it recurs, the issue may require professional diagnosis.
Safety Notice
Always disconnect power before performing any electrical work. If you're not a certified HVAC technician, contact a qualified professional for repairs involving refrigerant, electrical components, or compressor work.
Frequently Asked Questions
What does Samsung error code E221 mean?
Samsung error code E221 indicates: Outdoor TH1 sensor error. This is typically caused by: Outdoor coil sensor fault.
How do I fix Samsung error code E221?
To fix Samsung error code E221: Check/replace TH1. If the error persists after these steps, contact a qualified HVAC technician.
Is Samsung error code E221 serious?
Error code E221 (Outdoor TH1 sensor error) should be addressed promptly to prevent further damage to your Samsung system. Always turn off the unit if you notice unusual sounds, smells, or continued malfunction.