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fault

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  1. L

    Viessmann Boiler FF Fault

    Evening, wondering if any of you boiler engineers have any ideas. I had to move a bathroom radiator and couldn't do it without draining the system down. I turned the boiler off and then drained the central heating from a drain off. I completed pipework alterations, topped the water back up...
  2. M

    Ariston Microgenus 24mffii A01 fault. PCB?

    Hi guys. I've got an Ariston Microgenus mffi 24 non condensing that keeps displaying the A01 fault. Press 're set and it resets fine, fires up ok but the ignition keeps clicking, then after a while it will knock off again. It's like the boiler isn't detecting a flame as in the ignition sequence...
  3. M

    Fault finding on oil burners

    Hey people. Was wondering if anyone has any tips or tricks on fault finding on oil burners. I hate turning up to break downs and not having enough confidence when diagnosing the burners. I know there's a process to the firing of the burner but I struggle to figure out what I'm looking for...
  4. Z

    Ideal logic combi + fault display

    How do you bring the fault codes up on these? Going to look at a friends later they need to reset it everyday. Will probably be L2 or L1 as it mostly is on the logics. They are saying they can't see a fault code on the display when it needs to be reset. I could with knowing the code so I can go...
  5. A

    24 RI CH comes on when water on. Possible programmer fault also

    Hi everyone Been a while, hope everyone is well. Been to a job tonight, if hw on rads get hot also. Ch 2 port seized open. Lever on valve permanently slack. 24 RI Another issue seems to be programmer might be working intermittently. Even with ch and hw turned off at programmer, boiler fired...
  6. M

    Ferolli Optima 701 Fault

    Needing some advice regarding a ferolli optima 701 I'm a gas safe engineer, but I've never had this issue and I wanna see if anybody else has possibly had it before I change the board on Monday. So the boiler broke down yesterday, permanent pilot stayed lit, all boiler electrics failed however...
  7. hammers4spanner

    Chaff se 100 fault advice required

    Went to this other day no hw/ or heating 3 lights flashing which indicated on fault chart fan /aps Initaially couldn't get any juice at the fan but then it decided to randomly do a shunt then shut down again . Tested it all again and no power to fan . Was just about to go then it shunted...
  8. W

    ideal minimiser fault

    Hi all. I have been called to a Ideal minimiser gas boiler. Fan constantly running not going through ignition process or lockout. All three lights on on the board are on. I think it will be air pressure switch. What do you think.
  9. R

    Lifestyle LP241 fault?

    I have the above timer and having recently changed its settings to HW only, this morning it came on when programmed, but did not switch off when it should have. I have since tried other on/off times and the same happens - comes on but won't go off. I also noticed, for those familiar with it...
  10. C

    Alpha intec2 25x e90 fault

    Anybyou guys come across a alpha intec2 25x with e90 fault. It was running ok when I was there and didn't see it fault, but customer says she has to keep pressing reset and it keeps saying E90.
  11. F

    Vaillant Ecotec Pro 28 F28 Fault Code

    Hi, have been out to look at this earlier today. Boiler won't even go through ignition sequence..... Have checked gas supply etc. Boiler is approx. 2 years old and has apparently played up from day 1 with this fault code. Tenant usually presses reset a few times and then fires up. They have a...
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