How to mend ... Boiler Will Not Switch Off

do i change the fan?

My vokera boiler won't fire up I have changed the pressure switch but it still won't work if I blow down the t... [Read more]

Potterton performa 30 he boiler ?

This boiler continues providing heating and doesn't switch off when supplying hot water. Is there a problem wi... [Read more]

pump running but boiler not lighting ?

Green light on boiler panel flashing very fast pump appears to be running but boiler won't light switch power ... [Read more]

problem with vokera 29a switching off and LCD screen going blank?

Brand new vokera 29a .boiler working normally then switching off.ie LCD panel showing normal functions, turn h... [Read more]

how can I off heating without remote of isar ideal combi boiler?

I can't switch off heating as the remote control is not working. I put new batteries in it but it's still not ... [Read more]

How can I get hot water from boiler. Heating is OK?

I have a Marathon 500B boiler.There is no hot water going to the hot water cylinder regardless of whether the ... [Read more]

Slide Switch broke?

I have a potterton prima F boiler . The slide control for the hot water has broken or come off ..any ideas how... [Read more]

how do I ignite my boiler?

Thank you for such a detailed answer, that's very helpful. I have one more question, we have changed the fan,... [Read more]

Vokera Linea keeps shutting down code 01?

The boiler keeps shutting down i have to put it back on with the mode selector switch, the code shows 01 fault... [Read more]

Euro Combi A23?

Hi The hot water on my boiler is working fine. The fan is working. When I put the central heating ON, it... [Read more]

Switch on my thermostat bu the fire doesn't Fire up press override and the ?

The boiler doesn't Fire up when I turn on controller but if I press override button then everything works how ... [Read more]

Isar HE 35 again problem?

Hi Last winter (thankd to this forum) I did replace diverter valve, temp gauge and water pump and spring come... [Read more]

Boiler sometimes doesn't fire up have to flick reset switch main 30he?

Have to set stat to call for heating to get hot water to fire up burner

ideal Isar combi-boiler carnt get it to work?

Boiler has shut down and cart switch it on again, have reset but nothing happening

Arriston combi boiler hot water scalding temp light comes on?

high temp light comes on, boiler cuts out, click reset button works fine.. then cuts out few mins later. bar p... [Read more]

potterton prima 30F problem?

The boiler is igniting when I put on the hot water. But the boiler doesn't ignite when I put on the heating. S... [Read more]

ariston euro combi boiler?

I have a Ariston Euro Combi Boiler, it is over 10 years old. It still working fine but with a few issues. I... [Read more]

replacement for honeywell pressure switch ?

I know the switch # c6052a1015 is obsolete. most listed replacements are adjustable. I need to know the rating... [Read more]

Halstead Ace High boiler: how do you replace pressure switch diaphram?

Halstead Ace High boiler: how do you replace pressure switch diaphram

oil burner does not stay off after hour is up?

burner comes on when it shouldent and keeps heating on i have to switch off boiler outside