Take the drive gear off and use a Hole Hawg.
Ken K6MR
________________________________
From: TowerTalk <towertalk-bounces@contesting.com> on behalf of Robert Harmon
<k6uj@pacbell.net>
Sent: Wednesday, March 20, 2019 5:34:06 PM
To: towertalk@contesting.com
Subject: Re: [TowerTalk] Manually crank down a motorized tower
Joe,
Yeah I figured it would take a lot of cranking. Hope I don’t have to worry
about it !
73,
Bob
K6UJ
> On Mar 20, 2019, at 4:54 PM, Joe K2UF <joe@k2uf.com> wrote:
>
> Bob,
>
> I have a 72 foot tri-ex tower . Have never user the motor control for it.
> I have cranked it up and down manually many times. You are correct it takes
> a lot of cranking. Once I counted the turns. It took about 1000 revs to
> lower each section ( also 1000/sect. back up UGHHH).
>
> Good luck,
>
> 73 Joe K2UF
>
>
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of
> Robert Harmon
> Sent: Wednesday, March 20, 2019 7:40 PM
> To: towertalk@contesting.com
> Subject: [TowerTalk] Manually crank down a motorized tower
>
>
> I have a US Tower HDX589MDPL with the motorized drum. I was wondering what
> I would do in the event that something failed in the control box and I
> needed to crank it down.
> The gearbox has a worm gear and I believe I could temporarily take off the
> chain and turn the gear box sprocket by hand. I would have to turn it until
> the cows come home but I think I could crank it down. Am I correct about
> this ? Have any of you had to crank down your motorized tower by hand ?
>
> Bob
> K6UJ
>
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