How to mend ... Calling Heat Hot

problem with boiler?

i have a firebird heatpac slimline oil fired boiler sighted outside, The problem is that it fires up runs for ... [Read more]

heating glowworm 30cxi?

3ocxi will not shut off even when all controls are not calling for heat and radiators are still getting hot ev... [Read more]

Baxi duo tec combi 24HE heating fault?

My 2 1/2 year old Baxi combi shuts down the heating side despite everything calling for heat. This happens int... [Read more]

How Can I Fix A Potterton EP2002 Heating System?

My daughter has a Potterton EP2002 system with a Potterton Suprima 40L boiler and a MPE322 diverter valve. Th... [Read more]

how can i fix my worcester bosch 24i rsf boiler?

in need of some help with my boiler please, i cant get ch to work unless i turn the hot tap on to let the boil... [Read more]

Hot water but no heating?

Hi i have a fully pumped two valve system which until recently has been working reasonably well, I say reasona... [Read more]

Rad hot even when boiler on hot water only setting?

Main radiator (in room with room thermostat has 2 locksheild valves) is always warm/hot even when combi (voker... [Read more]

no heating no hot water, but power to boiler?

theres power to the boiler but no heating and no hot water. All controls calling for heat

no dom hot water?

optima 701, i cant get d.h.w. heating is ok but running hot tap cold ,boiler not calling for heat when tap ope... [Read more]

how can i fix my baxi solo 3 60 pf?

pump overrun keeps going even though boiler is not calling for heat or hot water?

no heating or hot water?

glowworm ultima only got pilot when calling for heat

Ravenheat RSF 84ET - not heating rads or water?

Good Morning guys, I am looking for some advice regarding my girlfriends Ravenheat RSF 84ET combi bo... [Read more]

I'm such a clever so & so!?

I've sorted the answer to my own problem (as below)...a new diverter valve spindle kit is required! Help! H... [Read more]

Help! Heat Line problem?

What is causing poor hot water flow to all taps? So much so, that when one tap is turned on (with only more th... [Read more]

fault on ferroli optima 701?

ferroli boiler. i cant get fan to run at full speed when calling for heat or hot water. and the only way to ge... [Read more]

Potterton Suprima 30?

I have a Potterton Suprima 30 boiler fitted with the latest PCB board. British Gas have just replaced my pump,... [Read more]

baxi boiler pilot light?

The fan is running and the controls are calling for heat and hot water but the boiler wont light and I cant se... [Read more]

How do I overcome thermostat response delays in my underfloor heating?

I have a new house with hot water underfloor heating and 8 zones. Some zones have ceramic floor tiles and tak... [Read more]

Glowworm 50FF cycles when system not calling for heat/water?

I have a Glowworm 50FF boiler. When the system is not calling for heat or hot water, ie. timer off and both mo... [Read more]

Hot water prob - Vaillant Turbomax Plus?

For about the last 6 weeks or so our hot water temp has been very unstable. The boiler fires and heats wat... [Read more]