Recent content by Harry Bloomfield

They moled part of the way then?

Reported!

Or, gently wire brush the sealant out of the grooves of the thread.

That is the sensible answer. Mine has a similar, fancy control system fitted, and I often find that just the upper part of the radiators are warm.

If the upper floor motorised valve, is definitely opening, and you got a lot of air out of the system, it suggests there might still be an airlock affecting the upper floors.

Every couple of months, I need to manually put the caravan's battery on charge for a couple of days. To remind me, I set repeating reminder in MS Outlooks calendar to turn it on, then one a couple of days later to switch off. Would that do it for you?

It will make little difference to the pressure, but if it is over a bath or similar, you need to ensure it is not long enough so as to allow the head, possibly be dipped below the water level. Idea is, to prevent grey water, being syphonned back into the mains supply.

It has, and they show some really excellent factual programs.

The weather is warmish, the house is warmish - so there is less demand for heat from the boiler. What water the boiler does need to heat, will accumulate at the upper part of the radiators. Have you tried, setting the room thermostat, and the TRV's, to maximum? Is your house adequately warm? If...

I had never heard of it too!

I do it occasionally, find something interesting to study, go into it in detail, could be historical, mechanical, or etc. - trouble is, only a little of it sticks :-)

Well, for decades I have needed some sort of lights up, or it was a matter of feeling my way around outdoors, with a torch. I put the usual TH lights up, with sensors. They leaked, or when the time came to replace the TH lamp, the would be seized, or fall apart. So I gave up on them. I then...

Nowt worth worrying about!

Three, extremely loud ones - external, one in the control panel, then yet a third which has to plug into the control panel. The latter seems unnecessary, as the control panel would wake the dead.

Just keep in mind - that the emptier the vessel, the more noise it makes!