Buderus
Gas Leak
There is a strong gas smell near the Buderus water heater.
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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.
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Possible Causes
Loose gas connection at heater, Damaged gas valve or manifold, Cracked gas pipe, Faulty sealing on burner assembly
How to Fix / Troubleshooting
Critical safety warning: Do not operate the heater. Do not use open flames or create sparks. Do not switch electrical devices on or off in the area.
- Shut off gas: Immediately close the gas shutoff valve to the heater. If the smell is strong, shut off gas at the main meter.
- Ventilate: Open windows and doors to disperse gas.
- Evacuate if necessary: If the smell is intense or you feel unwell, leave the building and call the gas supplier or emergency services from outside.
- Leak detection: A licensed gas technician should perform a leak test using an approved gas detector or soap solution on all joints and the gas valve.
- Repair and test: Replace or tighten any leaking components and perform a full leak test before returning the heater to service.
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Repair Difficulty
Professional Required
5/5
Required Part
Gas Valve / Gas Piping Connections
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