Just a couple of points I'd like some help with please.
FIrst of all, I have a dripping washer in my basin pillar tap. So I have turned off the gate valve, and take the tap assembly apart. I have bought a pack of washers but none fit the jumper/tap gear assembly properley! Some are a...
What would be a true effect or what could realistically happen if no corrosion inhibitor is added to a central heating / primary circuit after draining down a system? Is it worth buying? If so what are the best types to go for?
Agile - hi. the TRV head has been fine for years - what exactly do you mean about a mechanism for a calibration point? Do you mean when the head is firmly/correctly screwed on to the valve body?
the plunger/pin in the valve is not stuck though, it is fine, just when the head is on, the...
there isn't a gate valve on the primary cold feed to the heating circuit, and it's dangerous if there was! but thanks about the carrot and potato tip!!!
the olive tip is useful to know too.
i did remember hearing something about ptfe tape rolled thickly around a bung/plug would help...
ah so it is true ... so what can i do to overcome this problem? will ptfe tape help seal it/make it larger and fit better? any tips?
yes that's what i feared - i suppose if the olive does look badly damaged i'll need one of those olive tools do remove it? they any good, through your own...
My TRV is faulty - i have tried the following:
turning off all other rads, and leaving the cold rad open
unscrewing the TRV head and the pin is fine but
when the head was off the rad got hot!
so the trv sensor is faulty....
(probably the gas bellows have expanded and not contracted...