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Corrroded Copper Wiring - Hints and Tricks
Everyone who has ever worked on the wiring of an older boat has
encountered a connection coated with green grunge that needs to be cleaned up and/or re-terminated. I just found a link to an interesting tip that sounds just like what is needed: http://www.instructables.com/id/How-to-perfectly-clean-wires-in-minutes/ It uses household chemicals like salt, vinegar and baking soda; and is said to act in minutes. In the comments section someone also mentioned using ferrous sulphate solution, (the one used to etch Printed Circuit Boards). I think that was available at Radio Shack at one time but I'll try the salt and vinegar recipe first. |
Corrroded Copper Wiring - Hints and Tricks
On 4/7/2014 8:51 PM, Wayne.B wrote:
Everyone who has ever worked on the wiring of an older boat has encountered a connection coated with green grunge that needs to be cleaned up and/or re-terminated. I just found a link to an interesting tip that sounds just like what is needed: http://www.instructables.com/id/How-to-perfectly-clean-wires-in-minutes/ It uses household chemicals like salt, vinegar and baking soda; and is said to act in minutes. In the comments section someone also mentioned using ferrous sulphate solution, (the one used to etch Printed Circuit Boards). I think that was available at Radio Shack at one time but I'll try the salt and vinegar recipe first. You could also try a paste of barkeepers friend buy make sure you rinse it well. It has a mild acid in it. Wherever practical, you should replace the corroded wiring with tinned copper marine wire. |
Corrroded Copper Wiring - Hints and Tricks
On Tue, 8 Apr 2014 08:38:40 -0400, BAR wrote:
Isn't the problem and solution the same as with corroded battery connectors in cars? Baking soda and water and coat the terminal and the connector and let it fizz. Wait a few minutes and the pour on some water to wash away the gunk? === With battery connectors you just need to neutralize the acid build up. That's where the baking soda does does its job. With old wires you first need to remove the oxide layer before you can make a good connection. That requires a mild acid which then gets neutralized with baking soda to stop the reaction from progressing. Harold's point regarding replacing the entire wire with a new run of tinned copper is perfectly valid but frequently very difficult, especially on a larger boat. |
Corrroded Copper Wiring - Hints and Tricks
On 4/8/2014 9:52 AM, Wayne.B wrote:
On Tue, 8 Apr 2014 08:38:40 -0400, BAR wrote: Isn't the problem and solution the same as with corroded battery connectors in cars? Baking soda and water and coat the terminal and the connector and let it fizz. Wait a few minutes and the pour on some water to wash away the gunk? === With battery connectors you just need to neutralize the acid build up. That's where the baking soda does does its job. With old wires you first need to remove the oxide layer before you can make a good connection. That requires a mild acid which then gets neutralized with baking soda to stop the reaction from progressing. Harold's point regarding replacing the entire wire with a new run of tinned copper is perfectly valid but frequently very difficult, especially on a larger boat. We were having lunch at the Monkey bar yesterday and someone was talking about the iguana and monitor lizard invasion. Have you seen them in your neighborhood? |
Corrroded Copper Wiring - Hints and Tricks
On Tue, 08 Apr 2014 10:16:50 -0400, H*a*r*r*o*l*d
wrote: On 4/8/2014 9:52 AM, Wayne.B wrote: On Tue, 8 Apr 2014 08:38:40 -0400, BAR wrote: Isn't the problem and solution the same as with corroded battery connectors in cars? Baking soda and water and coat the terminal and the connector and let it fizz. Wait a few minutes and the pour on some water to wash away the gunk? === With battery connectors you just need to neutralize the acid build up. That's where the baking soda does does its job. With old wires you first need to remove the oxide layer before you can make a good connection. That requires a mild acid which then gets neutralized with baking soda to stop the reaction from progressing. Harold's point regarding replacing the entire wire with a new run of tinned copper is perfectly valid but frequently very difficult, especially on a larger boat. We were having lunch at the Monkey bar yesterday and someone was talking about the iguana and monitor lizard invasion. Have you seen them in your neighborhood? === You were here in CC? If so, stop by and say hello. Maybe we can round up Gregg also. The Monitors are mostly down in the SW end of town near the Spreader Canal as I understand it. We're in the SE just off the river between the two bridges. I've never heard of Iguanas here but we do seem to have a bumper crop of Geckos this year. |
Corrroded Copper Wiring - Hints and Tricks
On 4/8/2014 10:57 AM, Wayne.B wrote:
