Search results

INTERESTING, if the onboard expansion vessel has failed, will the preheat store still work, is there any way of checking it, should I turn off the preheat function ???. :?

Cheers, I origonally tried repressurising the onboard expasion vessel, it lasted about a week before I was back where I started, the valve wasn't leaking water and the pre heat appears ok, so I thought an external expansion sounded the best option, would it still work. :?

SORRY, its the 105e INSTANT !!!!!!. Why ??. :)

:)Thanks for your response, there are currently seven radiators and the boilers in the loft.

:) Thanks for the advice and it was the expansion vessel in the boiler thats failed.

I Need the expansion vessel replacing on my Baxi 105E, the easiest option appears to have an external version fitted, Altecnic do an extensive range, but how do you calculate what size is needed,4, 8, 12ltr ???. Would it need its own filling loop, pressure release valve and pressure gauge or...

Hi Mandate , I pressed the valve on the expansion vessel and AIR came out, so I closed off the the valve on the central heating return pipe, and drained the boiler(situated in the loft), 3 to 4 letres I guess, when I was sure all the water was out I pressurised the vessel to 1 Bar. which...

I have a Baxi 105e instant, noticed when the heating was on the pressure reached 3.0 Bar, then the relief valve opened and it dropped to 2.5Bar, it was suggested I repressurise the expansion vessel. So I set it to 1Bar and the operating pressure remained rock solid, and I observed it over the...