On Mon, 14 Aug 2006 11:56:51 -0400, "John Gaquin"
wrote:

.... It acts like a stuck sheave but remember in my original post I stated
that I checked the sheaves and they spin free.

They may spin free when unloaded, but not under load. How long have the
sheaves been out in the weather?

Around here you can tell which neighbor has ungreased sheaves by the
squealing noise when they operate their lift.