Would someone please tell me the trick to getting wiper arms off w/o damaging anything? I don't see anything in the Manuals. Joe Dunlap Cen. Florida '64 Monza Conv. w/Pg. & Factory A/C '69 500 Coupe 140++, 4 spd street hooligan built by Stinger Motorsports(David Clemens) Maybe an Ultravan soon