Lubricants
Quick Learner from Stuart, Fl
May 18, 2020 7:29 pm
39-061 Keller window crank - recommended lubricants
2 Replies
Bob from SWISCO
May 21, 2020 10:44 am
Before installing the operator, lubricate the linkage in the window with a silicone spray. We find that can often help.
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