oil boiler .. oil burner

My oil boiler is producing black smoke and soot. Didn't really notice it but as its on more it's pretty clear and getting everywhere. The soot has been fine but last night it produced relatively bigger chunks for a period, now they're back to small. I have a service booked for Tuesday, does...

My oil combi Heatslave keeps locking out. Code 9f I have oil and filters are new. Any ideas anyone ? It’s firing but won’t stay on for more than 10 mins a time.

It's not turning on and I assume it's because I had turned off the oil supply. The supply is back on now, do I need to reset it some how. The boiler doesn't have any indicators on it, no lights etc. Just a temp/off dial and a limit reset thing that kinds of hangs down. It presses in slightly and...

The problem is more burner related Worcester heatslave 15 19 oil boiler It is a bentone b9 burner made in 1999 With a danfoss bfp 21 l3 oil pump . The boiler will run fine with heating on but about 1 in every 3 or 4 times it goes to start up it will lock out , I will press the lockout button...

Hi guys, I’m having an issue with an HRM Wallstar oil boiler. I have completely replaced the burner for brand new but it is still going into lockout. The pressure is building up and it fires up then gradually the pressure drops off and goes into lockout, if I manually bleed off some oil before...

Hello I have a Yorkstar 20 boiler that has been functioning well for many years. Recently it has started locking out intermittently. Sometimes it will run for half a day after resetting. Other times only for a few minutes. Any ideas what to try testing/replacing first? Thanks.

We have a Worcester Bosch Danesmoor 20/25 oil boiler that's quite old but has been OK for the 6 years we have lived here. It has on occasion gone into idle mode which I have sorted by pressing the solenoid. However when I tried to turn on the heating a few weeks ago it just locked out after a...

good evening ... Is a capicator on a Riello motor possible to work intermittent ........ Is a capicator , when not working , possible to work for say 3 times a day and then lock out burner ... I then press red button 5 to 10 times and it then may work for a week .. Then same again ... Thanks in...