The driving gear is close to the roller but the problem is with the
position gear. It is now wider than before and is positioned in the middle
of the rollers. Some spring mechanism would have helped but is not clear
how to do it well.
Ignacy NO9E
On Tue, Mar 8, 2022 at 10:56 PM <john@kk9a.com> wrote:
> There are so many versions of TIC Ring Rotators that it's difficult to make
> suggestions. In fact it may be tough to find two identical ones. They are
> not a precise mechanism but not much on a tower is. On all of my TIC Ring
> styles, any out-of-round has little effect on gear engagement since my
> motor
> gear is close to the roller. If the gear engagement is set tight is stays
> that way throughout the rotation. I have one roller on each assembly not
> near the motor that has a spring and moves in and out with any ring
> out-of-roundness. I shimmed the tops of the rollers to compensate for the
> ring being not flat to avoid binding and fortunately the drive gear is wide
> enough to stay engaged. Depending on how the gear ring is made, you
> probably
> could adjust its flatness with shims or a disc grinder.
>
> GL
> John KK9A
>
>
> Ignacy Misztal no9e wrote:
>
> I ordered a TIC Ring. Initially it came uneven and Carl sent a replacement.
> This one is even but slightly oval and not exactly level. So when the ring
> rotates, it is very tight fit at some angles and very loose at other
> angles. Also the rotator control gear engages at the top for some angles
> and at the bottom at other angles. I can make the ring rotate 360 degrees
> by tightening the side supports but then there is some grinding.
>
> When I set it up for practice at a low level, the fit was better then
> reassembled on top.
>
> Perhaps I can ask Carl to send another replacement but I am wondering if
> anyone knows tricks to make the current ring working well enough.
>
> If two sides of the ring are at a slight angle, perhaps it is enough to
> reposition the top screws of the ring.
>
> If the ring is slightly oval (1/6 of an inch), can it be forced to be more
> round with a hammer or a large clamp?
>
> Just fishing for ideas.... I cannot afford to spent weeks on the rotor.
>
> Ignacy NO9E
>
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