Mitsubishi Electric Error Code UA
Compressor overcurrent (CT)
Error Code Summary
| Brand | Mitsubishi Electric |
| Error Code | UA |
| Meaning | Compressor overcurrent (CT) |
| Cause | Current transformer detected overcurrent |
| Recommended Action | Check compressor, wiring |
How to Fix Mitsubishi Electric Error UA
- 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 UA means: Compressor overcurrent (CT). The most common cause is: Current transformer detected overcurrent.
- 3
Take Corrective Action
Check compressor, wiring
- 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 Mitsubishi Electric error code UA mean?
Mitsubishi Electric error code UA indicates: Compressor overcurrent (CT). This is typically caused by: Current transformer detected overcurrent.
How do I fix Mitsubishi Electric error code UA?
To fix Mitsubishi Electric error code UA: Check compressor, wiring. If the error persists after these steps, contact a qualified HVAC technician.
Is Mitsubishi Electric error code UA serious?
Error code UA (Compressor overcurrent (CT)) should be addressed promptly to prevent further damage to your Mitsubishi Electric system. Always turn off the unit if you notice unusual sounds, smells, or continued malfunction.