55 / E55
Frequent high-discharge-temperature faults; continued operation acceptable
This code typically points to
- Recurring high discharge temperature events
- Low refrigerant charge
- Restricted airflow on outdoor coil
- Condenser fan motor issue
Next checks to confirm
- Check refrigerant charge level
- Inspect outdoor coil for restriction/debris
- Verify condenser fan motor operation and speed
Escalation
Advisory — continued operation acceptable but compressor is periodically running hot
Reset behavior
Clears after high-temperature frequency returns to normal.
Service Soon
Schedule repair