[Boatanchors] Desoldering Components

[Al Klase]

David,

Don't excavate the joints unless you absolutely have to.  Try this 
technique: 
http://www.skywaves.ar88.net/commrx/Maintenance/Comprepl/component_replacement.htm

If you need to cut a lead to make a test, cut it in the middle. Then 
sleeve it back together with a pigtail.

You'll be much happier this way,
Al

On 5/9/2013 2:37 PM, David C. Hallam wrote:
> I'm sure this has been discussed over and over, but I am at the point 
> where I am ready to start pulling out what little hair I have left on 
> my head.  I have a Hallicrafters SX-100 MK II that needs a number of 
> components replaced.  I have tested most of the resistors finding at 
> least 1/3 of them are out of spec, >10% and there are a multitude of 
> tiny chief capacitors.  I have now removed 5 of these and one tested bad.
>
> I have tried various method of removing the solder from tie points and 
> tube sockets; a Weller DS-500 desoldering station, a 40W soldering 
> iron with a 2.4mm chisel point and a solder sucker or desoldering 
> braid with and without liquid rosin flux, an assortment of dental 
> picks and Xacto knives to pull and separate leads.  I am at the point 
> where I am afraid of toasting the phenolic in the tie strips before I 
> have removed the solder sufficiently to get the components loose.
>
> How have others accomplished this?
>
> David
> KW4DH
>

-- 
Al Klase - N3FRQ
Jersey City, NJ
http://www.skywaves.ar88.net/