[TowerTalk] US Tower Dayton AC Motor issue

[Dave Hachadorian]

----- Original Message ----- 
From: "Scott McClements" <kc2pih at gmail.com>
To: <towertalk at 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