How to mend ... Combi Set Water Heating

Ferroli Optimax 38c combi boiler showing fault code d1 ?

My ferroli 38c condesing combi boiler has no hot water and showing fault code d1 ? the c/heating is working f... [Read more]

Powermax 155 setting the timings?

I don't have a user manual for my Powermax 155 combi boiler. How do I set the water and heating timings?

How do you fit an external switch to a Grundfos 15/50 pump?

How do you fit an external switch to control the variable speed on a Grundfos central heating pump fitted to a... [Read more]

worcester 24CDI - possible problem with pcb?

Hi, I hope someone can help me confirm a possible diagnosis! My combi-boiler was working well until a few ... [Read more]

how can i fix my valiant combi boiler?

when my heating is set on a timer for the morning it turns its self on but when i go to use the hot water firs... [Read more]

Worcestor Bosch 24 CDi combi prob?

Just one problem.... boiler turns on heating if boiler is powered up, even though program is set to OFF. Hot ... [Read more]

worcester heatslave 12/14 heating raditors 1st?

hi my small combi boiler worcester heatslave 12/14 heats up the raditors 1st instead of heating the water. thi... [Read more]

Why does my boiler go g-g-donk and then lock out?

My Chaffoteaux & Maury Britony combi has an intermittent problem. About a minute after turning hot water off, ... [Read more]

Failing hot water on a Saunier Duval F30E Themaclassic combi?

I have a 4 yr old Saunier F30E standard combi running on natural gas and the hot water is failing dismally. Ho... [Read more]

Problems with Ravenheat Combi RSF Fanned?

Boiler has no markings on, but have manual that says... Fanned Combi RSF 84E - RSF 100E RSF 84ET - RSF ... [Read more]

How can i fix it ?

hi to all, my combi boiler (alpha 240) starts heating up all the radiators in the house every time hot water o... [Read more]

Oil Boiler Pressure Gauge fluctuating?

I have had a new Worcester Bosch Oil Condensing Combi fitted (Aug 07). The installer set the red gauge at 1.5 ... [Read more]

worcester combi boiler cutting out?

i have a worcester bosch 240 combi boiler, central heating works fine but when we use hot taps[especially the ... [Read more]

Pilot light will not ignite?

Can anyone advise me please? itis a Ferolli Optima 901 combi boiler i have tried numerous times to light the d... [Read more]

Britony 80 Combi Boiler?

When I set the timer for the central heating to come on (manual clock) it attempts to ignite but keeps trippi... [Read more]

how can i fix my worcester28cdi combi central heating?

pressure is set at 1 bar when cold filling loop valve is closed and filling key is removed but when central he... [Read more]

Worcester 240 combi - all lights on but no heating no hot water?

Hi, I have just moved in to a house and the boiler worked fine (well, it was heating the rooms but hot water w... [Read more]

The ferroli Moderna 80E Heating?

The ferroli combi heater is working fine for hot water, but although I have set the timers for the CH it doesn... [Read more]

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]

Ideal ISAR HE30 Combi Boiler?

recently had new combi boiler installed with programable timer. despite the timer not being set to do so the c... [Read more]