Board Thread:Questions and Answers/@comment-6021250-20130119124231/@comment-85.230.53.36-20130119183415

Deployers only use items in their inventory. To fill the inventories, you need to use a filter or wooden pipe to extract stuff from the chest. Depending on what type of pipes you are using.

Builcraft pipes distributes more randomly while pneumatic fills the closest inventory, then continues to the next.