SWISCO - The Replacement Hardware Authority

Where to lubricate 40-189?

A contractor from Hawaii says:
excellent product. It's very strong fo it's size. Mine is also squeeking. Where would you spray the silicone spray?
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Dave from SWISCO responded:
I would spray some lubricant in the middle part of the closer where it turns. Spray some on the top and bottom of the middle active part of the closer.
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