Recent content by mrM

I have halstead finest boiler and recently what has started happening is the safty lockout light has started coming on when hot water is requested. The interesting thing is that the safty lockout light only seems to come on when hot water is requested from up stairs bathroom, normal request for...

Diaphragm are new, but I recheck. As you say thinks it's crap in the diverted value, I'll double check and see what happens. Cheers.

It's the primary flow switch, which does not appear to be extending (it the ones with 2 violet wires attached to it) definitely not the domestic hot water flow switch.

Chaps, Just done a Small service on my boiler, heat exchange descaling and replace hot water and central heating diaphram and also replace AAV - now safety lockout light coming on when I power up boiler. The problem appears to be with central heating probe switch not wanting extend when in...

Picasso - Your disclaimer is clearly understood, sorry to put you on the spot there. The Pressure is 1.5 bars and appears to be constant, with regards to air in the boiler, yes there could possibly be, it did once make a lot of noise similar to having air present. If Automatic Air Value...

Thanks for the feed back Picasso - Is it safe to use the boiler in the short term while the "diverter value is sticking". Is there anything I can do to pin point exactly where the issue is and if diverter value is sticking - what is the best way to un-stick it? red is permanently on until...

Good Morning Chaps, I have Halstead Finest boiler and the safty lockout light has started to come on, disconnecting the power supply appear to get rid of the problem. However when I put the hot water on, the radiator also start to heat up also, on checking the micro-switch for Primary...

ladscape

Plastic pipe

Thanks for the reply - I thought it was PEX, more than likely I am wrong. I thought that it was PVC tape wrapped around copper, I haven't dismantled it as I have no experience of working with plastic pipe. I didn't want to take it a part until I knew how it hung together cause I may make it...

Chaps - I have a PEX plastic pipe connecting to copper, PEX connectors appears to have developed a crack. Question is how do you you take the old connectors off and replace it , what special equipment do I need. Picture of the PEX connector is attached with appropraite leak - any advise...

PEX pipe connector

PEX pipe connector

The issue was indeed the micro switch, it was fitted correctly however the micro switch was not working correctly. Replace the micro switch and everything worked correctly.