----- Original Message -----
From: "Scott McClements" <kc2pih@gmail.com>
To: <towertalk@contesting.com>
Sent: Saturday, September 13, 2008 12:00 PM
Subject: [TowerTalk] US Tower Dayton AC Motor issue
> Hi,
>
> I am in the middle of getting a used US Tower ready to put
> up. It has
> the MDLP1000 unit with the Dayton 1HP motor. Without the
> belt on the
> output shaft of the motor (free), I am unable to get it
> motor going
> full speed. It will just hum, spin slowly (like 1RPM) and
> blow the
> break within 3 seconds. I am able to spin the motor up to
> speed by
> hand and then hit the switch and it will spin up to full
> speed. The
> output shaft on motor spins freely and easily.
---------------------------------
It sounds like there is a problem with the starting
capacitor, centrifugal switch, or starting winding. I
recommend removing the motor and taking it to an electric
motor repair shop for diagnosis/repair.
Dave Hachadorian, K6LL
Big Bear Lake, CA
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