Recent content by garyl

Hello Gasguru, Gas supply to house is ok - cooker is working. I didn't touch the isolation valve and it's still in the ON position. So it looks like I'll have to get a Corgi in to replace the gas valve. Thanks for your help.

Tony, Thanks for the info. Sorry for the delay getting back but I had to order some bits. Anyway - 1. Tried blowing gently towards air tube - no change. 2. Re-bled system - just in case. 3. Re-checked ignition spark - sparking ok 4. Replaced overheat thermostat - no change 5...

Tony, The pump only started running continuously when the lock-out problem started yesterday. It's worked correctly for the last 5-6 years including the timed over-run when the boiler shuts down. Regarding the overheat thermostat. I didn't intend running the boiler with it disconnected...

Tony/ChrisR, Thanks again for your replies. No, I've not touched the boiler at all, other than press the reset button. There is no visible spark when the boiler attempts to light. The wiring of the pump is unchanged - same for the last 5-6 years. I didn't say "the Suprima runs...

After I flushed the system for the second time today the boiler will not light at all. It doesn't light then overheat. It hasn't overheated for several months but that was what prompted me to flush it. It worked ok this morning and after the first flush. The pump runs when I turn the system on...

Tony, Thanks for the reply. I did bother to vent the pump. Any other ideas?

Hello, I’ve got a couple of problems with my CH system and would be grateful for your advice. I’ve got a 5-6 year old Potterton Suprima 80 system boiler feeding 16 radiators and a 210l Megaflo. There have been no previous lock-out problems. Towards the end of last winter the boiler...