Hi
I have a biesse rover b4.35 from 2004. I got this machin a boat 4 years ago and al this years I having this problem coming and going.
It stops when the dustcap is going down ore up. Then I got the error 1.2.10 and "halt! problem in external unit" (this error text translate from Norwegian).
I tried some things but don't help so now I need ask for help.
Jan