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Protection of Outdoor Overload

Outdoor overload protection — Outdoor unit or compressor is overloaded

Samsung · Air Conditioning

What does Protection of Outdoor Overload mean?

The outdoor unit has detected an overload condition, causing the compressor to stop as a protective measure. This indicates the system is under excessive strain and is an outdoor unit protection control error.

Common Causes

  • Sensor connection status issue or faulty sensor.
  • Incorrect sensor location.
  • Obstruction around the outdoor unit impeding airflow.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the connection status and location of relevant sensors in the outdoor unit.

  2. 2

    Verify that the outdoor unit is not obstructed and has sufficient airflow around it.

  3. 3

    Power cycle the air conditioner to clear the protective shutdown.

  4. 4

    Clean the outdoor unit coils if they are dirty to improve heat exchange.

Browse all codes in this manual (94)
Verified technical data. Last updated: April 2026

Related Faults

COND temperature sensor errorCondenser temperature sensor error — Outdoor coil temperature sensor faultCommunication errorCommunication error — Indoor/outdoor inverter main MICOM communication lostCommunication error after trackingCommunication error after finishing tracking — System communication issue following a tracking process
Source: Samsung Air Conditioning
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