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Slight 'click' sound at start-up or shut-down

Slight 'click' sound during start-up or shut-down

York · Air Conditioning

What does Slight 'click' sound at start-up or shut-down mean?

A small clicking sound is heard when the unit starts or turns off. This is normal.

Common Causes

  • Thermal expansion and contraction of parts
  • Normal operational sound

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    This sound is normal and caused by temperature changes in the unit's components.

  2. 2

    No action is required.

Browse all codes in this manual (26)
Verified technical data. Last updated: April 2026

Related Faults

Abnormal heat in power supply cord and power plugAbnormal heat in power supply cord or plugAccidental pour of impurities or water into machine or remote controlLiquid or foreign objects inside the unit or remoteAir conditioner can not operate at allAir conditioner will not operate at all
Source: York Air Conditioning
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