The 'oil' leaking through the seal is probably vaseline, just the type of grease you want to have in them.
About the disassembly, have to get back to you tomorrow or the day after. I have a 210 in pieces, packed in boxes, stuffed away in a barn..so I can't check it right now..but this week certainly. Hope you're not in a hurry :)
Here's mine before boxing it