[Boatanchors] Cleaning radio chassis

Jim Wilhite w5jo at brightok.net
Thu Apr 28 13:49:29 EDT 2005


This is a good point.  Isopropyl alcohol has impurities that will remain 
when the alcohol evaporates.  Denatured doesn't and also removes water. 
Besides that it is good to drink.

73  Jim
W5JO

----- Original Message ----- 
From: "Gary Schafer" <garyschafer at comcast.net>
To: "Gerry Steffens" <gsteffens at pitel.net>
Cc: <boatanchors at mailman.qth.net>
Sent: Thursday, April 28, 2005 12:00 PM
Subject: Re: [Boatanchors] Cleaning radio chassis


> What kind of alcohol did you use? Denatured?
>
> 73
> Gary K4FMX
>
> Gerry Steffens wrote:
>> Like others, I have used solvents like Simple Green and sprayed some 
>> water around to clean it off to remove the residuals.  I am intrigued by 
>> the dishwasher solution.  Maybe one to be tested on a junker.  In this 
>> method does one use regular, somewhat acidic dishwasher detergent, 
>> something else, or nothing?
>>
>> After the above Simple Green process I have invested in a couple of 
>> bottles of the 90% + purity alcohol at the large discount drug store and 
>> rinsed out the areas where water is of a concern.
>>
>> I came to this method out of desperation.  My daughter, located about a 
>> thousand miles away at school, dumped a large mug of coffee into her 
>> rather expensive notebook computer which held the only current copy of 
>> her thesis. The dumpage had mostly dried and the computer didn't work. 
>> My gut reaction was turned to most of the concerns seen expressed here. 
>> I had her dump three good sized bottles of alcohol into the computer in 
>> the same area as the coffee went in, in what probably amounted to 5 to 6 
>> ounces at a time, and swish it back and forth over the sink and dump it 
>> out.  After getting through the three bottles. I had her let it sit and 
>> dry for a day.
>>
>> The unit performed like new the next day.  I have since sponsored this 
>> same action three other times with computers, all successfully.  It has 
>> served me well with my radio collection also.
>>
>>
>
>
>
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