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Mend Worcester Heatslave 20/25

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We have 66 questions about mending 'worcester heatslave 20/25'

How to mend Worcester Heatslave 20/25

Pages 4321
Mend worcester boiler filled
2

Worcester Heatslave 20/25 Lockout Light on?

Hi my lockout light came on on my boiler, I had run out of fuel totally! I have filled my oil tank to the top... [Read more]
Mend worcester oil water
2

Worcester oil heatslave 20/25 about 4years old. ?

When i ask for hot water I get the pre-heated hot water but when this is exhausted it runs cold. The boiler st... [Read more]
Mend worcester oil reset

can i fix it?

I have a worcester 20/25 heatslave oil boiler,and have run out of oil. lockout has come into force, and does e... [Read more]
Mend oil boiler heatslave

Oil boiler will not restart after refilling the empty tank?

I have a Worcester Heatslave 20/25 boiler but we ran out of oil recently in error. The oil in the outside v... [Read more]
Mend heatslave oil combi
1

Heatslave 20/25 is Locking out?

My Worcester Bosh Heatslave 20/25 oil combi has just locked out and despite numerous resets won't fire back up... [Read more]
Mend replacing water pump
1

replacing water pump?

i want to replace the water circulation pump on my worcester heatslave 20/25 oil fired, it has a bosch pump .c... [Read more]
Mend hot heatslave boiler
2

Hot water problem Worcester Heatslave 20/25?

The boiler fires up to provide hot water if a hot tap is used- even if the boiler control button for hot water... [Read more]
Mend worcester working fine
1

worcester heatslave 20/25 oil boiler?

The boiler seems to be working fine but im not getting hot water from the domestic hot water. Any ideas whats ... [Read more]
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2

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

the central heating has just been turned back on on my oil fired heatslave 20/25 only to find it does not work... [Read more]
Mend reset water pressure
8

Worcester Heatslave 20/25 - can't locate lockout reset button?

Hi, Water pressure had dropped so lockout light came on. I have looked everywhere but can't find the reset... [Read more]
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2

Worcester HeatSlave 20/25 ?

How do you bleed air from the pump?
Mend Heating, Home Heating Systems
1

heatslave 20/25 programmer?

Does anybody know the worcester part number for the dual programmer?. OR where i can source one from?. Many T... [Read more]
Mend worcester heatslave boiler water
6

worcester bosch heatslave 20/25 oilfired boiler?

when hot water or central heating are running bar pressure rises over 3 bar and overflow active . when unit l... [Read more]
Mend bosch bar cold
1

worcester bosch heatslave 20/25?

bar pressure rises to 3 and overflow active when cold drops back to normal 1 bar
Mend years heating water
1

Worcester Bosch Oil Heatslave 20/25 two years old?

Can not get the central heating to work; the water pump does not seem to be running. Hot water fine. Had a lon... [Read more]
Mend Heating, Home Heating Systems
1

does the heatslave 20/25 have a heat exchanger?

Hi, I have a worcester 20/25 oil fired boiler.Where is the heat exchanger, can it be replaced and how thanks ... [Read more]
Mend gauge dropping water
4

worcester heatslave 20/25?

My pressure gauge keeps dropping and there is no heating or hot water. Re pressurised and there was a leak und... [Read more]
Mend water heating flow switch
1

No hot water?

No hot water when open taps, boiler on and clicks from the boiler, no hot water even when heating on. Could it... [Read more]
Mend worcester pump burner
1

worcester heatslave 20/25 cut out keeps comming on?

cut out keeps comming on pump working fine burner is also working presure goes up and down slight leak from re... [Read more]
Mend worcester bosch water pump
5

Worcester Bosch Oil Heatslave 20/25?

The boiler fires up OK, but there is no power getting to the water pump, so the thermostat cuts out after a co... [Read more]
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Mend programmer work boiler

Reset my worcester dt10rf programmer?
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Boiler not working?
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Worcester Bosch 532/i Combi Boiler?
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Worcester greenstar 25si compact?
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Worcester botch combi boiler?
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Worcester 30 Cadillac combi boiler won’t fire up and the EA?
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Worcester boiler dripping water?
Mend low pressure heating hot

How can I fix my Worcester 24CDi Boiler's low pressure?

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