[TowerTalk] refurbish a Thrust bearing ?

[K7LXC@aol.com]

In a message dated 98-09-12 10:37:12 EDT, n7ex@athenet.net writes:

> Explain how you would calculate the side loads on the rotator in both cases
>  below. 
>  
>  First case: The weight of the mast supported by the thrust bearing,
>  
>  Second case: Weight of the mast supported entirely by the rotator, Assume
>  the mast  has minimal (few thousandths) of play where it  goes through the
>  top of the tower.
>  
      The mast is the lever arm and the pivot point is where it contacts the
top of the tower. The mast and antenna load is trying to pry the bottom of the
mast that's attaced to the rotator in the opposite direction with LOTS of side
force. 

Cheers,  Steve   K7LXC
http://www.championradio.com
Champion Radio Products

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