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E36

E36 - Abnormally high discharge temperature or faulty THOD sensor

Mitsubishi Heavy Industries · R410A Systems

What does E36 mean?

The discharge temperature is abnormally high, or the compressor discharge temperature sensor (THOD) is defective. High discharge temperatures indicate system strain.

Common Causes

  • Insufficient refrigerant in the system.
  • Damaged compressor discharge temperature sensor (THOD).
  • Blocked outdoor unit coils, leading to overheating.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the air conditioning unit and allow it to cool down for at least one hour.

  2. 2

    Inspect the outdoor unit's condenser coils and fan for any blockages or debris.

  3. 3

    Ensure the indoor unit's air filters are clean.

  4. 4

    If the error persists, contact a qualified HVAC technician to check refrigerant levels and the THOD sensor.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

E0E0 - Transmitting/receiving signal errorE12E12 - Auto address setting error or unit addressed at factory settingE14E14 (Flashes 3 times) - Master/slave system control wiring error
Source: Mitsubishi Heavy Industries R410A Systems
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