Mitsubishi Heavy Industries · R410A Systems
The discharge temperature is abnormally high, or the compressor discharge temperature sensor (THOD) is defective. High discharge temperatures indicate system strain.
Click steps to track your progress.
Turn off the air conditioning unit and allow it to cool down for at least one hour.
Inspect the outdoor unit's condenser coils and fan for any blockages or debris.
Ensure the indoor unit's air filters are clean.
If the error persists, contact a qualified HVAC technician to check refrigerant levels and the THOD sensor.