How to mend ... Oil Boiler Pressure Always

How do I raise the pressure on my boiler after bleeding radiators?

How do I raise the pressure on my worcester heatslave 20- 25 oil boiler after I have bled the radiators

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]

lost water pressure & boilerwill not heat water or heating ?

lost water presser & now boiler will not start up mistral oil comb boiler any ideas ?

airlock in 1/2 of a zone?

sounds wierd but i have a 2 zone system {1st floor and basement} my 1st floor is split into {kitchen, LR, Bat... [Read more]

Grant outside oil Combi wont fire up?

What is the procedure to get the boiler to fire up after the pressure has dropped and cut off, I cant get some... [Read more]

expansion vessel pressure?

we have an oil fired combi with a separate free standing 24 litre expansion vessel some 3 metres away. Follo... [Read more]

how can i make the pressure for the hot water faster?

i have a worcester 15/19 oil heatslave boiler that is not giveing hot water pressure ch works but no hot water... [Read more]

Danesmoor 15/19 oil boiler sooting up?

My oil boiler is sooting up, i have a adjusting screw marked P(pressure) do i need to turn the screw to + or t... [Read more]

Warmflow leak?

I have a Warmflow Combi oil boiler, c. 8 years old, but not much used. I have drained the cent. heating syste... [Read more]

boiler has stopped working and the lock out light is lit?

My boiler has just stopped working and the pressure was way down and the lock out light is on. I have increase... [Read more]

Change to a Balanced Flue from Conventional Flue?

I need to change my conventional flue to a balanced type. I am having difficulty locating a balanced flue for ... [Read more]

myson velaire oil fired pressure jet boiler 70/90?

Hi there, I am currently re plumbing my central heating system which had a leak somewhere which is currently g... [Read more]

Worcester Bosch Heatslave 25/32 Combi Oil?

Worcester Bosch Heatslave 25/32 Combi Riello Burner, First off we bought this boiler about a year ago and move... [Read more]

Danesmoor oil fired boiler lock out?

Does anyone have any ideas how I can fix my boiler which keeps locking out? On reset the boiler fires for abou... [Read more]

Worcester Heatslave Leaking?

Same problem as Andy - problem with the low pressure, had to keep topping up the system - now found water lea... [Read more]

High pressure and hot at both rads and water?

I have a canray 5 oil boiler. The circulation pump had ceased and has now been replaced. However I have some w... [Read more]

worcester 15/19 regular oil boiler,?

my worcester 15/19 regular oil boiler,keeps blowing out black smoke,put new nozzle 0.55 80h,baffles combustion... [Read more]

Underground oil tank and Worcester Bosch Boiler intermittent cut-out Why?

We have recently installed an underground Balmoral Bunded oil tank and a Worcester Bosch Utility Condensing Oi... [Read more]

worcester heatslave oil boiler 15/19?

our oil boiler discharges water to the outside as soon as it has filled thereby losing pressure, what is wrong... [Read more]

Danesmoor 12/14 Oil Burner?

Does anyone have an Old Installation Manual for a Worcester Danesmoor 12/14 CF Boiler thats fitted with a Nova... [Read more]