[TowerTalk] Thrust Bearing adjustment

[W0MU Mike Fatchett]

Good point Ed!

Mike W0MU

On 4/10/2014 3:35 PM, Ed Muns wrote:
> The second, lower, thrust bearing is VERY handy when you need to remove the
> rotator without first removing all the antennas on the mast above the top
> thrust bearing.
>
> Ed W0YK
>
> Mike W0MU wrote:
> The top one.  There is very little chance that you can line the two
> bearings up perfectly.  I don't think you want to tighten the lower
> bearing.  I don't think you need the lower bearing.  The bearing plate
> should be sufficient.
>
> On 4/10/2014 2:46 PM, Mike Fahmie wrote:
>> I'm about to raise a 72' US Tower equipped with a pair of TB2US thrust
> bearings spaced about 3'.  I'll be using a TailTwister2 Rotator.  Is there a
> procedure for centering these components to preclude binding?
>> I doubt there is a way to make the two bearings share the vertical load,
> so which one should I choose.  I'm thinking that the top bearing should take
> the load and use the lower bearing to stabilize the mast laterally.
>
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