How to mend ... Hot Boiler Diverter

Glow Worm 30ci - got hot water but no C.heating?

Firstly just like to say thanks to all that help on here. I am fairly competent with this kind of stuff, and ... [Read more]

worcester oil boiler heatslave hot water?

hot water temperature drops after 2 or 3 mins have changed diverter valve but problem seems to come and go??? ... [Read more]

Ravenheat RSF No Hot Water?

I’ve changed the diaphragm in the diverter valve of a Ravenheat RSF . The rod is still not making contact wi... [Read more]

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]

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]

Worcester 28cdi boiler makes a squeeling niose?

I have a Worcester 28cdi which squeels loudly when domestic hot water demanded. It starts off quietly then squ... [Read more]

diverter head-combi boiler?

i have been told that my diverter valve isnt working and have been advised by one plumber to get the the whole... [Read more]

heating?

hi i am having some problems with our central heating... to be brief we are in a three storey townhouse and a... [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]

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]

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 boiler 28 cdi - Re igniting when lit?

I have had a number of problems with a Worcester 28 CDI recently. The board had to be replaced as a circuit h... [Read more]

having problems with sime format 80 c boiler?

I have changed the diverter valve and water adjuster valve and the led light now flashing to say check smoke p... [Read more]

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]

actuator/stepper motor is not moving?

I have a heatline c24 condensing boiler diverter valve actuator/stepper motor is not moving. The central heat... [Read more]

britony combi boiler problem?

The boiler keeps heating the radiators even when I have switched to hot water only. Sometimes the only way I c... [Read more]

Room stat query regarding a relay?

Need to fit a ferroli combi for a customer, the only thing is the combi also goes through two zone valves to g... [Read more]