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I have a ferroli optimaxbhe plus 25s with a code f37. No
Hi I have a ferroli optimaxbhe plus 25s with a code f37. No pressure. The pressure is sitting at zero. I have located the valve and opened the valve but the pressure won't budge. Any ideas?… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
Hi how are you? I have error F37 on a feroli optimax he plus
Hi how are you? I have error F37 on a feroli optimax he plus 25gas boiler? No heating or hot water. Any suggestions… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
I have a Ferroli Optimax HE plus 38C. Fault code F37 [low water
I have a Ferroli Optimax HE plus 38C. Fault code F37 [low water pressure] Have filled the system via the black knobs but not sure whether these then have to be fully turned off or left open. Boiler fi… read more
qwasert
qwasert
Plumber
Vocational, Technical or Trade Scho
211 satisfied customers
My ferroli optimax HE plus 31C is diplaying the fault code
My ferroli optimax HE plus 31C is diplaying the fault code F 37 (pressure too low) How canI fix this… read more
canuck the pro
canuck the pro
15,591 satisfied customers
I have the ferroli optimax he plus 31 c. I am getting an f37
I have the ferroli optimax he plus 31 c. I am getting an f37 fault code which I know is low water pressure. It advises to fill the system. I have turned both the black knob filling taps so they are op… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
Hi,We have a Ferroli Maxima 35C condensing combination
Hi, We have a Ferroli Maxima 35C condensing combination boiler that we've been having issues with. For a couple of days the boiler itself has been making strange juddering noises, and today the hot wa… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
HI HAVE A FERROLI OPTIMAX 38HE COBI , I I AM A PLUMBER AND
HI HAVE A FERROLI OPTIMAX 38HE COBI , I I AM A PLUMBER AND THE BOILER HAS A D2 FAULT NOT A PROBLE I THOUGHT AS THE PRESSURE GAUGE SHOWED 0 SO FILLED WITH LOOP CAN HEAR THE WATER ENTERING BUT GAUGE DOE… read more
Chamberlain Maintenance
Chamberlain Maintenance
Plumber
324 satisfied customers
Help! I have a ferroli optimax he 31 c and I have error code
Help! I have a ferroli optimax he 31 c and I have error code F40 after an initial error coe of F37 (Fill the system) i think I filled the system by turning two black valves. ive tried bleeding the rai… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
I have a Ferroli optimax 18 ov bioler showwing fault code F40.
I have a Ferroli optimax 18 ov bioler showwing fault code F40. Can anyone tell me what to do or what it means please… read more
canuck the pro
canuck the pro
15,591 satisfied customers
Hi I have a Ferroli Optimax 31C boiler F37 failure
Hi I have a Ferroli Optimax 31C boiler and am getting the F37 failure. The pressure gauge shows less than 0.3. I don't know exactly where the pressure valve is to increase the pressure. Can you tell m… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
I have a ferroli optimax boiler showing a F37 fault. I have
I have a ferroli optimax boiler showing a F37 fault. I have hot water but no heat in radiators. As I live on the second floor flat in an old building with low pressure, I had a a pump fitted 2 years w… read more
Chamberlain Maintenance
Chamberlain Maintenance
Plumber
324 satisfied customers
i have a Ferroli Optimax HE Plus 31 C bolier and my pressure
i have a Ferroli Optimax HE Plus 31 C bolier and my pressure gauge has dropped to below 1 (digital display flashing F37). I have checked several forums but the advice has not been great. My system doe… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
I have a Glow-worm flexicom 30cx had problems during the cold
I have a Glow-worm flexicom 30cx had problems during the cold spell last winter, kept getting F9 fault, plumber replaced a part gave it a service and all was well. For the last few weeks keep getting … read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
hi, I have a rather rubbish Ferroli optimax 31c, with a fault
hi, I have a rather rubbish Ferroli optimax 31c, with a fault code F37, have turned the black knobs to increase the pressure but not working. This morning I thought it may have been frozen pipes,but s… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
I have a ferroli optimax he plus 31c boiler and its only 3
I have a ferroli optimax he plus 31c boiler and it's only 3 months old. tonight I tried to bleed one of the radators bacause it was colder than the others, now my boilers turned off and i can't get it… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
Hi I have a ferolli optimax and I have just drained down a
Hi I have a ferolli optimax and I have just drained down a radiator and refilled. I went to refill the system but the boiler is falshing an f37 fault which is low system pressure. The guage is showing… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
hello! I have Ferroli Optimax HE 31 C boiler. Its brand new.
hello! I have Ferroli Optimax HE 31 C boiler. It's brand new. Has been used for a week maybe. Everything was working fine untill the display started flashing F37 fault. According to manual pressure is… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
Hi, I have a ferroli he 31c how do i refill it there does
Hi, I have a ferroli he 31c how do i refill it there does not seem to be a filling loop and the prssure is low F37 Thanks… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
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