longboarder - sounds like what you've got wrong is what Hambone mentions, the channel that the rollers go into needs to be on the rollers before the glass is put in the door, then the glass sash is attached to that channel inside the door

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics