If you do, and I say if you do, make sure you neutralize everything the
acid touched by using a solution baking soda and water until the fizzing
stops, then flush with copiuos amount of water.
Chris opr VE7HCB
At 12:11 AM 2002-08-07 +0200, firstname.lastname@example.org wrote:
>just a few days ago someone on our local mailing list reported excellent
>results cleaning his traps with 10% sulphur acid.
>The acid does not corrode the aluminum any further,
>but cleans out all the dirt.
>probably the aluminum oxide layer gets a bit thicker but
>that is its natural anti-corrosion-jacket anyway.
>The traps were reported to function very well afterwards
>73 Con DF4SA
>At 15:06 06.08.02 -0400, you wrote:
> >Based on a consensus from this reflector, I decided to take down my
> >TH6DXX and remove and clean the traps. I am now on the first trap,
> >the left, inside trap on the driven element (one of the more likely
> >to be a culprit in my swr problem).
> >I have the trap in the house, clamped gently in a vise; I have
> >removed the final setscrew that holds the outer cover to the inner
> >aluminum tube and the plastic end caps are off.
> >I am unable to get the insides out. I can tap on two places, either
> >on the inner aluminum tube, from either end, or on the plastic ring
> >that fills between the inner tube and the outer cover. Only the inner
> >tube moves. I cannot move the plastic rings, or so it seems. Perhaps
> >I should tap the inner tube all the way through, and then pull on the
> >rest of the insides.
> >I hesitate to use substantial force, since, I believe, MFJ/Hy-Gain is
> >unlikely to have replacement parts for this tribander that is more
> >than fifteen years out of production.
> >I can see inside the weep holes, and it seems that very tiny
> >creatures have migrated inside, taking with them a substantial
> >portion of my real estate and stuffing this inside the trap. I will
> >have to get a new survey to see how much my property has shrunk. I
> >would really like to get inside each trap and either clean things out
> >or start charging rent.
> >Does anyone have experience with opening and cleaning these traps?
> >Jan Ditzian
> >Self Supporting Towers, Wireless Weather Stations, see web site:
> >Call 888-333-9041 to place your order, mention you saw this ad and take an
> >additional 5 percent off
> >any weather station price.
> >Towertalk mailing list
>Self Supporting Towers, Wireless Weather Stations, see web site:
>Call 888-333-9041 to place your order, mention you saw this ad and take an
>additional 5 percent off
>any weather station price.
>Towertalk mailing list