German cuckoo clock?

We have a German cuckoo clock. My brother got it in Bavaria. It has no name on it. When it is wound up by pulling the weight up, it does not work or keep time. What can I do to fix it. I am fairly handy fixing things but do not know where to start. Thanks
GB Singh, February 2006


done
Go to this website:
http://www.howtorepairclocks.com/
there're good answers there!

Chaplain Darin, February 2007
link Click here to see other fixes for Brother.