E36

Abnormally High Discharge Temperature / Insufficient Refrigerant / THOD Defective

Mitsubishi Electric · Mitsubishi FR-D700 Inverter

What does E36 mean?

The compressor discharge temperature is abnormally high. This can be caused by insufficient refrigerant, a defective compressor discharge temperature sensor (THOD), or other system issues leading to compressor overheating and potential damage.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Inspect the condenser coil for obstructions or dirt, ensuring adequate airflow across the coil.

  2. 4

    Check for proper operation of the outdoor fan motor and fan blade integrity.

Source: Mitsubishi FR-D700 Inverter
Open Manual (Page 3)