Http://www.dewaltservicenet.com/documents/English/Instruction%20Manual/Porter-Cable/891038.pdf this is for type 1,,,if you need a different type then go to http://www.dewaltservicenet.com/ in the middle is a section titled "need a manual?" just enter in your model number and it should pull it up or if you don't know off hand then enter 557 and it will bring them all up for type 1 through 4
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Http://www.dewaltservicenet.com/documents/English/Instruction%20Manual/Porter-Cable/891038.pdf this is for type 1,,,if you need a different type then go to http://www.dewaltservicenet.com/ in the middle is a section titled "need a manual?" just enter in your model number and it should pull it up or if you don't know off hand then enter 557 and it will bring them all up for type 1 through 4