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Why is my boiler not heating water?

Why is my boiler not heating water?

The most common cause of no hot water from your gas boiler is the pilot light going out. The pilot light is used to ignite the gas which heats the water in the boiler. If the pilot light has gone out, you must make sure to follow the instructions for your boiler model to make sure that you are relighting it safely.

How do you turn on the hot water on a Vokera boiler?

Turn the mode selector switch to the OFF position, switch on the electrical supply to the appliance. The green LED should be flashing, you may now select either HOT WATER ONLY or HEATING AND HOT WATER. By turning on a hot water outlet (tap) the boiler will fire to deliver hot water.

What do you do when your boiler won’t turn on?

If your boiler won’t turn on, the first thing you should do is check other appliances and power supplies in your home to see if they are working. If they are, check your fuse box to see if any switches have failed or tripped. If you still cannot find the cause, we recommend getting in touch with a trained engineer.

What to check when there’s no hot water?

Solved! What to Do When There’s No Hot Water

  • Bump up the thermostat.
  • Relight the pilot light.
  • Fix a faulty thermocouple.
  • Rekindle a blue flame.
  • Inspect the gas line.
  • Restart your water heater.
  • Reset the circuit breaker.
  • Call in the professionals.

How do I Repressurise my boiler?

Top tip!

  1. Switch off and allow your boiler to cool.
  2. Double-check that both ends of the filling loop are securely attached.
  3. Open both valves, to allow cold mains water into the system (you should hear it)
  4. Wait for the pressure gauge to read 1.5 bar.
  5. Close both valves, one after the other.

How do I reset my boiler heat line?

In a lot of cases faults can be temporary and if the boiler is reset it will start working again. For the Capriz2 you can reset it by gently pressing the reset button for a few seconds. The reset button in on the top lefthand side of the digital display.

How do I increase pressure in my boiler?

How do I increase my boiler pressure?

  1. Locate the filling-loop and pressure gauge.
  2. Check that you can see the pressure gauge whilst accessing the filling loop.
  3. Turn off the boiler.
  4. Turn both filling loop handles until they match the direction of the pipe – you should now hear water flowing.

How long should a Vokera boiler last?

In terms of reliability, Vokera boilers are thought to be around middle of the line, and are pretty reliable for around the first five years after purchase. Longer term, Vokera boilers can run into difficulties, mainly due to their cheaper, Italian-manufactured components.

Where is the fuse on my boiler?

Where is the fuse for my boiler? Your fuse box/ board is usually near the entrance of your property, situated high up on a wall or sometimes it could be in a cupboard under the stairs.

Where does hot water go in a vokera boiler?

Vokera combi boilers direct hot water to the radiators or hot water taps, depending whether you want heating or hot water, through a diverter valve which directs the water in the appropriate direction. The older a boiler gets, the more prone the diverter valve becomes to getting stuck in the wrong position.

What to do if your vokera boiler is flashing red?

How to Reset a Vokèra Boiler. A simple reset could be enough to stop your Vokera boiler from flashing red and get the unit working to heat your home and hot water again. To reset your Vokera boiler, move the mode selector switch to the ‘OFF/RESET’ position and then move it back to either ‘hot water only’ or ‘heating and hot water’.

What does it mean when your boiler is working but no hot water?

If your boiler is working but there is no hot water or vice versa, then the issue most likely comes from a faulty diverter valve. It works like a traffic policeman, directing the flow of hot water to either the heating or the taps.

What does a green light mean on a vokera boiler?

Heating temperature sensors are faulty. A constant green light on your Vokèra boiler is a sign that the flame within the boiler is working, and that’s what you want to see. Should the green light start flashing, that’s when there could be an issue to worry about: