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Hi spraggo & John, I do appreciate your time that you are spending in replying to my problem. Spraggo when you say "ex gauge reading 1.5" I assume you mean the boiler pressure gauge, if so when the boiler is 1st starts up from cold the it reads 1 bar in the short time the boiler runs this...

Thanks Guys, Yes all 3 bleed nipples where removed while I drained the boiler & where not replaced until the pipes/boiler was slowly refilled, also bleed after boiler was restarted, last year I fitted isolating valves (in the attic) to all 4 pipes (CH in/out & HW in/out) the boiler ran ok...

Hi Burnerman, Yes I can hear the flow switch click & yes the pump is spinning checked via centre nut, the oil boiler is 11 years old, there was some colouring in the CH water but no slug in the water, prior to changing the pump, the system performed very good, we only needed to set the dials...

Hi MM, Yep I set the boiler pressure at 1 bar on filling, just checked it & the pressure is just over 1 bar, both isolating valves have been changed due to leaking after replacing the pump, a new gate valve fitted on the bottom & a new ball valve fitted on the top of the pump (no room for...

Heating Pipes

Heating Pipes

Hi, Guys, I hope someone can help PLEASE, I have a Worcester 15/19 Heatslave with no HW or CH water, the other day I had a load noise coming from the water pump so I changed it, but now I have no HW or CH water, the pump is the correct way up & the electrics are correct, the diverter valve...