[ARC5] [Milsurplus] Anti-Backlash Gears

J. Forster jfor at quikus.com
Wed Jan 25 10:36:11 EST 2012


In my experience, anti-backlash gears should not be lubed at all. The
tooth area is OK with a little light grease, but the area between the
gears should be chean and dry.

What does the manual say?

-John

=============


> I've been buried alive in work and family for weeks
> but did manage to get some things done over the
> last weekend.  I'm working on compiling some
> advice for old and new owners of SCR-288.
> Need some advice myself before I get started
> on this big writing task.
>
> Like many rigs, the -288 uses several split
> "anti-backlash" gears to stablize tuning.
> The BC-348's gears are infamous for getting
> gummed-up and causing backlash problems.
> I use a "jeweler's screwdriver" blade to carefully
> flex the split gear by inserting the blade in one
> of the gear teeth, turning the screwdriver to put
> the two gears under tension, then pulling the blade
> out.  The gears should instantly "snap-back" into
> place.  If they don't or are sluggish, there's a problem.
>
> There are all kinds of ways to make this worse,
> like using the wrong spray to drive the gunk even
> deeper between the gears or add
> even more goo to the mix.
> How do you address this problem in your sets?
>
> 73 Dave AB5S
>
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