Vaillant Gas Water Heater Problems

The first thing an engineer will check for is a leak as it is most commonly the source of problems in pressure loss faults. My advice would be to get a professional to have a look at it asap. Combinable into a system with vaillant heating appliances and controls.

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In case less water or lower temperature is needed turbomag automatically reduces the burner output.

Vaillant gas water heater problems.

Check the pilot light. Ignition problems f28 fault code when your vaillant boiler fails to ignite it will leave your home without heating and hot water. Gas hot water heater troubleshooting information no hot water. I have seen vaillant gas water heaters but not any electric ones.

This gas hot water heater troubleshooting exercise starts with the thermostat. The boiler is running perfectly for the ch reaching temperature modulating etc. The flow from the hot water taps is fine we have no thermostatic showers or anything like that. Reading what you have said the problem seems to be a blocked filter.

Go to gas hot. The thermocouple provides a safety feature for a gas hot water tank. The latest atmomag line is the result of decades of continuous development and state of the art technology providing you with the highest level of warm water comfort and energy efficiency. Compatible with vaillant range of wall mounted boilers floor standing boilers and solar thermal collectors.

At the same time turbomag simultaneously adapts the gas rate depending on the water flow rate. Setting the hot water temperature control high or low makes no difference. These boilers are designed to work at around 2 bar so you may have blown a gasket inside the boiler causing the problem. Not enough hot water.

When you turn on the central heating or a hot water tap water passes through a pipe that goes over a flame which heats the water up. Your problem could be the 6 bar water pressure. I have ruled out problems with gas supply burner dhw microswitch and the diverter valve. In case of need of more domestic hot water a second heat exchanger is powered by the heating device for additional temperature rise for reliable comfort.

Without that flame the water can t heat up. Vaillant atmomag gas water heaters are especially designed for hot water generation. The water heater constantly modulates between 30 and 100 of its output and thus producing as much heat as required with the minimum energy needed. The industry standard for water heaters and combi boilers is for them to be turned on with a flow rate of about 2 5 litres per minute.

To diagnose this we highly recommend getting an experienced gas safe registered vaillant boiler repair engineer on site to determine what the cause is.