Compressor Cycles On then Back Off

Article ID: 88
Last updated: 16 May, 2017

Make: Any

Model or Series: Any

Type:  Any

Problem Description:  Compressor & Outdoor Fan Cycling

Observed Symptoms:  Compressor & outdoor fan come on for several seconds then go back off.


  • Found unit kicking-off on High Pressure due to overcharge.
  • Recovered excess charge.

Additional Information:  

  • Check for 24V signal between "Y" and "C" at the outdoor unit to ensure thermostat is calling.
  • Check system pressure when unit starts.
  • Watch for excessively high or low pressure.
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Article ID: 88
Last updated: 16 May, 2017
Revision: 3
Access: Public
Views: 83
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