megaflow

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  1. C

    Vallaint ecoMAX 622/2 Boiler pressure low

    Water pressure on Vallaint dropped to below 0.5 bar over last few days and then F.25 displayed. I noticed 2 rads in loft has a lot of air and had to bleed several times before water came out. Topped up several times yesterday but pressure dropped suddenly. Topped up again this morning to 2bar...
    • chassy
    • Thread
    • air bar bleed boiler central heating system drain ecomax expansion expansion vessel guage loft low pressure megaflow oil pipe plumber pressure tank vessel water water pressure
    • Replies: 2
    • Forum: Plumbing Jobs | The Job-board
  2. C

    Unvented cylinders

    I am looking at getting an unvented cylinder to replace my existing traditional vented system with cold water storage tanks. Water pressure into the house is 5 bar at a flowrate of 18 ltrs/min. I am concerned about getting a Megaflo as with a relatively low flowrate I understand that the...
    • Cooperman1
    • Thread
    • bar cold cold water cold water storage cylinder cylinders head heating mains megaflo megaflow pipe pressure reset supply supply pipe system technology unvented valve vessel water water pressure work
    • Replies: 3
    • Forum: Plumbing Jobs | The Job-board
  3. I

    3 rads not working - rest are fine

    Hi,T I've just installed new radiators throughout the house. Most are regular convector rads, however i bought 3 graded designer column rads - they were graded because of slight cosmetic blemishes. All rads are working except these three. On 2 of them the pipes leading to the valve and TRV are...
    • ian99
    • Thread
    • air boiler cold radiator flow hot hot rads leaking megaflo megaflow not working parts pipes pressure problem pump radiator radiators system trv vaillant valve vent water work working
    • Replies: 8
    • Forum: Plumbing Jobs | The Job-board
  4. S

    Vaillant combicompact ecomax - excessive noise from cold

    HELLO ALL, WHENEVER THIS BOILER STARTS FROM COLD IT "POPS", "BANGS", AND "MOANS". IT ONLY APPEARS TO DO THIS WHEN HOT WATER IS SELECTED AS WELL AS HEATING. - THE HOTWATER OUTLET IS CONNECTED TO A MEGAFLOW CYLINDER VIA A MOTORISED VALVE AS WELL AS DIRECT HOT TAP FLOW. WOULD I BE CORRECT IN...
    • Skysparky
    • Thread
    • air boiler central heating system cold cylinder dhw ecomax gas hot hot water hotwater kettling megaflow motorised valve noise problem tap vaillant valve vent water
    • Replies: 5
    • Forum: Plumbing Jobs | The Job-board
  5. S

    W bosch ,mega flow and wireless programmer how to wire up ????

    W bosch ,mega flow and wireless programmer how to wire up ???? hi all, could any one help me please ! just fitted new regular W bosch 40kw today ,there is megaflow with s plan !which has been changed few weeks ago by another engineer who has gone on holidays so he can not finished it! i...
  6. M

    best cylinder for a vented system

    went to loom at a b&b recently only a 36x18 supplying 3 showers/ was looking at the albion superduty cylinders with there high recovery rate and the megalife mabe but the same as megaflow unvented what would you's reccomend the alibion or the megalife, i dont want to go unvented there is a...
  7. B

    Megaflow + Boiler Service

    Hi all First post so please go easy! We purchased a new boiler and megaflow a year ago and guess it now needs its annual maintenace check especially as we live in a very hard water area, question is how much should we be looking to pay? Thanks in advance
    • ben179v
    • Thread
    • ace air boiler cheap cylinder drain edenbridge flow gas job megaflo megaflow oil problem refill service system tap water
    • Replies: 8
    • Forum: Plumbing Jobs | The Job-board
  8. S

    Ideal classic nf 40 sealed system boiler with megaflow tank

    Hi, DIYer I have a ideal classic nf 40 sealed system boiler with a megaflow tank fitted upstairs. the problem I have is even though there is no demand from the timer clock for heating or hot water the pump fitted on top of the boiler is constanly running thats even if the main switch on the...
    • southseapirate
    • Thread
    • air boiler central heating system classic cold hot hot water ideal megaflow oil overheat pressure problem pump safety sealed sealed system switch system system boiler tank timer water
    • Replies: 5
    • Forum: Plumbing Jobs | The Job-board
  9. K

    supply to baths and showers

    Can anyone tell me is it common practice to run a seperate hot and cold line dedicated especially to several showers and another seperate supply line dedicated especially to baths? Im renovating a large house with 3 seperate showers and 3 baths with showers over the baths. I was going to run...
    • koey2036
    • Thread
    • bath baths cistern cold cylinder fed flow gravity hot hot water indirect law mains megaflow pipes secondary shower showers supply system water
    • Replies: 1
    • Forum: Plumbing Jobs | The Job-board
  10. L

    Y plan on unbalanced Megaflow? And a prematurely failed boiler pump?

