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Re: [TowerTalk] Re: Thrust Bearing Usage

To: <ve5ra@sasktel.net>, <towertalk@contesting.com>
Subject: Re: [TowerTalk] Re: Thrust Bearing Usage
From: "ChetMoore" <ChetMoore@cox.net>
Date: Mon, 25 Oct 2004 16:18:30 -0400
List-post: <mailto:towertalk@contesting.com>
I'm with Doug.  Rotor change out is so much easier this way.

73

Chet N6ZO
----- Original Message ----- 
From: "Doug Renwick" <ve5ra@sasktel.net>
To: <towertalk@contesting.com>
Sent: Monday, October 25, 2004 4:00 PM
Subject: Re: [TowerTalk] Re: Thrust Bearing Usage


> My experience differs...properly sized thrust bearing side screws ARE used
> to support the weight of the mast and antennas at my QTH.  I have not had
> any adverse reactions from using this method and it certainly simplifies
> the process when having to change out a rotor.  Care must be taken when
> using the words "never" and "always".
>
> Doug
>
> kb9cry@comcast.net wrote:
>
>    So both are sharing the loads.  Also, the thrust bearing side screws
are only
>    used to center the mast in the bearing; they are never used to hold the
weight
>    of the assembly.  To change out the rotator I'll either use a
come-a-long inside
>    of the tower and jack up the mast or use a scissors jack on the top
plate and
>    jack up against the antenna boom to mast plate.  Gd luck, Phil  KB9CRY
>
>
> -- 
> Doug Renwick VA5DX
> PO Box 50, Clavet, Saskatchewan, Canada S0K 0Y0
> VE5RA@sasktel.net
> First VE5 9BDXCC
> What profit it a ham if he gains all the awards yet forfeits his soul?
> I'll run the race and I will never be the same again.
>
> _______________________________________________
>
> 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.

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