Topica Loopframe_Guzzi Archive


Subject: Re: Progress

Author: Robert Hawkes

Date: Nov 15, 2003, 4:38 AM

Post ID: 1715225262



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Pete,
1. How does one know which size terminal to use with which size wire, are they marked?

2. Crimping tool?? the thin plier like thingy with the various sized holes?? Will any of these things do??

3. Soldering, regular acid flux solder?? Do you flux all wire ends first?

4. Is wire wire as long as you use the correct guage or are there brand preferences?

Sorry for all the piker questions but you sound like an electrician. Bob Hawkes 69 Ambo
----- Original Message -----
From: Pete
To: Loopfram-@topica.com
Sent: Saturday, November 15, 2003 6:46 AM
Subject: Re: Progress


Paul
Just to reassure you, I think your connections will be bullet proof if you crimped and soldered them. I used to work for AMP and I saw reams of data on crimped termination reliability. The key thing is to have a good crimping tool and correctly size the terminal to the wire gauge. Soldering of course is getting metal to metal continuity but it does not have the mechanical strength of the crimped terminal. Having both is truly a belt and suspenders approach.
A little story about this; despite the US military approving crimped terminals since 1941 and the automotive industry adopting it in the 50s, good old Mercedes Benz specified both crimping and soldering for all their cars until the 1980s. Guess even they gave in to cost cutting eventually!
Hey, one last comment, double check your battery cable terminations too. Mine had some green corrosion on one end. Stripping back the insulation showed it had corroded about 2 inches deep into the cable. That will cause high starting resistance.
Good Luck on the Project
Pete in PA
71 Ambo

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<BODY style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #ffffff"
bgColor=#ffffff>
<DIV>Pete,</DIV>
<DIV>1. How does one know which size terminal to use with which size wire, are
they marked?</DIV>
<DIV> </DIV>
<DIV>2. Crimping tool?? the thin plier like thingy with the various sized
holes?? Will any of these things do??</DIV>
<DIV> </DIV>
<DIV>3. Soldering, regular acid flux solder?? Do you flux all wire ends
first?</DIV>
<DIV> </DIV>
<DIV>4. Is wire wire as long as you use the correct guage or are there
brand preferences? </DIV>
<DIV> </DIV>
<DIV>Sorry for all the piker questions but you sound like an electrician.
Bob Hawkes 69 Ambo</DIV>
<BLOCKQUOTE dir=ltr
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
<DIV style="FONT: 10pt arial">----- Original Message ----- </DIV>
<DIV
style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B>
<A title=pl-@aol.com href="mailto:plsch-@aol.com">Pete</A> </DIV>
<DIV style="FONT: 10pt arial"><B>To:</B> <A title=Loopf-@topica.com
href="mailto:Loopfram-@topica.com">Loopfram-@topica.com</A> </DIV>
<DIV style="FONT: 10pt arial"><B>Sent:</B> Saturday, November 15, 2003 6:46
AM</DIV>
<DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Progress</DIV>
<DIV><BR></DIV>
<DIV>Paul</DIV>
<DIV>Just to reassure you, I think your connections will be bullet proof if
you crimped and soldered them. I used to work for AMP and I saw reams of data
on crimped termination reliability. The key thing is to have a good
crimping tool and correctly size the terminal to the wire gauge.
Soldering of course is getting metal to metal continuity but it does not have
the mechanical strength of the crimped terminal. Having both
is truly a belt and suspenders approach.</DIV>
<DIV>A little story about this; despite the US military approving
crimped terminals since 1941 and the automotive industry adopting it in the
50s, good old Mercedes Benz specified both crimping and soldering for
all their cars until the 1980s. Guess even they gave in to cost cutting
eventually!</DIV>
<DIV>Hey, one last comment, double check your battery cable
terminations too. Mine had some green corrosion on one end.
Stripping back the insulation showed it had corroded about 2 inches
deep into the cable. That will cause high starting resistance.</DIV>
<DIV>Good Luck on the Project</DIV>
<DIV>Pete in PA</DIV>
<DIV>71 Ambo</DIV>
<DIV> </DIV></BLOCKQUOTE></BODY></HTML>

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