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I have F37 showing on my boiler and the pressure is showing
I have F37 showing on my boiler and the pressure is showing very low (bled a radiator yesterday).… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
Hi Rick, Ive got a Ferroli Maxima 35c boiler, If the cold system
Hi Rick, Ive got a Ferroli Maxima 35c boiler, If the cold system pressure is .6 bar, when it is hot it is running at about 3.4bar. it sometimes throws up the F23 code but reset on the reset button yes… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
I have a ferroli tempra 18 and won't fire up,two green lights are on but no ignition,
I have a ferroli tempra 18 and won't fire up,two green lights are on but no ignition,the safety valve and pump have just being replaced.… 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
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
maxima 35 c boiler not working showing fault code f 40 manule
maxima 35 c boiler not working showing fault code f 40 manule indicates pressure to high reading 4.4 bar ,tried opening valve to let off some water but still showing 4.4 bar any help would be apprecia… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
Hi Have a Ferroli Maxima 35C condensing combination boiler.
Hi Have a Ferroli Maxima 35C condensing combination boiler. Got error code F37 - Incorrect system water pressure - Pressure too low. Solution was to Fill system, husband did this. Bioler was OK for se… read more
Brian
Brian
Plumber
596 satisfied customers
Can anyone help with this boiler problem. Ferroli Maxima
Can anyone help with this boiler problem. Ferroli Maxima 35c. No fault code showing and burner will not light. I don't hear the ignition operating and there is no ignition symbol on the display. The b… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
ferroli optimax HE plus 31c. Tried to switch to eco mode, then
ferroli optimax HE plus 31c. Tried to switch to eco mode, then the boiler just stopped working. Fault code F40 flashing. Is code is apparently to do with high pressure (3-5 bar), however pressure was … read more
canuck the pro
canuck the pro
15,189 satisfied customers
Glow worm flexicom 24cx. Keeps reading F9. I have replaced
Glow worm flexicom 24cx. Keeps reading F9. I have replaced the PCB, the pressure sensor. The pump, flow valve and port valve has been removed to check for blockage. These were clear as a bell. I flush… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
I have a ferroli Maxima 35C, which intermittently fails to
I have a ferroli Maxima 35C, which intermittently fails to light. This occurs on DHW & Central Heating and seeems to get worse after the boiler has been operating for a while or the ambient temperatur… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 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
Ferroli Maxima 35S incorrect system water pressure too high
Ferroli Maxima 35S "incorrect system water pressure - too high" error (F40): Follwing previous F37 errors, (incorrect system water pressure - too low), I have had to have the low water pressure sensor… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
Ferroli 35S Maxima, heats to full power on start up (from cold),
Ferroli 35S Maxima, heats to full power on start up (from cold), then won't heat properly after that. Hot water is always OK, rads won't get to temp after first cycle. The burner fires (intermidantly)… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
Ferroli Maxima 35S keeps showing F23. This is not listed
Ferroli Maxima 35S keeps showing F23. This is not listed in our manual - please can you advise what it means. We have twice restarted the boiler by re-booting and pressing re-set button.… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
2,708 satisfied customers
Keep getting error code f40. Have tried to bleed radiator
Keep getting error code f40. Have tried to bleed radiator to get pressure to drop, but pressure not changing-remains at 4.6 bar (thats what screen is saying). Any ideas? Please help ;-)… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
3,091 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
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