[Mgs] slow, hungry wiper motor

Pete Chast pchast at francomm.com
Fri Nov 27 09:41:28 MST 2009


First test electric flow as suggested then.. another possibility.

I've has this trouble in the past when the gear box for the wiper motor  
needed
cleaning and regreasing..... I've done it for a couple. just carefully pry  
it open
and wash the gears with mineral spirits, regrease....

Pete


On Fri, 27 Nov 2009 10:55:15 -0500, Richard Gosling  
<rbgosling at googlemail.com> wrote:

>
> I'd start by checking the current flow into the wiper, with just the  
> wiper
> on.  Try it with the wipers on the glass (even if it isn't raining), the
> extra drag may increase the current.  That should at least narrow down  
> the
> potential culprit.
>
> Richard & Sammy ('73 Black Tulip BGT)
>
> 2009/11/27 Aaron Whiteman <awhitema at panix.com>
>
>> Driving home last night, I saw a very faint glow in the ignition warning
>> light.  It was raining, it was dark, and I had the radio on.  I have a
>> decently sized alternator, so this is not a situation where I normally
>> think I
>> would be overloading it.
>>
>> After a few miles of travel, I determined the glow went away when I  
>> turned
>> off
>> the wipers, which have been a bit sluggish anyway.
>>
>> So my question is simple, where do I look first?
>>  * the wiper transmission
>>  * the green circuit feeding the motor
>>  * the motor itself
>
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