Basically yes, wind it down, it goes lower. I would recommend you clean them up and grease them up... You can get C spanners on ebay for £6 ish... 
When I say grease, I mean WD40 or GT85. Something like that!

When I say grease, I mean WD40 or GT85. Something like that!
![[Image: Sig3_zpscd005eb1.jpg]](http://i1099.photobucket.com/albums/g385/alee83/Sig3_zpscd005eb1.jpg)