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Ideal Logic F1 Fault Code – Everything You Need to Know


We take certain appliances in our homes for granted, only appreciating them when there is a fault. So, a blown fuse in the kettle means you can’t have your morning coffee. Is your daily reality show fix not possible thanks to a broken television? Or perhaps your Ideal boiler is displaying a dreaded fault code. Ultimately, we all want our appliances to run smoothly. So, it can throw us off when we see a fault error on our boiler screen. Therefore, if you face an Ideal Logic F1 fault, then read on to find out precisely what it means. Additionally, you can get your latest updates on everything to do with such appliances. If you reside in North London and are in search of a new boiler, you may want to visit our boiler installation North London service page to discover the boiler engineer’s services we offer.  

After reading this post, you will gain knowledge about an Ideal boiler fault code F1 fix. To begin with, an Ideal F1 fault relates to a lack of water flow, according to the manufacturer. Subsequently, your boiler takes resistance readings that are sent to the printed circuit board. Then, if the temperature reading is too low or too high, the boiler will stop working as a safety precaution. As a result, it will then display a fault code informing you of a flow pipe problem. Alternatively, our blog about F1 fault on Glow-worm boiler might give you more information. 

Boiler Servicing and Maintenance

We believe that your safety and the safety of your home is of utmost importance during a boiler service or any other gas appliance-related work. Our customer-first approach is what has allowed us to build up a stellar reputation over the last decade. The only way to ensure that your boiler or appliance is functioning efficiently and safely is with regular maintenance and professional servicing, which are usually carried out annually. There are a number of reasons to get a yearly service.


Ideal Logic F1 fault code issues

  • Faulty flow thermistor – If your boiler has a faulty flow thermistor, it could be supplying the printed circuit board with incorrect readings. If it sends a reading that the temperature is much higher, the boiler will cease to work to keep you and your house safe. A broken thermistor can occur due to loose or damaged connections, but it is thankfully a relatively cheap boiler repair.
  • Broken heating pump – Your boiler’s heating pump circulates water around the heating system. If there is an issue with the water circulation, this is what you need to check. The pump could be blocked or on the wrong setting. An engineer can check if the pump works appropriately and refit correctly to clear the error code.
  • Limescale build-up – Mains water contain minerals that can settle inside the pipes of your central heating system. Where there is a build-up of limescale, the water burns hotter. The reading on the printed circuit board can be skewed if there is limescale on the thermistor. The rest of the water could be at an optimum temperature, but the board will receive the reading from the thermistor, sensing the hot water. To tackle limescale, you can use limescale remover that breaks up the debris, which is then caught in a filter or flushed out.

What is the cause of Ideal Logic F1 fault code?

As a matter of fact, your boiler engineer will be able to determine why a fault code when it happens on the unit. Besides, the problem could be due to a faulty flow thermistor or a broken heating pump. Furthermore, a limescale build-up on the flow pipe or a malfunctioning printed circuit board could also be other reasons. With this in mind, we have broken down each of these F1 codes on Ideal boiler issues below.

Malfunctioning printed circuit board

If there doesn’t seem to be any other reason for the Ideal Logic F1 fault code, it is likely to be down to a malfunction with the printed circuit board. The board is at the core of the boiler and is what receives temperature readings. If it is not translating these correctly, it may shut down the boiler as it thinks there is a problem. Your boiler engineer can identify an issue with the printed circuit board by conducting a visual inspection as there may be loose wiring or connections that have burnt out. If there are no visible signs, your engineer will test the boiler using a multi-meter. If the board is faulty, it will need a replacement. Speaking of this kind of problem, watch our video blog on boiler repair or replacement? and book an engineer to assist you.