Smell of gas near the water heater, no visible leak
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Possible Causes
How to Fix / Troubleshooting
Safety: If you smell gas, do not operate electrical switches, do not use open flames, and evacuate the area if the smell is strong. Shut off the gas supply at the main valve and call a gas emergency service.
- 1. Shut down: Turn off the ACV water heater and close the gas isolation valve.
- 2. Ventilate: Open windows and doors to disperse gas.
- 3. Leak detection: A licensed gas technician should use leak detection fluid or an electronic gas detector to locate the leak on the ACV gas train and associated pipework.
- 4. Repair: Tighten or remake joints, replace faulty components, and retest for leaks before restoring service.
Never attempt DIY repairs on gas leaks; always use a qualified professional.
Repair Difficulty
Required Part
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