Quote Originally Posted by aln688 View Post
You need to file between both holes to create a larger hole? I was going to say because as is the peg moved to the inner positions will only go in at an angle, the pushpin won't go into the board vertically straight. Do you have a picture of your CNB-S1L as filed? I'd just be interested to see the result. Thanks again.
Hi Aln688, how's it going ?. I had to file between the holes first to get my round file in and then at the inner most hole by about a 1mm at each end to reduce the hole spacing ......
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And fitted .......
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Add small washers to prevent the spring going in the hole making the clamping forces uneven.

CNB-S1L = 53 degrees : SLF-1 = 44 degrees (on mid fan speed setting CHA FAN2)