Gree Error Code E1: High Pressure Protection
Warning: Your Gree HVAC system has detected high pressure and has shut down to prevent damage.
How to Fix Gree Code E1
- Step 1: Check your air filter and replace it if necessary.
- Step 2: If the filter is clean, try restarting the system. If the E1 code reappears, contact a professional.
- Step 3: If you suspect a refrigerant leak, do not attempt to fix it yourself. Contact a professional immediately.
How to Reset Gree Code E1
- Turn off the unit using the remote control or wall controller.
- Turn off the circuit breaker for the outdoor and indoor units. Wait 60 seconds.
- Restore power at the breaker.
- Turn the unit on with the remote control. If the error returns, the fault needs professional diagnosis.
What does E1 mean?
The E1 error code on your Gree HVAC system indicates that the high pressure switch has been activated. This could be due to a refrigerant leak, a clogged filter, or an issue with the compressor. It's important to note that this is a safety feature and the system has shut down to prevent further damage. Do not attempt to restart the system until the issue has been resolved.
Affected Models
Replacement Parts
| Part | OEM Number | Est. Cost |
|---|---|---|
| High Pressure Switch | Gree 3102105000 | — |
Related Codes on Same Models
| Code | Description | Severity |
|---|---|---|
| E2 | Anti-Freeze Protection | Warning |
| E3 | Low Pressure Protection | Warning |
| E4 | Compressor Discharge Temp Protection | Warning |
| E5 | Over-Current Protection | Warning |
| E6 | Communication Error Indoor/Outdoor | Warning |
| E7 | Mode Conflict | Warning |
| E8 | Anti-High Temperature Protection | Warning |
| E9 | Cold Air Prevention | Warning |
| F0 | Blower Temp Sensor Malfunction | Warning |
| F1 | Indoor Ambient Sensor Failure | Warning |