Re: (ET) Motor weak and pulsing (Alltrax)

["Harold Zimmerman - Clean Power Supply" <cleanpower att net>]

 Motor removal and disassembly is the way to tell for sure. You may find 
that the commutator will have black, burned spots on it. Testing the 
armature on a growler will pass or fail it if it is not obvious.

On September 10, 2016 at 6:59pm -0400, you wrote:

>Is there a way to test for this?  IIRC the armature has very low
>resistance to begin with.
>
>thanks,
>
>Steve
>
>On Sat, 10 Sep 2016, Harold Zimmerman - Clean Power Supply wrote:
>
>> Sounds like the symptoms of a shorted armature.
>>
>> On September 10, 2016 at 3:15pm -0400, you wrote:
>>
>>> I have an E-15 with an Alltrax controller and BB-600 batteries.  All 
>>> of a
>>> sudden the motor has become very weak and its output pulsates like the
>>> sound of a wheel with a flat spot.  It does this even in neutral, and 
>>> when
>>> it's in gear it draws a lot of current (the current varies in the same
>>> rhythm).  Also the motor is quite hot.  Any ideas?
>>>
>>> thanks,
>>>
>>> Steve Gaarder

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