Hi , we have just moved into a house with a Worcester Bosch Greenstar Heatslave II external oil boiler .
It's 3 years old
We have the f9 855 lockout
Seems to be happening once a day ATM but the other day when I reset it fired up 10 seconds later it stopped then fired again and did the same...
hi it sounds like a pump problem could be parcially blocked drain hose or bits of food in pump . is the pump louder than usuall ? take drain hose off and connect to a tap or mains water pressure let the water flush trought the wrong way it should clear any blockags but it may need to be done a...
hi i have a saniflo been using it fine for 6 weeks now its started to make a louder noise it seems to sound like water and air being pumped it starts like this then seems to pump just water then its quieter well as quiet as they get .... i timed it when i first fitted it took 19 seconds from...