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I have a Ferroli optimax he plus 31c boiler and have no hot
I have a Ferroli optimax he plus 31c boiler and have no hot water coming out the hot water taps or the shower. The boiler is fine water pressure fine both black filling knobs are tight. The middle blu… read more
Brian
Brian
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I have a ferolli optimax HE plus 31c boiler, which isn't
Hi, I have a ferolli optimax HE plus 31c boiler, which isn't working, it's flashing up orange with an F then the number 37… read more
Andrew Smith
Andrew Smith
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Mate I have a ferroli optimax he plus 31c which is losing
Hi mate I have a ferroli optimax he plus 31c which is losing pressure quite quickly from 2 bar to empty in a few hours can only find one small leak on the bottom of the boiler but has been like that f… read more
Brian
Brian
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Could someone please help I have a ferroli optimax he 31c
Could someone please help I have a ferroli optimax he 31c boiler that is producing no heating or hot water. The boiler sounds normal and fired up. No fault codes and has pressure. Any ideas? Thank you… read more
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Andrew Smith
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With a Ferroli Optimax HE Plus 31c boiler, I need to fill
Hi, with a Ferroli Optimax HE Plus 31c boiler, I need to fill the boiler. I have a stopcock on a water pipe that leads into the boiler. When I loosen the stopcock, the pressure goes up. Should I leave… read more
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Hi I have a ferroli optimax he plus, and there is no hot water
Hi I have a ferroli optimax he plus, and there is no hot water / heating at the moment. The boiler is flashing orange with 31 f flashing up and the gauge is about 1.1. I think I need to increase the w… read more
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Hi Ive over filled the pressure on my ferroli optimax he 38c
Hi I've over filled the pressure on my ferroli optimax he 38c boiler it's nearly on 3. I was just wondering how to drop the pressure back down to 1/1.5?… read more
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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
15,265 satisfied customers
My daughters boiler will not start up it is a Ferroli Optimax
My daughters boiler will not start up it is a Ferroli Optimax he plus 31c. She has pressed reset button and T5 is on boiler and it will not fire up… read more
canuck the pro
canuck the pro
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HI I have a Ferroli Optimax HE Plus 31C - flashing code 37
HI I have a Ferroli Optimax HE Plus 31C - flashing code 37 - I have turned the blue taps on and off several times but nothing changes on the pressure gauge. There are also two black screw taps. I have… read more
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F 35 fault(irregular mains frequency) on a Ferroli Optimax
F 35 fault(irregular mains frequency) on a Ferroli Optimax HE PLUS 31C. How can I sort this out please, thanks… read more
Rick Ridley
Rick Ridley
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2,707 satisfied customers
Hi ..I have a ferroli optimax he plus 31c....f37 is flashing
Hi ..I have a ferroli optimax he plus 31c....f37 is flashing which is low water pressure...I have turned the black knobs an made sure the blue ones r in line with the pipes but the pressure doesn't mo… read more
Andrew Smith
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M&E Project Manager
Vocational, Technical or Trade Scho
3,091 satisfied customers
hi i have a ferroli optimax he plus 31c the heating is working
hi i have a ferroli optimax he plus 31c the heating is working but no hot water boiler is not starting up… read more
Andrew Smith
Andrew Smith
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Vocational, Technical or Trade Scho
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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
15,265 satisfied customers
Hi I habe an optimax he plus 31c boiler and have just increased
Hi I habe an optimax he plus 31c boiler and have just increased the low pressure to the correct level. However its now flashing f 47, can anyone help me please?… read more
Andrew Smith
Andrew Smith
M&E Project Manager
Vocational, Technical or Trade Scho
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ferroli optimax he plus 31c. heating not coming on but no warning
ferroli optimax he plus 31c. heating not coming on but no warning codes. shows the heating symbol calling for heat but not warming radiators. put new batteries in room thermostat not sure if it automa… read more
Scottish plumbing and heating
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I have a Ferroli Optimax HE Plus 31 C boiler. The heating
I have a Ferroli Optimax HE Plus 31 C boiler. The heating has been switched off for months but before turning it back on today I bled all the radiators. I then tried to switch on the heating but both … read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
hi i am trying to find the pressure valve on my ferroli optimax
hi i am trying to find the pressure valve on my ferroli optimax he plus 31 c because the pressure is sub 1 and have no hot water… read more
Rick Ridley
Rick Ridley
Retired, well Semi,
30 years on the tools
2,707 satisfied customers
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