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fault

  1. J

    Fan fault (red & green flashing) on my alpha HE CB33 and dropping pressure...any ideas?

    Hi guys... I have a alpha HE CB33 and it’s dropping pressure and coming up with error code (blocked flu or fan fault) any ideas?
  2. A

    Intermittent fault on biker mynute VHE

    Couple weeks ago I was called to a customer complaining her hot water was extremely hot. When checking the system I found the 3 port to be stuck in the mid position which explained the hot water issue. While I was there I noticed the pump was an old bronze pump so advised it would be a good idea...
  3. O

    Vaillant F20 fault error

    hi guys, As mentioned in the title I am going to visit a customer today and she has got a Vaillant f20 fault code. I would like to pick your brains and ask what it could cause the boiler to overheat? Don’t get me wrong I know a few reason but perhaps it is a common fault and you could guide...
  4. H

    ideal independent c24 F1 Fault, but pressure is high

    Hi guys, I've just spent the last half an hour going through the fourm trying ot find someone with my problem but no luck. I have a C24 combi showing F1 fault, the pressure is high if anything - just over 2 when it should be 1.5. Any idea how to make this error go away? I turned it off and...
  5. AJ9

    P & J Fault Finding Course Scotland. Feedback?

    Hi folks Currently a Service Engineer looking to move onto Repairs. I've been looking for a Fault finding course which also does controls & have came across P & J Training in Johnstone, Scotland. They want £350 for a 2 day course covering Multimeter training, Fault Finding and Testing and then...
  6. AJ9

    Looking for Gas Fault Finding & Heating Controls Course

    Hi Folks I'm a service engineer but looking to do a Course similar to Baxi's Fault Finding & heating Controls course. The company I work for aren't able to give me the extra training I want which is frustrating as I want to progress onto Repair/Breakdown. I'd also be happy of opportunity to...
  7. A

    Ferroli Modena A01 fault code

    Hi, I have been asked to look at a Ferroli Modena tomorrow evening. I've been text the details by a letting agent. They have requested I attend after 7pm, fine by me I have a job around the corner at 6pm. It's giving the fault code A01. It's an ignition fault. Is anyone familiar with this? I...
  8. king of pipes

    Valliant 631 37kw heat only f62 intermittent fault

    Digital Temperature read out jumping about a bit my diagnosis is PCB on it's way out any one had this . Kop
  9. J

    Renegade advantage plus e5 fault

    hi new to this site wonder if anyone can help. The above boiler goes to e5 ONLY when the bath tap is run I have replaced the burner seal with a new graphite one and the electrode. Heating fine other taps ok but still bath an issue Any help would be appreciated
  10. A

    Asked to change a programmer. Ch fault still occurring.

    Hi, Had a phone call today from a letting agent. Asked me to straight swap a programmer and asked how much. I said 1hr labour if its as they say. Programmer supplied by agent and left at the property for me. I asked has it been confirmed it's the programmer at fault. (I didnt want there to...
  11. A

    Ideal Independent C30 boiler - fault F1

    Hi. I know that F1 means low water pressure. Had a look at the boiler and taken front cover off and can’t see any filling loop!? Any idea how to bring water pressure back up?
  12. S

    Rayburn 460 lock out fault

    Hi I am having an intermittent problem with the lock out on both the cooker and boiler side of the unit. The oil pressure is OK at 130 PSI I have tried it higher but no improvement. The jets are relatively new and the combustion chambers are clean. When just the cooker is running no lock out...
  13. elbistan

    Ravenheat CSI 120 fault 28

    Hello everyone, Just been called to this boiler with no heating or hot water. My first Ravenheat boiler. When there is demand for DHW boiler sees the demand the pump runs for several second and then the fault code 28 is displayed. Looking at manual it states: Failed Flow Water Pressure Switch...
  14. B

    Worcester 30si hot water fault.

    Worcester 30si combi boiler, hot water doesn't stay hot. Boiler stays lit & seems to be happy, diverter valve working as it should, central heating works fine. Flow rate at the tap is above what it should be, but it has worked fine for 9 years. Replaced tem sensor, even though it tested out okay...
  15. Boiler Faultfinder

    Boiler Fault Finding system for heating engineers

    Genuinely not spamming this forum or system, but thought this fault finding system might be useful to you guys. The boilerfaultfinder system has a lot of technical information for heating engineers and plumbers regarding 'boiler fault finding'. Google A lot of it is free and works well as a...
  16. K

    Ferroli Domicondens spark electrode fault

    Does anyone have any experience with resolving an A02 fault? "Flame present signal with burner off." Possible cause: electrode or card fault. It usually starts with an error code regarding no flame after ignition phase and is replaced by A02. I had a gas valve fault being displayed but got rid...
  17. J

    iMini 30 Combi Boiler - L2 Fault Code

    Morning - hoping someone can help with a problem we've had for two days. Our iMini 30 Combi boiler doesn't seem to be working consistently. We're getting an L2 Fault code and when we try to reset it, the machine has a low rumble/gurgle sound for about 10mins before displaying the L2 fault code...
  18. B

    Worcester 15Ri intermittent fault.

    Has any one got any ideas?? Greenstar 15Ri gas boiler. Works fine sometimes with out fault, but every now and again it just stops like it has no power. Blue light goes out and nothing happens, still have 240votls on the board. Light comes on, fan tries to run then light out and nothing, yet...
  19. G

    Greenstar 34DCI Classic intermittent fault

    Hi Folks, I have a puzzling issue that I hope someone could help diagnose. The mother-in-law has a Greenstar 34DCI Classic that has worked fine for ~7 years (without a service ). Recently it has been intermittently cutting out and requiring a reset and displaying an "EA" error message on the...
  20. Andyh

    Saunier duval Xeon 60ff fault

    hiya fellas , ( I'm GSR but don't have the blue icon yet after my username ^) I attended a breakdown last night on said boiler The voltage through the aps and fan was spiking and the fan would run for a second then cut out .....continuously... Rang helpline but ( glow worm/ valliant) don't...

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