Where is the reset button on a Vaillant boiler?

Your Vaillant boiler reset button is located on the boiler’s display, near where the fault code will appear. The reset button features a flame with a line through it – this is also the ignition button.

How do you light a Vaillant boiler?

To reset the boiler manually, press the reset button (3) and hold for one second. If you are unable to resolve the ignition problem yourself by resetting the boiler three times, then consult your approved competent person.

What does the reset button look like on a Vaillant boiler?

Most modern boilers will have a reset button that’s located on the boiler’s display. This will be located near where the fault code is being displayed. As an example, the reset button on a Vaillant EcoTec will be flame with a line through it. This is the reset and ignition button.

How do you restart a boiler?

How to Reset a Boiler
  1. Push the button and hold if for up to 10 seconds.
  2. Wait for the boiler to ignite (this could take several minutes)

Do I need to press the reset button on my boiler?

Once you’ve fixed the problem with your boiler, it’s time to reset it to get the heating and hot water flowing again. For most models of boiler, all you need to do is press and hold the reset button for up to 10 seconds.

Why is my boiler not igniting?

Some boilers won’t ignite if the gas or water pressure is too low. Low gas pressure could be a problem with supply in the area and you may need to call out the supplier to check. Alternatively, it may be that the water pressure is too low in a sealed system boiler.

How do you fix a boiler that won’t ignite?

If you still can’t light your boiler, there could be debris blocking the jet. Boiler pilot light jets are relatively cheap to replace but can also be removed, cleaned and re-installed. Your heating engineer will be able to advise you on the best course of action and replace the jet accordingly.

How do I reconnect my thermostat to my boiler?

What do you do when your boiler light goes out?

If your boiler has a faulty pilot light you should immediately call professional heating engineers. It could be very dangerous since if the pilot light goes out, the boiler could still release the mains gas into the atmosphere and could pose a carbon monoxide poisoning risk.

How do I know if my boiler thermostat is working?

Boiler Thermostat Testing

To confirm that it is most likely a boiler thermostat problem, shut down the system, turn the temperature on your controller down to zero, and do the same with any in-room thermostats if you have them. Turn it on again, but keep your hot water off so you can check the central heating first.

How do you reset the pilot light?

How to Relight a Pilot Light: 5 Steps
  1. Find the pilot light assembly and its reset switch. The furnace’s pilot light is usually positioned at the bottom of the unit by a knob.
  2. Set the reset switch to off. Turn the knob to the “Off” setting.
  3. Wait a moment.
  4. Relight the pilot light.
  5. Observe the furnace.

What do I do if my pilot light won’t light?

If your pilot light won’t stay alight, it might be the thermocouple. Sometimes dust buildup collects on the thermocouple and blocks the sensor. Try cleaning the thermocouple and then relighting the pilot light. If it continues to go out, the thermocouple might need to be replaced.

Why is my pilot light out?

Some of the possible serious reasons for pilot lights to go out include loose or broken gas valves, thermocouples or heat exchangers, faulty venting, low gas pressure, or high winds. If you believe there is a serious problem, don’t hesitate to contact a professional.

Is it dangerous if the pilot light goes out?

Can a Pilot Light Outage Be Dangerous? The worry here is that when a pilot goes out, the gas valve that supplies the fuel for the pilot flame could still be pumping gas. This can mean a buildup of gas, and when the pilot is relit or relights itself it could result in a very serious explosion.

What happens when water heater pilot light goes out?

If the pilot light goes out, your water heater won’t be able to ignite the gas burner and therefore, won’t be able to heat the water. But once the pilot light is relit, the water heater is able to ignite the gas burner and can begin to heat the water again.

Does gas turn off when pilot goes out?

A pilot light is a small flame that is built into your gas heating appliances, such as a furnace or water heater. This is because all modern gas appliances with pilot lights have a fail-safe device that closes off the gas to the appliance in the case when the pilot may go out.

Should you leave your pilot light on?

Leaving the gas on keeps this compound moving out of the tubes. Keeping the pilot light on will also keep moisture out of the unit and in turn, help prevent corrosion. As you can see, it’s probably best in most cases to extinguish the pilot light in your gas fireplace during the months when you don’t need heat.

Is it OK to leave gas fireplace on overnight?

No, you should not leave your gas fireplace on overnight as you risk carbon monoxide poisoning. Although it’s never recommended, if your gas fireplace has been properly maintained and designed to run continuously, it may be safe to leave it on.

Can a pilot light cause a fire?

When the appliance is turned on, a valve releases more gas, which is ignited by the pilot light. If this leak continues, its concentration may reach a point where a spark – such as that from a cigarette lighter, static electricity, or even the pilot light itself as it is re-lit – will cause a fire or even an explosion.

Should I turn my pilot light off in the summer?

As the weather warms up, it is time to put your gas fireplaces and furnaces to rest for the summer. Since it will be several months before you need to fire up the heat again, it is worth considering turning off your system’s pilot light.