> One other poster in this thread mentioned using Vaseline in place > of (or as well as) silicone grease. My only concern with this is I've > seen Vaseline degrade some insulation on wires Good point. Vaseline is a hydrocarbon product which some wires, rubbers and components might'nt like, whereas silicone grease is chemically inert. I did mention in my OP that Vaseline could be used "in a pinch" -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics