This blog explains how to repair them, the replacements are very expensive.
http://midlandlocks.angelfire.com/b...9/upvc-mech-replacement-parts-locksmith-blog/
This is the problem 99% of the time, just make sure you remember how it all goes back together.
locksmith walsall | Locksmith Brierley Hill
http://midlandlocks.angelfire.com/b...9/upvc-mech-replacement-parts-locksmith-blog/
This is the problem 99% of the time, just make sure you remember how it all goes back together.
locksmith walsall | Locksmith Brierley Hill