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  1. J

    Tips for Main water heater service

    Hi all, I'm due to service my first Main water heater next week. I haven't taken one apart before, so I'm a bit apprehensive. The boiler is two years old, but the flame picture has a yellow tinge, so a good clean is in order. Most of it is straightforward enough - until it comes to the funny...
  2. D

    old gas main advice homeowner

    Hi guys can you take a look at this for me. I have an old gas main under my stairs which i assume is redundant. As i have a gas main that is feeding the property in my front room. I want to cut the old redundant pipe off flush with the floor but am not sure if its still live and just capped...
  3. A

    Combi Not Working - Main Combi 30 HE

    My boiler stopped working yesterday. After leaving it off for a while it worked all evening and this morning. Since then though it has stopped working again. I left it off for about an hour and as the house is now getting cold I just powered it up again. It came on for about 5 minutes and...
  4. V

    Main Combi HE needing high flow rate to trigger DHW

    Hi everyone - not been on here in ages, but know someone will have some sound advice :-) My Mother has just had her Main Combi 30 HE serviced by her regular guy - Expansion vessel needed recharging and all seem well but after he left I found there was no hot water unless the taps were turned...
  5. W

    power of a burst main.

    Still causing traffic chaos, down the road from me.. Burst Derby water main 'sounded like a bomb' - BBC News
  6. ShaunCorbs

    main 30he

    any done much with these as got two in series in a pub readings im having doubts about propane (lpg) o2: 11.3% co2: 6.87 Co: 0ppm Ratio: 0.0000 eff: 88.6% Ex Air 117% Draught: -0.260 manual doesnt list any spec regarding readings ex air im sure is too high am i missing something
  7. I

    Main Mersey Water Heater not lighting on hot water

    I was originally called to this as the pilot was going out. I changed tthermocouple and then the boiler would not light the burner when the hot tap was switched on. I suspected the diaphragm. This was ok, but on checking the gas valve below the burner. Water had leaked into it from the...
    • ianfoster
    • Thread
    • heater hot water main water
    • Replies: 4
    • Forum: Bathroom Advice
  8. N

    Best price for Main eco elite 30 combi

    Need to sort a supplier for the lower end of the scale for something like this..
    • newcastle phill
    • Thread
    • combi main price
    • Replies: 2
    • Forum: UK Plumbers Forums
  9. A

    Waste pipe to main down pipe

    hello every one, newby here, I've done a bit of DIY plumbing in the past (Trained Aircraft Engineer so use to hydraulic and pneumatic systems) and have a question relating to bathroom waste water going down the main down pipe. At present the waste water pipe to the main down pipe runs above the...
    • ad832
    • Thread
    • main pipe waste waste pipe
    • Replies: 7
    • Forum: UK Plumbers Forums
  10. A

    Main eco elite losing pressure

    Loses pressure when ch off. Won't fill up to more than 2bar(not supposed to be that high anyway I know). Drips from prv outlet. Please help.
  11. V

    glow worm hxi 30 boiler f9 fault code, what it means blown fuse on pcb main board

    glow worm hxi30 boiler f9 fault code. no low water pressure switch on this boiler.and blown fuse second on pcb (does tis mean board gone?) main board pump external to boiler. grundfos 25-80 slight history of job, arrived to fit dual fuel cooker gas hob electric oven. fitted connect l.N.E to...
  12. jonnyswamp

    Main to a Duotec

    Can an existing flue from a Main 24he be used on a new Duotec I know the position is different, but this isn't an issue BTW, flue is good Sec hex leaked condense on to primary and rotted it, £500 + for both hexs plus labour New boiler time
  13. J

    How to repressurise Main 24HE Combi Boiler?

    Hi guys, I have been bleeding my radiators due to a small airlock that was present and the boiler pressure has subsequently dropped down. Looking underneath, I am unsure as to how to re-pressurise, doesn't seem to have the fittings as described in the manual. I have the braided filling loop...
    • JoshWebbo
    • Thread
    • boiler combi combi boiler main
    • Replies: 9
    • Forum: Boiler Advice Forum
  14. C

    connecting to outside main

    got to connect up to old steel pipe, it looks like 3/4 pipe to me. what is the best option to connect to? copper? plastic? any help would be great its being buried too
  15. S

    Glow Worm 30cxi - Main PCB blowing, any advice?

    Good Morning Everyone, I have a Glow Worm 30cxi Condensing Combi Boiler. Last week, the main pcb died. I got the board replaced (4000124180). Boiler came back on, happy days. I did notice that the water was nowhere near as hot as it should be and been advised the Plate to Plate Heat Exchanger...
  16. Hobo128

    Main combi 30 he

    Job tonight Went to see said boiler that was not firing. I reset the boiler and pump runs micro switch makes but fan does not run and boiler doesn't fire. It flashes flame symbol and fan symbol. I have checked for 240 at fan which I'm not getting and 240v from pcb at fan harness but 0v . I...
  17. J

    Main eco

    Job I'm looking at tomorrow Heating just been switched on for first time, an basically the temperature is flying up to 90 an switching off. Getting some heat on flow, an the pump seems to be working OK. A hose has been attached to a drain off down stairs to try to drag heat away from...
  18. Jay The Plumber

    Lead incoming main.

    righto, I dont do much of this, usually stick to heating and boilers but... its my mums place so I better get on ;) her stopcock is wiped onto lead and is leaking and I gotta repair.. I know using a taft or any lead joint etc is a no no now so was planning to use a Philmac universal coupling...
  19. Z

    Rising Main Brass Stop Taps

    Just about to have a new 25mm mains supply buried to the road and need a brass stop tap to connect to the MDPE pipe and wondered if there were any recommendations for a good quality tap that hopefully won't restrict any flow. It has to be a 25mm MDPE to 22mm copper and looking at some taps it...
  20. J

    Main Combi 30 Elite not switching from hot water to central heating

    I was wondering if i could get a bit of advice, I've got a Main 30 elite combi and it's not switch over to the central heating from the hot water and after reading a few threads on here i came to the conclusion that it could be the diverter valve so decided to get a repair kit off ebay..... I...
    • jonnyg
    • Thread
    • central central heating combi heating hot water main water
    • Replies: 1
    • Forum: Central Heating Forum

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