How to mend Heating Not Fire Up

The boiler will not fire up in 'Central Heating Mode'?

A new expansion valve has been fitted but the heating was not working before this

Sime super 90 burner problem?

if you turn on the hot tap on the pilot light clicks burner fires etc all works as it should hot water central... [Read more]

Hot Water but no Central Heating?

Hi - I have a Glow-worm Hideway. I have a control box/timer which controls both HW and CH. I usually have the ... [Read more]

1

Thorn 100 btu hot water and heating boiler?

pilot light working timer controls seem ok replaced 10 yrs ago boiler will not fire up 32 yrs old

2

my boiler wont fire up?|?

i have an old glowworm conventional boiler, (not a combi) and i have no heating or hot water! the pilot will l... [Read more]

2

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]

heating system?

my combi boiler will not fire up,it is a ocean alpha 240/xp,i have checked the usual pilot, pressure and the c... [Read more]

My boiler will not fire up so no heating/hot water?

My Trianco Eurostar bolier will not fire, having worked perfectly all lights on display on but will not fire u... [Read more]

themostat?

i have a biasa combo and i have replaced the room stat as the plastic dial had broke . the hot water works but... [Read more]

2

Hot water ok ,but central heating won't work?

My biasi boiler works ok for hot water, but as soon as the central heating is put on, the boiler will not fire... [Read more]

1

Boiler firing up when not on cycle?

I have what looks like a fairly old-fashioned heating system. There is a gas back boiler behind the fire in th... [Read more]

1

How can we fix our hot water?

Last night, we tried to set the timer on our central heating for the first time since moving in, we then had t... [Read more]

17

Help with SABRE HE25 COMBI BOILER- RED LIGHT OF DEATH?

Hi, Im after some advise and hoping someone can maybe help me (please!) I have a Sabre HE25 Combi Boiler (sa... [Read more]

1

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]

1

Vaillant vcw sine T3W pressure drop?

Hi I have a vaillant vcw sine t3w boiler which is fine on the water circuit, but when central heating side... [Read more]

1

I have a baxi back boiler ?

I have a baxi back boiler and have not had the heating on for quite a while. The other day i went to put the h... [Read more]

How can I fix my Vaillant-sine T3W?

Vaillant VCW-sine T3W. I recently added some system cleaner and have run the c/heating several times.After the... [Read more]

2

potterton 80e no heating!!?

my potterton 80e boiler does not fire up for the central heating on constant but it does when i turn on the ho... [Read more]

2

main 24 he no hot water or heating?

my main 24 he combi will not fire up,the power light is flashing,the flame failure is not on,i have tried rese... [Read more]

5

Hot water, No Central heating, how to fix a pump?

I have a reasonably new Ferroli combi bolier which i've just tried to fire up the central heating as its start... [Read more]