    Hi, 2 years ago I had a Vaillant ecotec plus 637 boiler fitted and the hot water tank replaced with a 250ltr Megaflow tank. Your views please... 1. Loud noise from boiler prompted me to have it inspected, the pump is done for and I've been told it's all the guff floating around in the CH...
    • Longtallted
    • Thread
    • bits boiler central central heating system eco failed hot hot water installation magnaclean megaflow noise oil pan pump radiators safety system tank vaillant water y plan y-plan
    • Replies: 1
    • Forum: Plumbing Jobs | The Job-board
  11. 2

    what central heating boiler to use

    Hi just buying an old 6 bed house and need to no what is a good make of boiler to fit, i also want to use a pressurised tank (ie megaflow or gledhll ) Thanks
    • 240cc
    • Thread
    • baxi boiler boilers budget central central heating system fitting flush gledhill glow worm magna megaflow oil potterton pressurised system tank vaillant vokera water wide
    • Replies: 20
    • Forum: Plumbing Jobs | The Job-board
  12. J

    Central Heating Flow pipes burning hot - Return Pipes cold

    Hello Folks. Looking for some extra advice regarding our new CH System. We recently replaced our Old Electric System with a Worcester Greenstar Camray Condensing External Boiler (Oil) which has been connected to a new Megaflow Systemfit within the house. We had some problems after...
    • Jodi Thomson
    • Thread
    • blockage boiler boiling burning central central heating system circulation cold condensing electric flow flushing hot hot water megaflow motorised valves pipe pipes plumber power pressure pump return tee valves vessel water worcester
    • Replies: 53
    • Forum: Plumbing Jobs | The Job-board
  13. T

    Extended S plan with 5 channels 2 pumps

    In a large old house with 22 radiators with pressurized system need to replace the boiler and install controls. Plan on installing Worcester Greenstar 40 CDi or Vaillant ecoTEC plus 438 boiler. Thinking of Danfoss Tp9000Si Programmable Room Thermostat upstairs, Sunvic Select 307XL 3 channel...
    • ToolGuy
    • Thread
    • boiler central heating system controls dhw eco free header install megaflow overrun plumbing primary pump pump overrun pumps radiators room stat s plan secondary system vaillant valve valves worcester zones
    • Replies: 45
    • Forum: Plumbing Jobs | The Job-board
  14. I

    Moved megaflow now not talking to thermostat and timer?

    I had a megaflow relocated to the loft, which all seemed fine after testing. I now find that the boiler/megaflow are not responding to the commands from either the thermostat or timer. I have resorted to turning the boiler on and off manually in the morning and evening. So the mechanics of the...
    • ibisti
    • Thread
    • boiler central heating system cylinder high loft megaflow moved plumber problem room stat safe system talking testing thermostat timer unvented valve wireless work
    • Replies: 8
    • Forum: Plumbing Jobs | The Job-board
  15. J

    Heatrea Sadia Megaflow and Oil Condensate Boiler - Return Pipe Cold

    Hi Folks Been having some probs with our new heating Megaflow with a worcesteer Greenstar Condensing Boiler. The CH is not working pro - after the 4th plumber having a look at this, he has said that the retirn pipe to the boiler is cold, but after looking and bleeding everything and looking...
    • Jodi Thomson
    • Thread
    • bleeding boiler central heating system cold condensate condensing cylinder expansion expansion vessel megaflow oil pipe pipes plumber pressure pump return sadia valves vessel water
    • Replies: 10
    • Forum: Plumbing Jobs | The Job-board
  16. J

    Help needed - aberdeenshire scotland - heatre sadia megaflo - ch

    Hi Folks :mad: In need of some help with the aforementioned cylinder. We installed a Heatrea Sadia Megaflo - Pre-plumbed unit along with a Worcester External Condensing Boiler running on Oil. When all was started the HW worked away perfect and still is, but the CH has never worked correctly...
    • Jodi Thomson
    • Thread
    • 22mm air boiler central heating system condensing copper cylinder flow help help needed hot water manual megaflo megaflow needed pipes plumber power problem pump sadia scotland system valve wall water worcester
    • Replies: 11
    • Forum: Plumbing Jobs | The Job-board
  17. J

    Heatre Sadia Megaflow - Grundfos Pump Query

    Hi Folks We recently installed a Heatrea Sadia Megaflow - preplumbed unit. We believed the pump was faulty as the CH was not flowing properly and purchased a new replacement pump. The instructions on the new pump advised us that the arrow should be going the same direction as the flow and to...
    • Jodi Thomson
    • Thread
    • air bleeding boiler ceiling circulation cold cylinder fitting flow grundfos head hot hot water megaflow motorised valves pipe plumbers pump query replacement sadia system unvented vertical water work
    • Replies: 34
    • Forum: Plumbing Jobs | The Job-board
  18. I

    can you locate a megaflow in the loft?

    Hi, could anyone tell me if it is possible to re-locate an existing megaflow into the loft? I have a 125l ( or maybe a 145l I cant look at the moment) situated in an airing cupboard in a small bathroom. I would like to free up the space by getting rid of the airing cupboard and thought moving...
    • ibisti
    • Thread
    • bathroom boiler building regs central heating system cold cold water cold water tank combi costs cylinder fitting free job loft megaflow pipe pressure pump tank valve wall water work
    • Replies: 10
    • Forum: Plumbing Jobs | The Job-board
  19. J

    Central Heating not working - partially - help

    Hi all, please say someone can help us. We have recently installed a new Worcester external condensing boiler and a heatrea sadia megaflow to our house. The hot water is working perfect but the central heating is being a major headache. First fault we came across was that when you switched it...
    • Jodi Thomson
    • Thread
    • boiler central central heating system condensing copper diy help hot hot water megaflow not working pipe pipes plumbers plumbing problem pump radiators system water worcester working
    • Replies: 5
    • Forum: Plumbing Jobs | The Job-board
  20. G

    Need help re-pressurising a Vokera Mynute HE

    Hi, First off - I know nothing about plumbing. Having spoken to Vokera helpline today they say we need to re-pressurise the boiler as it is on 0 and should be on 1 / 1.5 The boiler is attached to a megaflow system. Having read the boiler instructions, and seen the youtube videos about filling...
    • Geoggy
    • Thread
    • bar boiler brass cylinder difficult filling loop fitting help hose inside megaflow mynute pipe plumbing pressure pressure loss problem system tap valve vokera water
    • Replies: 9
    • Forum: Plumbing Jobs | The Job-board
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