How to mend ... Heating Temp System

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]

oil fired boiler problem?

Myson Velaire boiler works all summer on hot water system but as soon as you turn on the cental heating syste... [Read more]

Sime 100E boiler - intermittent fault?

Boiler is working ok, heats CH system up, cuts out at set temp. comes back on but at least once a day when it ... [Read more]

wirless room stat?

I have a potterton myson housewarmer legend gas fire with Housewarmer electronic gas back boiler gravity syste... [Read more]

DIGISTAT THERMOSTAT BY AMERICAN STABILIS INC?

I HAD A DIGISTAT THERMOSTAT & ENERGY PROGRAMMER FITTED TO MY HEATING SYSTEM MANY YEARS AGO. THE THERMOSTAT IS... [Read more]

hot water for sink/shower temp fluctuates?

I have a Vokera excell 80 SP ---10 years old recently serviced(new diaphragm etc) central heating appears ok i... [Read more]

glowworm c30i F5 fault?

hi there, ive just tried to fire up the boiler in a house i bought, its been off for 6 months at least. system... [Read more]

Boiler fires when it shouldn't?

Got a Performa 28 combi. I've noticed that sometimes when no heat or hot water are called, the boiler fires up... [Read more]

Poor hot water temperature with heating on?

I have a Vaillant Turbomax combination heating boiler. When the central heating is operating & a hot tap is... [Read more]

Glow worm 30ci - shutdown at 18C - 0.5 bar error code, and leak on top up?

The system ran at 20C degrees for a long time, with power down over night for about 7 hours on clock. Went a... [Read more]

Why do my TRV's rattle?

The bi-directional TRV's on my radiators rattle loudly when they reach the set temperature for operating (clos... [Read more]

What is the problem with my pottern profile 60E?

My heating system has been playing games lately. It reflected on the water heating system, the water never has... [Read more]

boiler not staying alight for long when hot water switched on?

when the hot water is switched on the boiler lights ok but only stays on for short period of time. water does ... [Read more]

Potterton Profile 30E keeps tripping on Central Heating?

My Potterton Profile 30E keeps tripping off and requires the reset button to be pressed to restart. This typic... [Read more]

i can get hot water but no heating on my baxi bermuda combi?

has any one got a copy of the wiring diagram for this boiler i have 240 all through system apart from temp the... [Read more]

How do you test a circulation pump on a Raven Heat Combi boiler?

Ive got a Ravenheat Combi Boiler (one without a pilot light window). A fw weeks ago it just stopped working. W... [Read more]

Vokera Maxin 24e & 28e. domestic hot water problem?

The domestic hot water is not working at a constant temp or may not work at all, wheather the heating is on or... [Read more]

How can i change the valve in my Vokera Excell 80SP combi-boiler?

I have a Vokera Excell 80SP combi-boiler in my house. We have it serviced every 6months and about the time we ... [Read more]

The hot water from my Worcester 240 combi is not as hot as it should be?

The hot water from my Worcester 240 is not as hot as it use to be.Central heating is ok and when heating is on... [Read more]

Potterton Puma 80 combi boiler hi press problems?

When Central heating turned on from cold my system has an initial hi press surge (1-3.5bar), after header temp... [Read more]