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Sound of running water

Sound of running water during operation

York · Air Conditioning

What does Sound of running water mean?

A 'hissing' sound like running water is audible while the air conditioner is running. This is normal.

Common Causes

  • Normal sound of refrigerant flow

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    This sound is normal and indicates the refrigerant is flowing.

  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
Open Manual (Page 14)Search more codes in this manual