Hi ! I've had a Ferroli bioler modena 102 for just over a year but recently the water pressure drops to about 0.5 when cold and the does not fire up then when I fill the system to 1 bar the pressur increases to almost 4 bars when the bioler is running . Any ideas much appriated
loss of water pressure in ferroli combi bioler
- Thread starter oscar007
- Start date
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