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crwdns2933797:0Andrew Bookholtcrwdnd2933797:0crwdne2933797:0

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-[* black] Insert wisdom here.
+[* black] Remove the single nut from the fan end of the shaft.
+[* black] Coincidentally, a 3/8" Allen wrench fits perfectly into the splines at the other end of the shaft, making the nut removal a snap.
+[* black] After removing the nut, the fan simply lifts off the shaft.