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  1. N

    Air lock in heating

    is it a one pipe system too? you could trying draining and filling the system at the same time too see if it pulls through
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    Salamander Positive/negative head auto toggle?

    I dont think these pumps switch from negative to positive head or vice versa during operation, they determine what the requirements are during the commissioning stage. Have you got any space in the loft to raise the cold water tank or could you put the pump in the airing cupboard or under the...
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    Salamander Positive/negative head auto toggle?

    Do you really need to use the pump to run your bath taps?
  4. N

    Air lock in heating

    Try turning off the upstairs rads to force the heating downstairs.
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    problem with a Radiant rsf 24e Slim combi boiler

    Update It was a faulty relay on the PCB
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    problem with a Radiant rsf 24e Slim combi boiler

    Yes i am registered. Faulting boilers has never been my strong point, Its one of those jobs i said i'd take a look at just because the letting agency gave me a sob story about the tenant just come out of hospital
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    American style PEX pipe joins

    Mike Holmes, He went to a building exhibition in Ontario and was introduced to the tradesmen as a "local Canadian hero" but was subsequently booed off stage, probably because of his holier than thou attitude and thinks he's gods gift to the building industry.
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    Black 22mm plastic pipe - insert required?

    That pipe looks like "polyorc" to me which normally uses solvent weld fittings
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    problem with a Radiant rsf 24e Slim combi boiler

    I forgot to mention that the pump does run on demand, as for the fan it does run and light the boiler but only after messing with the time clock. I've checked the tubes and the venturi and they seem ok, Do you think it could be the APS sticking or slowly dying Thanks
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    problem with a Radiant rsf 24e Slim combi boiler

    Hey there fella's, I'm trying to sort this boiler out which just won't fire up on demand, but if you move the selector switch on the built in clock, to off then then on to constant the boiler will fire up on heating but will only run for 1 cycle then cuts out. The hot water will fire up but...
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    American style PEX pipe joins

    Hey Mark, I worked in Canada for a couple of years and used loads of Pex, its good stuff in my opinion especially if you use the better quality pipe. It even comes in red & blue which cuts out the risk of cross connection. We ought to adopt this method over here as its proved to be reliable...
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