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logic

  1. A

    Logic 35 combi whistling !

    Hi all, my logic combi 35 boiler is whistling when the hot water is being used, including tap / shower / central heating. It’s becoming very annoying now, is there an easy fix for this ? Do I need to let some pressure escape? I do have boiler cover but would prefer to avoid the £60 call out...
  2. WaterWorks420

    Ideal Logic Combi ES38 No control

    Hello, I have a Logic Combi ES38 Boiler and for some reason, it's ignoring the commands from the thermostats on the wall, for example, both thermostats are set to off but yet the boiler is still on, I've tried the following: I've turned it to just water and not radiators no effect. Changed the...
  3. M

    Ideal logic plus 30 overheating?

    Hi just wondering if anyone can shed any light on an issue i'm having with my boiler.. Initially started i think after i came back of holiday and the pressure was low on my boiler after topping up everything was fine and boiler operated as normal. A day or so after however i started noticing...
  4. T

    ideal logic combi +. Dhw problems,

    Boiler has been fine for 8 months then the dhw started getting colder. Replaced the heat exchanger and the flow turbine and all good for three weeks and now cold dhw flowing cold again. Replaced the turbine again and the divert valve and motor and no difference. I have removed the divert motor...
  5. M

    Logic + Diverter leaks

    Hi all. Has anyone had any issues with these? I had one where it was leaking at the spindle last yr so got a new cartridge for it, went back this year and the new one is leaking in the same place? Cheers
  6. F

    Ideal logic heat 18 not working

    I'm having issues with my ideal logic heat 18, it was showing fd error code so I replaced the flow sensor also thoroughly flushed ot the heat engine and pipe work, it will run fine on service mode but will not fire up unless the heat exchange is tapped lightly then will shut down when tapping...
  7. D

    Ideal logic 30 low gas rate

    Ideal logic plus 30 kw, gas rated at 21 kw net on hit water. Inlet pressure 21mb at boiler, flow rate 12 lit pm, temp 40.3 degrees. Have checked, gas valve, injectir internal boiler pipework for blockages. Fga readings fine, boiler gas rate on central heating 23.5 kw net, service mode gas rate...
  8. Tommo25

    Logic plus combi 30 scalding dhw

    Hi I have a boiler to service - ideal logic plus combi 30kw. Customer says when heating has been on for a while and they he runs the hot water the water is scalding hot. Anyone have a any ideas? I was thinking maybe thermister on flow?
  9. F

    seeking experienced advise on an intermittent fault on ideal logic combi?

    My own boiler at home has developed an intermittent fault causing an ignition lock out every week or two when there is a demand for hot water. When reset the boiler runs without issue for a week or two. This fault only occurs on HW demand, there has never been a lock out on CH demand. Ideal tech...
  10. M

    Split heat exchanger on ideal logic

    I went to a ideal logic that is losing pressure every week. So won't fire. Have checked all visible pipework and valves no sign of a leak. I removed sump cover on front of the boiler and there was water under the heat exchanger. I dryed this off left the heating off and the water came back. Has...
  11. E

    Ideal Logic 30+ combi boiler - no heating

    Hi all, Looking for some advice as to why my central heating is not working. We have recently moved 2 radiators, replacing one with a new one. When turning the boiler back on there is now no heating. We have hot water, we have checked the pressure, bled the radiators, reset the boiler. We do...
  12. Jambo87

    L2 logic heat 12

    Attended job today on logic heat 12, l2 fault code. 240v present at spark gen and electrodes in decent condition. Replaced spark gen and electrodes but still getting l2. Earth fine on electrodes and continuity ok through spark lead. Also tried different spark gen incase faulty but still no...
  13. Q

    Ideal Logic System 24 - F1 error - No idea how to re pressure

    Hello everyone, a friend of mine has recently had a F1 error on their boiler (Ideal Logic System 24). We have looked up what to do and it looks like we need to increase the pressure on the boiler. Seems simple enough. but with the way this was installed we don't know how to do that. we looked up...
  14. S

    F1 Problem on an Ideal logic 24 combi

    Hi My ideal boiler (24) was fitted as a used swap (from a 35) a few weeks ago and the engineer is now ignoring me. It shows F1 and when I top it up (to 1 bar) it works fine for a couple of hours. It then spits water outside to release the excess pressure I guess, then it shows F1 and I...
  15. quality

    Logic combi Diveter

    I have one to change with a nice new kitchen snugly fitted around it and can only just get access to the front left side any pointers
  16. R

    Ideal Logic + Combi "Flame loss post Stabilisation" error after Smart Meter installation

    Hi all, First off, I'm just a homeowner looking for advice, I'm not a gas engineer. On Friday I had smart meters installed and 5 times since then (never previously), the 3-year-old Ideal Logic + Combi boiler has made a fairly loud humming/vibrating noise while running hot water for a few...
  17. G

    Isar to Logic direct straight swap?

    Can anyone tell me if the new Logic boilers are a direct replacement for an Isar? Due to quite tight spacings, Im looking for a straight swapout if possible. G.
  18. J

    LPG Training by Logic

    So I have just returned from training at Worcester HQ, doing the LPG training and assessment, now its not Worcesters fault but when I was answering the questions I couldn't find the answers in the book anywhere, I am very methodical in looking in the index, going to correct sections and tracking...
  19. A

    Ideal logic flame loss

    Thanks shaun
  20. J

    Cost to replace ideal logic 24+ sump

    Hi all, I have been informed my boiler sump on my ideal logic 24+ has a crack. A common fault on the ideals by the looks of it. I can source the sump for about 55 quid. How much would you say is reasonable to replace the part. Ps I've just had my boilers serviced and they never noticed the rust...

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