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Why Is My Aircon Making Clicking Sounds?

  • Mar 23
  • 1 min read

Hearing clicking sounds from your aircon can be worrying.


While some light clicking during startup is normal, repeated or loud clicking may signal an underlying issue.


Technician inspecting indoor aircon unit while homeowner listens to clicking sound issue in living room

Common Reasons for Clicking Sounds

  • Loose or faulty electrical components

  • Relay or capacitor switching issues

  • Fan hitting an obstruction inside the unit

  • Expanding and contracting parts due to temperature changes

  • Thermostat sending irregular signals


Why This Happens in Singapore Homes

Aircons in Singapore run frequently due to the heat and humidity.


Over time, internal components wear out or loosen, especially if servicing is not done regularly.


This can lead to unusual sounds like clicking during operation.


What You Should Do

  • Observe when the clicking sound happens (startup, shutdown, or continuous)

  • Turn off the unit if the sound becomes loud or frequent

  • Avoid using the system if performance drops

  • Arrange for a proper inspection to prevent further damage


Why Choose Us

  • Accurate diagnosis of electrical and mechanical issues

  • Experienced technicians across all aircon brands

  • Fast response across Singapore

  • Clear explanation before any repair work

  • Trusted by many homeowners


Book Aircon Servicing Today


📲 Message us on WhatsApp at 9248 7291 or call 6556 4042.


Sky Blue Aircon Engineering Pte Ltd – keeping Singapore homes cool and clean.

 
 
 

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