[Elecraft] [POSSIBLE SPAM] Re: Cleaning solder flux
Alan Bloom
n1al at sonic.net
Sun Jan 2 15:08:48 EST 2022
There are some components that can be damaged by water and/or cleaning
detergent. For example, you may need to re-lubricate the bearings of
variable capacitors and other components with moving parts.
If water gets inside a power transformer it can be hard to dry it out.
A method some use is to power up the transformer with low voltage,
perhaps from a variable-voltage (Variac) transformer. Make sure the
power transformer has a big enough load to cause some self-heating
(perhaps the filaments of the equipment that the transformer is
powering) and leave it for a few days to dry out before applying full
voltage. Place the equipment in a safe spot (concrete floor) and make
sure it is well-fused in case a short does occur.
Alan N1AL
On 1/2/2022 12:20 PM, Fred Jensen wrote:
> My S-Line acquired some tropical fungus that lived in the IF cans and
> would creep out onto the chassis in fuzzy little splotches. I found
> that a trip to the DIY car wash followed by a hair dryer worked
> wonders. Never seemed to bother the operation or calibration of the
> RX and TX either.
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