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Mend Ferroli Boiler Error Heating

what is wrong when F5 error shows? on ferroli boiler?

When the boiler is on there is an f5 error flashing up

delwina
March 2010
FerroliHeating, Home Heating SystemsBoiler Error Heating
Flue fan or air pressure switch faulty

Mr fix it
November 2012
air pressure problems try to push air to the air pressure switch located on the uper right corner and then try to run the boiler again

ronen
January 2012
take fuse out of the electric box,put fuse back in and seems to reset itself,no more f5 faults!

wayne
September 2011
hi delwina i have the same problem if you have ficed your boiler is it possible you could give me an answer please?

andrew c
January 2011
The water pressure measurement unit is broken. Replace it with a new one. it's located in the middle, left and screwed in the water tube. Furthermore it's connected with a 3-pins connector. Replacement part does not need to be genuine and costs about 80 Euro.

Milan
September 2010
problem with ventilator - check ventilator and/or cables

DR
March 2010

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Ferroli Boiler F5 Error - Causes & Fixes