Corroded fuse box - HC

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Corroded fuse box - HC

Postby 1972nail » Mon Aug 26, 2013 10:41 am

I've just refurbished the fuse box for my Firenza. The terminals were seriously corroded after being in storage for many years and unlikely to make a reliable connection when installed.

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So I dipped it in a strong solution of citric acid and here is the result.

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Nice and shiney and clean. There is no need to dismantle it either as the acid floods the whole box and cleans it thoroughly. This process only took about 5 minutes so is a great service item for a Saturday morning.

I'll also dip the ends of the wiring looms when I get those looked out. There is no need to dismantle them either so it's an easy job too.
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"When you have a Firenza like mine, who needs any Minis?" copyright David Maxwell 1979.
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Re: Corroded fuse box - HC

Postby 1972nail » Mon Aug 26, 2013 4:39 pm

The acid is the same one that is in lemon juice and Coke so no real danger to any plastics and a quick rinse is all that is needed. This acid is not very harmful even in a strong solution. A tablespoon of crystals to a pint of warm water is enough.

You could use cheap cola to do the same job and leave it a couple of days!!

Yes, of course, dry it thoroughly and WD 40 it. The terminals are brass so won't rust, just go green a little.

You can get citric acid crystals from a home brew shop or a good supermarket selling baking materials.
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"When you have a Firenza like mine, who needs any Minis?" copyright David Maxwell 1979.
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Re: Corroded fuse box - HC

Postby Dave1300GLS » Tue Apr 01, 2014 10:18 am

Just as a add precaution after fixing my HC I thought I to would acid dip my fusebox. Although not exactly dirty it has made an improvement and should fend off any bad connections in that area at least. Many thanx Dave
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1971 Vauxhall Viva HC SL was 1159cc now 1256cc
2003 Mercedes E320 AMG
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Re: Corroded fuse box - HC

Postby 1972nail » Tue Apr 01, 2014 5:40 pm

Dip the loom connectors as well, just to be sure. :goodideasign:

Don't forget to spray with WD 40 to give long term protection.
Editor of the VVOC Magazine ReVival

"When you have a Firenza like mine, who needs any Minis?" copyright David Maxwell 1979.
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