If the balls rub against each other they can't roll so having the race too
full could increase friction. Some bearings have nylon spacers to evenly
distribute the balls around the race to avoid this. Maybe they just assumed
that the balls wouldn't bunch up if they left extra room in the race.
David Robbins K1TTT
e-mail: mailto:k1ttt@arrl.net
web: http://www.k1ttt.net
AR-Cluster node: 145.69MHz or telnet://dxc.k1ttt.net
> -----Original Message-----
> From: towertalk-bounces@contesting.com [mailto:towertalk-
> bounces@contesting.com] On Behalf Of hermans
> Sent: Monday, October 24, 2005 21:29
> To: 'AA6DX - Mark'; 'TowerTalk'
> Subject: [TowerTalk] RE : Bearings in Rotators
>
> Mark,
>
> I observed the same in Yaesu rotors.
> Untill today nobody gave me a valuable answer ( so I leaved the origanal
> number of balls, but used a special grafit gearbox grease inside )
> Just curious what will come out this time.
> Have fun Mark.
>
> Jos on4kj
>
>
> -----Message d'origine-----
> De : towertalk-bounces@contesting.com
> [mailto:towertalk-bounces@contesting.com] De la part de AA6DX - Mark
> Envoyé : lundi 24 octobre 2005 16:19
> À : TowerTalk
> Objet : [TowerTalk] Bearings in Rotators
>
>
> Hello TTers ... just musing ... all the CDE / Hy-Gain rotators I have
> taken
> apart for the first time had room for a lot more ball bearings than came
>
> with "stock". Years back, I went to the Bearings store locally and
> stocked
> up, and every time I put a rotator back together, I filled the race,
> within
> the plastic holder.
> What is the consensus on this practice .. why would you NOT do that ..
> and,
> of course, why does NOT the manufacturer ... it seems like such a
> no-brainer, but there must be a reason, other than $$$ ???? 73,
> Mark
> AA6DX
>
> _______________________________________________
>
> See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless
> Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with
> any questions and ask for Sherman, W2FLA.
>
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>
> _______________________________________________
>
> See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless
> Weather Stations", and lot's more. Call Toll Free, 1-800-333-9041 with
> any questions and ask for Sherman, W2FLA.
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
_______________________________________________
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
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