How can I get my Lervia KH4000 working properly?
where can i buy new bobbin?
were is the tune up screw on lervia kh 4000?
my timing needs fixing on my lervia,?
How do I unjam my Lervia KH4000 Sewing Machine?
how can i fix my Lervia KH400 sowing machine?
I need spare screws for the bobbin to alter tension please for lervia kh400?
how to thread lervia sewing machine?
do i have to remove base to put bobbin in?