[TowerTalk] Tri-Ex LM-470 Tower Limit Switch Operation

[Roger (K8RI)]

Larry Essary wrote:
> I have just about finished my re-furbishing and installation of my LM-470 tower.
>
> I was working with the motor today.    The tower goes up and down and the lower limit switch works
> but the upper limit switch does not.  The tower keeps going up once it trips the upper switch.  
> If I remove the upper limit switch cable from the controller  the tower will not go up at all.
>   
That certainly sounds like the limit switch (or cable) to me.  As Mike 
suggested, I'd check that top limit switch as it sounds like it's 
stuck.  Removing that cable is the same as opening the switch.

73

Roger (K8RI)
> My assumption is that the upper limit switch is working properly and the problem is in the controller.
>
> Anyone have any ideas on this problem ?
>
> Also... are the motors on these towers VERY noisy ?   Mine makes a LOT of noise.
>
> tnx,
>
> Larry K5XG
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