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lchavezAug 15, 2025
What to do if the water pressure relief valve opens on my Daikin Air Conditioner?
- LLaura KramerAug 15, 2025
If the water pressure relief valve on your Daikin Air Conditioner is opening, it could be due to a broken expansion vessel or the water volume in the installation being too high. Replace the expansion vessel or reduce the water volume to be under the maximum allowed value.