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			What I have done is set the top in the half-open position and dribble a few drops of light wt. oil (I used 3-in-1) whereever it looked like the mechanism swiveled, rotated, hinged, etc. 
Wrap the joint in a paper towel first, to avoid dripping oil on the top fabric.
		 
		
		
		
		
		
		
		
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