How to mend ... Help Water Working Not Heating

Siemens rcr10/433 how to restart it?

My central heating stopped working but boiler and transmitting unit both seem fine and still have hot water. T... [Read more]

Ravenheat heating thermostat transmitter does not work?

My Vaillant combi boiler provides hot water but the Ravenheat transmitter type thermostat has stopped working ... [Read more]

Have a vaillant ecotec plus 824. The water gets hot then goes cold?

Have a vaillant ecotec plus 824. Real problems!!The water gets hot for about a minute then goes cold and stays... [Read more]

vaillant ecomax 835-e we have hot water but heating does not fire up?

we operate our boiler manualy turning it on and off as we need it our hot water is working fine but our heati... [Read more]

isar he30 boiler problem?

NO central heating working, hot water works fine but no GCS ? Any help would be great thanks.

Worcester28i junior?

I have a Worcester 28i junior the heating and hot water are working except my sink hot water tap runs slowly t... [Read more]

no hot water on my worcester 240bf?

Boiler lights up but have no hot water i have changed the diverter diaphram and can see the micro switch worki... [Read more]

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]

modena 80 E combi boiler?

my boiler heating/hotwater is working,but yesterday i noticed that water was been expelled via the over flow.o... [Read more]

how can i sort my halstead ace boiler?

Wish I'd not touched it... It was running OK but I noticed pressure on gauge was only 0.5 I was told keep it a... [Read more]

heating cuting out after its run for sort time?

i have ravenheat white star t 29 had new diafram fited hot water working fine now when i turn on heating on i... [Read more]

Glow-worm 30sxi heating but no hot water?

Suddenly we have no hot water but the heating is operating OK. Hot water advance switch/light working on the ... [Read more]

Boiler: Glow-worm 24C- Low water pressure, no heating/hot water ?

I have a Glow-worm 24c boiler, and since last night its not been working. One of the lights is flashing red, t... [Read more]

Potterton Prima 80F - no hot water?

Help, my Potterton Prima 80 F has just started producing very luke warm water. The central heating system is s... [Read more]

what is wrong with my vokera boiler?

The boiler seems on and the pilot light working and it is hot but the it is not heating the water in radiators

Vaillant ecoTec 831 I have hot water but no heating?

Please help! Our heating has suddenly stopped working. The display shows that the internal pump is running, ... [Read more]

How can I fix my Worcester Bosch 24i RSF Combi Boiler?

The central heating side of my boiler will not fire up. The hot water starts straight away. The fan and pump a... [Read more]

how can i fix my sabre he boiler to give heating and hot water?

my was working alright until i turn it off to fix a tap in the bath room.the boiler went red after some days ... [Read more]

grundfos selectric 15-50?

Central heating working ok but hot water only luke warm. Large screw ! in center of pump is pointing to '130'... [Read more]

how to re set a timer for a Halstead Boiler? serial number QG 35743?

Our Boiler is not working, no hot water and heating what is the easiest way to fix it?