Simple to assemble: pull it out of the box, insert the hose reel and connect the deal with; connect the high pressure hose and garden hose; plug the gfci to some two prong outlet with a floor. pull the trigger to get started on cleaning The average rate to pressure http://cruzgpsw503704.blogminds.com/dewalt-3750-psi-pressure-washer-no-further-a-mystery-4179631