On Tue, 08 Apr 2014 10:16:50 -0400, H*a*r*r*o*l*d wrote: On 4/8/2014 9:52 AM, Wayne.B wrote: On Tue, 8 Apr 2014 08:38:40 -0400, BAR wrote: Isn't the problem and solution the same as with corroded battery connectors in cars? Baking soda and water and coat the terminal and the connector and let it fizz. Wait a few minutes and the pour on some water to wash away the gunk? === With battery connectors you just need to neutralize the acid build up. That's where the baking soda does does its job. With old wires you first need to remove the oxide layer before you can make a good connection. That requires a mild acid which then gets neutralized with baking soda to stop the reaction from progressing. Harold's point regarding replacing the entire wire with a new run of tinned copper is perfectly valid but frequently very difficult, especially on a larger boat. We were having lunch at the Monkey bar yesterday and someone was talking about the iguana and monitor lizard invasion. Have you seen them in your neighborhood? === You were here in CC? If so, stop by and say hello. Maybe we can round up Gregg also. The Monitors are mostly down in the SW end of town near the Spreader Canal as I understand it. We're in the SE just off the river between the two bridges. I've never heard of Iguanas here but we do seem to have a bumper crop of Geckos this year. I can't figure out your coded email address. You could relay it to me through Mr. Luddite if you want |
Corrroded Copper Wiring - Hints and Tricks
On Tue, 08 Apr 2014 11:25:28 -0400, H*a*r*r*o*l*d
wrote: I can't figure out your coded email address. You could relay it to me through Mr. Luddite if you want === It works, just give me a heads up on here if you send to it. |
Corrroded Copper Wiring - Hints and Tricks
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Corrroded Copper Wiring - Hints and Tricks
On Tuesday, April 8, 2014 1:58:06 PM UTC-4, Mr. Luddite wrote:
We also found a big rattle snake coiled up at our front door one day. I shot it with the pellet gun but all it did was **** him off. Went to Walmart the next day and bought a Winchester shotgun. (had to wait 3 days to pick it up though). A .38 loaded with snake shot does the trick nicely. Got both, never had to use either... yet. |
Corrroded Copper Wiring - Hints and Tricks
On 4/8/14, 5:40 PM, wrote:
On Tue, 08 Apr 2014 13:11:23 -0400, Wayne.B wrote: On Tue, 08 Apr 2014 12:59:52 -0400, wrote: We're in the SE just off the river between the two bridges. I've never heard of Iguanas here but we do seem to have a bumper crop of Geckos this year. Do you mean Anoles? (the regular lizard you see running around the yard) Geccos are the ones you see at night with the big toe pads, usually very pale white. === We seem to have two different species of lizards and I have not gone to the trouble of finding out their proper names. My bad. My late botanist/zoologist aunt would be very disappointed. We have smaller greenish gray ones, and then some that are brown, larger, and gnarlier. The bigger ones have a red sac under their neck which they can inflate. I have no issue with them being outdoors but once inside the screen cage they get terminated with extreme prejudice since we leave the sliders open much of the time. Virtually all you see during the day are going to be anoles, the bigger one is a Cuban import and they ate most of the smaller native species. I remember 40 years ago we had chameleons. They are pretty much all gone. The same is true of the tree frogs, The bigger tan ones came from Cuba and they will eat anything that fits in their mouth. They are really only threatened by snakes. A heron will take one but the frog is sleeping all day so the herons don't really see much of them. We have a pretty good sense of humor about the reptiles who find their way into the screen cage. although we do have the place fairly well cleaned out these days and it is a lot tighter than it has been over the years. Those guys at Gulf Coast Aluminum did a great job for me. There may still be a lizard or two out there but I haven't seen one lately. That may just mean we have a snake. ;-) If so I will grab him and toss him out when I see him. They are pretty good about staying out of sight tho. I have a high school buddy who is in south Florida (on the ocean side) for a few months recovered from cancer treatment (which is going well). Anyway, he is a very accomplished herper and photographer, and has graced his friends on Facebook with literally hundreds of terrific photos he's taken where he is these days of critters I never even knew existed...all manner of lizards, snakes, frogs, insects, turtles, et cetera. He's even rescued venomous critters from the roads and transported them to safer places. Lots of "life" in South Florida. We came across a fairly large copperhead on the edge of the garden last year here. Maybe about 30" long. We left him alone and he wandered off on his own. |
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