Recent content by hootsmun

Problem fixed - it was an airlock/blockage in the system. Increased pressure to 2.5 bar on the expansion tank, then drew off a gallon at the boiler - did this serval times, whilst keeping the system charged - bingo. boiler operation retruned to normal and we are all toasty again - yipee ...

Hi, No rads not heating properly and hot water no where near what it was. It is taking ages for the return pipework to heat up and the rads are taking a long time too. I installed a towel rail upstairs at the weekend and thought this may have introduced an airlock, but all rads are...

Big thanks for your replies, I suspected the proper controls hadn't been fitted during the installation but we didn't move back into the house unitl the spring and so have never really used the system in anger until now. The hot water is one of the three zones, yes. How do I ensure that the...

As far as i can see there is no other control/thermo stat to the boiler and it is purely running off the boiler thermostat. I assumed that the boiler thermostat would rely on the return loop temp reaching that set by the control on the front of the boiler before shutting off. Is this...

I have a programmer with 3 seperate zone controls

Pump is external, Grundfos 15-50. Seemed to be working fine prior to me fitting the towel rail (oops). Boiler just cycles on and off but return loop isn't getting hot. I vented the pump (no air) and have bled all the rads several times. Could this be caused by an airlock in the...

HI, Wondering if anyone can ofer some advice on the following. I have a 14 month old system which is causing a bit of grief at the moment. it is a sealed system, unvented hot water tank, greenstar 40cdi boiler. I have three zone valves and radiators are al fitted with TRVs, no room...