It is also too agressive for the older Drake copper coated steel chassis
Disolves the lacquer and screen printing.
Paul K0UYA
----- Original Message -----
From: "mikea" <mikea@mikea.ath.cx>
To: <amps@contesting.com>
Sent: Friday, July 31, 2009 6:42 PM
Subject: Re: [Amps] Cleaning Cigarette tar....?
> On Fri, Jul 31, 2009 at 04:05:16PM -0700, Jim Barber wrote:
>> Garden-variety "Formula 409" spray cleaner works for me. I've had good
>> luck soaking cases, chassis etc. with it for 15 minutes or so, then
>> either rinsing with clear water or wiping down with a fresh misting of
>> 409 and cotton towels.
>>
>> Common-sense rules apply of course, but I've never had a reaction or
>> staining problem with it.
>
> The only caveat I'd put on the above is that I have seen 409 eat epoxy
> paint very slightly (on military comms gear, back in 1970). I don't know
> if the formulation has changed, and haven't had contact with the gear
> since I was debriefed. I suspect it's not a concern in this particular
> situation, but wanted to make you aware, Just In Case.
>
> --
> Mike Andrews, W5EGO
> mikea@mikea.ath.cx
> Tired old sysadmin
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> Amps@contesting.com
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