While you wait for answers, we may have found some information which could help you.
Success
Message
Boiler?
heatslave 18/25 not firing oil?
Heatslave 15/19 boiler - keeps kicking in?
heatslave 9.24 no pressure following leak?
w/b heatslave 20/25?
Heatslave pump keeps running when not selected?
heatslave 20/25 boiler not working and the reset button is not lit up. ?
Heatslave 15 19 burner not igniting on hot water demand?
Expansion vessel full of hot water?
My heatslave oil combi boiler keeps locking out?
expansion vessel is full of water and the boiler is locked out ?
my heatslave 20/25 will not spark to ignight boiler?
howtomendit.com for free repair help, information and advice.
