Don, I'll give that a go when I get back to the K3 tomorrow. The shaft is not bent a'la a wobble when rotatedcnor did it undergo any bang or bump on this end. It's more like it's offset somehow just a tad but looking at it from below, I can see it is askew from true perpendicular.
73, Gary, KA1J > Try standing the K3 on its 'back end' and drop the knob onto the shaft, > then tighten without moving it further. That will usually produce the > correct amount of tension on any knob because the amount of tension > seems to be related to the knob weight. > > Of course, if the encoder shaft is slightly bent, that is yet another story. > > 73, > Don W3FPR > > Gary Smith wrote: > > Interesting issue with the VFO A. I can't adjust the tension to the > > way I like it. I installed it with the one nut to the inside and the > > two nuts to the outside, the lucite cover on and then put the one > > felt washer on before tightening it down. > > > > The VFO feels loose to me with a small amnt. of pressure applied > > during tightening of the allen screw. If I push it all the way down > > firmly to increase friction, it feels about right for part of a > > revolution but snags during the other part of the revolution. A > > closer inspection shows the encoder assembly shaft is not perfectly > > perpendicular to the face and it created minor scoring of the clear > > plastic trim panel where the outer edge of the knob rubbed against > > it. A review inspection showed the encoder is seated fully and > > tightened properly. > > > > I did have to unscrew (as suggested i the assembly. manual), the one > > screw on the 2D fastener to put on the front panel as it snagged on > > the board. Other than that, all went together as explained. > > > > To try & distance the edge of the dial from the plastic, I added the > > extra felt washer to give it some distance and this seems to work but > > now rotation is accompanied by a noticeable sound of felt on felt as > > I turn VFO A. It still does not feel really smooth with the double > > felt. > > > > VFO B on the other hand turns essentially silently with the perfect > > amount of tension. > > > > Anyone else have this issue and found a good solution? > > > > Gary > > KA1J > > > > > _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com
