[GreenKeys] Fw: Fw: model 15 motor curiosity

Eric epvgk at limpoc.com
Sun Aug 28 09:37:02 EDT 2016


Same here, I removed those on mine after the cap had a slow meltdown while powered offs. Probably safest to remove or replace to avoid potential fire hazard, too.

On August 28, 2016 9:15:48 AM EDT, JC White <jcw1231 at pacbell.net> wrote:
>Yes that cap being shorted could allow sufficient current to flow to
>cause the motor to hum.  The cap and resistor are for spark suppression
>when the switch is opened with current flowing and is probably not
>necessary so the pair can be removed...  they do not exist in any of my
>four 15s...
>
>
>     
>----- Forwarded Message -----
> From: simon <simski at dds.nl>
> To: JC White <jcw1231 at pacbell.net> 
> Sent: Sunday, August 28, 2016 12:47 AM
> Subject: Re: [GreenKeys] Fw: model 15 motor curiosity
>   
>well, that is the strange part. according to the schematic in 
>2217wd.pdf, there is a 5ohm resistor and a 1uf capacitor in series, 
>across the switch contacts via one of the 300ohm resistors. I have no 
>idea of their function, but my suspect is that the 1 uf is shorted. i 
>will take it out of the wiring and see what happens...
>
>
>   
>
>------------------------------------------------------------------------
>
>______________________________________________________________
>GreenKeys mailing list
>Home: http://mailman.qth.net/mailman/listinfo/greenkeys
>Help: http://mailman.qth.net/mmfaq.htm
>Post: mailto:GreenKeys at mailman.qth.net
>
>2002-to-present greenkeys archive:
>http://mailman.qth.net/pipermail/greenkeys/
>1998-to-2001 greenkeys archive:
>http://mailman.qth.net/archive/greenkeys/greenkeys.html
>Randy Guttery's 2001-to-2009 GreenKeys Search Tool:
>http://comcents.com/tty/greenkeyssearch.html
>
>This list hosted by: http://www.qsl.net
>Please help support this email list: http://www.qsl.net/donate.html
>Message delivered to epvgk at limpoc.com


More information about the GreenKeys mailing list