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logic

  1. G

    Logic Combi 35 - constantly on regardless of thermostat settings

    Hi all, Just before Christmas I had an issue with my Logic Combi 35 whereby it was constantly calling for the central heating to be on. Even with my room thermostats set to 18 degrees, it was still heating the house to between 21 and 23 degrees. The only way to make the heat bearable was to...
  2. E

    logic plus combi no hot water or heating

    logic plus combi boiler I have no hot water or heating I have reset the boiler turned both dials off {water and heating} and turned both dials back on still nothing but each time I have switched them back on I keep getting a bubble noise
  3. N

    Ideal Logic gas valve fault

    Hi guys came across a strange one today and was wondering if anyone could shed some light cheers. Had a report of noise coming from boiler. Arrived on site and found when gas valve modulated to minimum rate it the diaphragm would vibrate and sounded like the titanic was arriving through the...
  4. P

    ldeal logic + 30kw combi

    ideal logic combi losing pressure daily. Initially i thought it was a leak on the system so all the pipework was checked and no leaks found The flow and return were isolated overnight with no demand and there was a pressure drop. I disconnected the condensate pipe and put a bucket under it but...
  5. D

    How do I start the heating without my thermostat (iIdeal logic combi 24 with prt2 thermostat)

    Help! I have a iIdeal logic combi 24 with prt2 thermostat. I've broken the thermostat and now it will not communicate with the boiler. How do I start the heating without the thermostat. The house is freezing and my pregnant wife is about to murder me.
  6. B

    Ideal logic ignition electrode gaskets

    Hi Just wondering if anyone knows if there is a replacement gasket for the ideal logic ignition electrodes without buying the full electrodes at £20 Noticed allot start to fall to bits after a while when servicing them. Also why's one graphite and one fiber. Thanks
  7. J

    Unconfigured PCB on ideal logic combi 30

    New member here. And I would appreciate some help re my ideal combi boiler. I have no water heating and no central heating working and getting F9 as the status in the boiler which according to the Manuel is an unconfigured PCB. I’ve tested the fuse and it was fine. I just wanted to ask would...
  8. J

    SAP says ideal logic combi and electric shower in 3 bed semi with 2 baths. Will it work?

    Hi, I'm a house builder and am putting together a spec for some new build semis. They're 1200 sq ft with 2 bathrooms, one main with shower of bath and one ensuite with just shower. A system boiler and tank means I fail the SAP test without some other expensive alterations. If we have a this...
  9. B

    Ideal Combi logic 30 F1 error

    Hello Yesterday I noticed that the boiler is displaying an f1 error. I have bled all radiators and checked the pressure, it is just above 1 bar. Can anyone suggest what else I could try please. Thanks in advance
  10. D

    Ideal logic combi 30 problems

    hi all Seem I've had a few problems lately with this little gem of a boiler, she's about 7 years old. Usual issues, pressure dropping, needed topping up every 3-4 days Not visible leaks detected. Then the hot stopped working so I changed the flow turbine which solved the problem also while I...
  11. A

    Ideal Logic Combi 35 Leak

    Hi, Recently I noticed some leaking from the sump cover on my boiler (Ideal Logic Combi 35). Seems to happen when the CH is on. Over night I leave a paper towel underneath the boiler is which wet by the following morning. I have uploaded a photo highlighting where the water is leaking from...
  12. sammathias

    Ideal logic combi 30 lossing pressure

    Originally i got called out to the boiler which was losing pressure every 6 weeks or so. Vessel was flat and prv leaking. So recharged and changed prv. That lasted 4 weeks and i got called back yesterday. All the rads are full and no leaks to be found. I isolated the boiler and cut the...
  13. C

    Ideal Logic 15 - Fault Code Fd

    Got the Ideal Logic 15 along with Wet UFH. All fine for a year and half. Suddenly boiler says Fd when the UFH calls for boiler. Any thoughts?
  14. L

    Ideal logic 24 + heats radiators once then stops shows no fault !

    Hi all Looking for some help please! It concerns an ideal logic plus 24 combi. When you switch the central heating on it fires up fine. All the radiators get up to temperature. It then stops and the radiators cool down. All good! They do not come back on, even when the room is noticeably...
  15. N

    silt in logic condensate

    Was at a job where the guy reported that his boiler was making a loud vibrating noise when using the hot water, took a look at it and the boiler display was saying Pump over run and Fan post purge Took the condensate trap out and found both the trap and the little rubber feed on top of the...
  16. A

    Ideal logic + Heat 18

    Afternoon all I was just wandering if the Ideal logic + heat 18 has a build in frost stat.
  17. D

    Ideal logic 30 frost stat

    Does anyone know if the logic 30 has an internal frost stat?
    • Deleted member 94038
    • Thread
    • ideal ideal logic logic stat
    • Replies: 11
    • Forum: UK Plumbers Forums
  18. S

    Ideal Logic + heat 24 fault code FA

    Ideal Logic + heat 24 fault code FA I understand it’s a Flow direction fault. Meaning the incoming water is hotter than the outgoing, but the boiler has been installed for more than 7 years and its only just started happening… Could this be a faulty pump or thermostat? Any advice would be...
  19. A

    Ideal logic plus 30 ABV & Super Efficiency (not)

    Three questions for you experts. I have had an Ideal logic 30+ combi installed, unusually retaining the tank so it's direct feed to the downstairs taps and in a S plan configuration to the pre existing hot cylinder. To complicate things further I have a second zone which is underfloor heating...
  20. T

    Should Ideal Logic Combi ESP1 35 show demand for heat when thermostat esrpt4 doesn't need it?

    Hi all, I've just moved in to a new build with the above boiler and two thermostats (one upstairs, one downstairs). The other day we had an issue where the heating upstairs stayed on no matter what the thermostat said, I managed to factory reset the upstairs thermostat and since then the rads...

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