How to mend ... Water Valve Boiler

expansion tank over flowing!?

i have changed ball valve in the expansion tank but it still over flows cant see any leak from ball valve or ... [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]

Sime Super 90 does not ignite?

I have just replaced the diverter valve, and mircoswitch on my boiler. (No leaks) Microswitch wireing as per t... [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]

No water pressure ?

A Weil-McLain Gas Boiler heated with water not steam. at zero psi, no pressure or water coming out of the r... [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]

How can I mend my Danfoss thermostatic cylinder control valve?

Danfoss have just told me that my Thermostatic cylinder control 2 part valve and thermostat 22mm, gravity fed,... [Read more]

ravenheat rsf 820/20 t boiler not working ?

the boiler fires up but cuts out after about 1 min, its as if it is boiling the water like a kettle, checked t... [Read more]

Boiler overheating and making noises Vaillant VCGB 112/142EH?

Had a new 3 port valve changed as radiators were coming on at the same time as water even though only water wa... [Read more]

How can i fix my heating system?

I have a Thorn boiler, sealed system vented (DHW). The water is being heated but the radiators are staying col... [Read more]

Help with Glow-worm 30CXI pressure?

Hi all, I have a 30CXI from Glow-worm, Problem is when i try to increase the pressure from the 0.7 itis ... [Read more]

is it repairable?

I have a glow worm swiftflow combi boiler and there is a constant drip coming from the over flow outside. The... [Read more]

boiler pressure?

boiler pressurises when heating comes on vokera 24,filling loop disconnected then dumps water through release ... [Read more]

Wickes lw50ci combi boiler - pressure too high?

I have a wickes lw50ci combi boiler A flexicon (Ithink25Ltr) expansion-pressure unit - This is reading at jus... [Read more]

Firebird Oil Fired Boiler problems?

We have a Combi 70 Firebird Oil Fired Boiler and have problems with lock outs (this happens everyday). In Janu... [Read more]