[TowerTalk] Yaesu GS-065 Thrust Bearing 25G installation help needed

R Atkins rusty_atkins at yahoo.com
Fri Jul 13 11:07:14 EDT 2007


The problem with my top shelf is the hole in the center is so big that part of the mounting bolt holes on the thrust bearing actually show through the large center hole on the shelf.

I'm going to be using some sheet metal, a few washers as shims, and drilling holes in the sheet metal to use it as an adapter. Not ideal, but sturdy enough until I work out a thicker plate or a different plan.

----- Original Message ----
From: Clint Talmadge <unclebudd at bellsouth.net>
To: R Atkins <rusty_atkins at yahoo.com>; towertalk at contesting.com
Sent: Friday, July 13, 2007 9:39:20 AM
Subject: Re: [TowerTalk] Yaesu GS-065 Thrust Bearing 25G installation help needed



 
 


Odd that this post should come now. I was on my way to the 
garage where I have my 25G top section laid out across the bed of my pickup to 
redrill the top for my Yaesu GS-065 thrust bearing. Here is my 
plan.

 

Use masking tape to layout the pattern.

 

Scribe the center line between opposing pre-drilled (TB-3) 
holes I can see though the Blue Painters tape where the holes are so 
getting it centered was easy.

 

>From the intersection of the two lines (center of the top 
plate mast hole) measure half of the 85 mm center to center distance as 
indicated in the Layout Drawing for each of the 4 holes

 

Mark and drill using the center line I scribed and the 
distance I measured.

 

I will let you know if I run into any other problems but 
that was the only way I figured I could maintain the center of the bearing on 
the center of the tower top.

 

Clint


  ----- Original Message ----- 

  From: 
  R 
  Atkins 

  To: towertalk at contesting.com 

  Sent: Friday, July 13, 2007 8:02 AM

  Subject: [TowerTalk] Yaesu GS-065 Thrust 
  Bearing 25G installation help needed

  

Has anybody sucessfully attached one of these to a Rohn 25G 
  flat top section? The mounting holes are on a small enough diameter that two 
  of them are partially in the hole through the top plate.

I guess some 
  quick fabrication is on order here, but hearing how others have done it is 
  helpful.

Please reply direct as well as to the 
  list.

Thanks!
Rusty
K0FE




 
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