How to mend ... Hot Heatslave Boiler

Worcester Heatslave 20/25 Combi-boiler?

Our Worcester heatslave 20/25 combi-boiler seems to have a mind of its own. The hot-water sometimes takes age... [Read more]

worcester bosch 26/32 oil boiler + solar?

I have fitted thermal solar system to my oil combi heatslave 26/32. I have used a combi valve that directs any... [Read more]

worcester heatslave 15/19?

my heatslave 15/19 is playing up its serviced every year and the boiler man said its a good boiler, anyway i n... [Read more]

Worcester Heatslave 20/25 problem?

Worcester heatslave 20/25 oil combi boiler 8 years old problem as follows, with hot water only selected o... [Read more]

heatslave 12/14?

boiler goes into lock out. no hot water /heating. Nothing runs at all motor??

My radiators on the first floor do not work until I run some hot water?

We have a problem with our Worcester Bosch “Heatslave 26/32 RS0 GB oil Combi” boiler, which provides hot w... [Read more]

boiler on but no hot water?

Worcester heatslave 20/25 rso oil boiler is on and Heating works but no hot water

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

worcester heatslave 20/25 central heating but no hot water?

Hi, my central heating works fine, but no hot water. I had to turn the hot water dial to off, because when the... [Read more]

worcester heatslave 20/25 central heating but no hot water?

Hi, my central heating works fine, but no hot water. I had to turn the hot water dial to off, because when the... [Read more]

how can i fix my worcester heatslave 12/14?

the lockout light keeps coming on and i have no hot water or heating there is a little bit of oil leaked out a... [Read more]

Worcester Heatslave 15/19 - water runs cold every now and again?

I have a 10 year old oil fired heatslave. The heating is good and usually the water is too but now and again i... [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]

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]

Worcester heatslave 20/25 fault with fan?

Hi, my boiler fan is running all the time, even when hot water / central heating is off. Everything else seem... [Read more]

Heatslave 15/19 lockout?

Hi I have a worcester heatslave 15/19 have replaced the expansion vessel after noticed it was slightly leaking... [Read more]

heatslave 20/25 boiler not working and the reset button is not lit up. ?

I have a heatslave 20/25 boiler. I have no hot water and the heating is not working. It sounds as though the b... [Read more]

Worcester Heatslave combi boiler - removal of dom hw thermostat?

I have a 21 year old worcester oil heatlave 15/19 combi boiler (ser No 3/88/10/22450), but the domestic hot wa... [Read more]

Worcester oil heatslave 26/32 storage combi boiler?

Cannot maintain pressure in the boiler. Heats the water up very well but turning on the hot tap it comes out c... [Read more]

how do I change the diverter valve on my worcester 20 / 25 combi boiler?

The diverter valve on my worcester heatslave 20/25 combi boiler is stuck in the hot water position. how do I r... [Read more]