How to mend ... Heating Boiler Valve Water

How can I fix my worcester 15/19 oil combi boiler [heatslave]?

Boiler keeps demanding hot water when heating comes on and will not heat rads. Have replaced diverter valve a... [Read more]

How do I mend my Vaillant Combi Boiler?

It has stopped from heating water both for the taps and the radiators. Pilot lights are still on, and flame ... [Read more]

I have a potterton performa 24 combi boiler but no hot water?

I have a potterton performa 24 combi boiler and at the moment heating is fine but hot water runs for seconds t... [Read more]

boiler tripping out all the time?

my ravenheat CSI 85 combi boiler is tripping out when it is in the heating mode it's ok when it's just on hot... [Read more]

boiler cutting out?

ravenheat CSI 85 boiler cutting out when in heating mode. ok on just hot water, if I run the hot tap then turn... [Read more]

have 45/2 back boiler, glowworm spewing flames from front any ideas to fix?

i have 45/2 glow worm back boiler and it was spewing flames from the back boiler unit through into the main fi... [Read more]

chaffoteaux calydra 80 keeps locking out?

hi.......i have a chaff boiler that keeps locking out on no flame detection,the boiler starts the ignition seq... [Read more]

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]

Potterton Promax 24HE - No Central Heating?

Since the weather turned colder a couple of weeks ago we have been unable to have heating without the hot wate... [Read more]

chaffoteaux calydra 80 problem?

hi,iv a problem with the heating,the boiler fires up to heat the rads for about 10 secs then goes off every mi... [Read more]

how do i fix my baxi 80eco combination boiler?

boiler firing and giving hot water ok. When put heating on not firing. When switch is selected for heat and wa... [Read more]

how do i get my pressure up on my ideal isar combi boiler,to get my heating?

the pressure gauge has dropped on my combi boiler, i have connected the lead onto the taps and opened the valv... [Read more]

potterton performer 24kw HEcombi?

Hello ,is there any quallified heating engineers out there who may know wat this fault is. no hot water,the p... [Read more]

Ferolli SYS 10-23 Boiler runs continuously?

Hi there. I have a Ferolli SYS 10-23 gas boiler. The boiler is run from a Grasslin QE2 timer switch. Recentl... [Read more]

ravenheat whitestar LS80T?

Hi I have a Ravenheat whitestar LS80T and I have no central heating but still have hot runing water, if i turn... [Read more]

Vokera Linea 24, Saftey vale has dischared water. Pressure at 02. bar?

Hello, I have a Vokera Linea 24 boiler. The heating is not working. The pressure reads 0.2 bar. The saftey ... [Read more]

my heating works but no hot water?

when my heating is on and i switch to hot water as well the boiler stops i have changed the pcb but now i thin... [Read more]

No heating but got hot water?

I have hot water but no heating. Thermostat is on, timer is on but the boiler won't fire up for the heating. I... [Read more]

Worcester 24i RSF Junior - Water Flow Switch Melted!!?

Hi, had a few probs recently wi boiler, new Gas Valve & new PCB within last 2 months seemed to have sorted it.... [Read more]

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]