HELP bench testing Delco wiper motor

Ok gang, I wantd to use this fro halloween props, however, I am not sure what is the high, low, common, park, and ground settings on this motor and I don't want to fry the motor or power supply in the testing process. See pictures below. Starting from left to right, 123456, what do each do????? Thanks in advance for the help!

http://i916.photobucket.com/albums/ad2/steamer482/bedroom014.jpg

http://i916.photobucket.com/albums/ad2/steamer482/bedroom015.jpg


http://i916.photobucket.com/albums/ad2/steamer482/bedroom016.jpg