[Kenwood] Addendum to Kenwood TS870s VFO Dial Fix

[Clif Holland]

Let's see, the encoder is abt $70 and takes 15 minutes to replace. Where do
you get $190 out of that???

Clif Holland, KA5IPF
We have moved, do you have the new address??
AVVid
Authorized Kenwood and Icom Amateur Service
www.avvid.com
1-800-214-5779


----- Original Message -----
From: "Dennis G. Peterson" <k0ckdennis@machlink.com>
To: <kenwood@mailman.qth.net>
Sent: Sunday, September 15, 2002 8:58 PM
Subject: [Kenwood] Addendum to Kenwood TS870s VFO Dial Fix


> Hello Kenwood 870 Users---------------
>
> This is an addendum to the fix I recently discovered concerning the
possible
> replacement of the Encoder in the 870s.
>
> Not wanting to give up a couple hundred bucks that easily, I found the
> E-Clip had either broken or fallen off of the main vfo shaft and was
> allowing the vfo dial to move up and down and in and out.
>
> When tuning a station or signal, the LCD display would be stationery and
> then would try to catch up -----At least this is how I perseived it and
how
> it appeared.
>
> Removing the rubber grip around the vfo exposes a small hole where a 1/16
> allen head screrw is used to tighten and secure the knob to the shaft.
>
> Pulling the shaft off after loosening the screw quickly shows a large gap
> between the main part of the shaft and the extender.  A small piece of
metal
> fell onto the desk after removing the dial knob and I had to literally use
a
> magnifiying glass to examine and see what it really was.  It was half of
an
> E-Clip which apparently is used to take up the gap between the two points
> mentioned above.
>
> I purchased several small E-Clips of various sizes to be sure I had one
that
> would work and fitted it onto the small space.  This helped reduce the
play
> and the movement but it wasn't what I was looking for as others claimed
> their knobs were very secure and had NO movement whatsoever.  I decide to
> try a small piece of Plastic card stock about .015 thickness and I made an
> additional shim ring to fit alongside the E-Clip.  This added piece
secured
> the knob and shaft to the point of NO movement and now the dial tracks in
> sequence with the LCD display.
>
> Needlesstosay, there was NO need to spend $190 dollars for an encoder when
> it wasn't required.
>
> Maye this is a fluke or just a coincidence; however, call it what you like
> it only cost .79 cents to fix as opposed to $190 plus shipping.
>
> If you are experiencing this problem, it can't hurt anything to try this
> fix.  I was asked if it would work on the 520, I can't answer that as I
> don't have or have never owned a 520; but if its vfo knob is like the 870;
I
> see no reason why it possibly shouldn't.
>
>
> Dennis-----------------K0CKD
>
> - - -
>
> Your moderator for this list is:
> Larry Wilson KE1HZ kenwood-owner@mailman.qth.net
>
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