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Transmission problems

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Old Aug 22, 2009 | 08:55 PM
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Transmission problems

I traced my transmission problem to an excessive leak coming from the return line from the tranny cooler.

now, i can get my hands on an oxy/acetylene torch from a friend, so I was wondering...

can I get a piece of copper tubing, cut out the section of tubing with the hole, slide over the copper tubing, and then braze it all together?

or does someone have a nicer, faster, and easier way to fix this
 
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Old Aug 22, 2009 | 09:35 PM
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I'm not sure of the pressure going through those lines, but if it was me, I'd just cut out the leaking section, and replace it with some rubber hose and hold it in place with two hose clamps. It works on your fuel pump, power steering pump, and whatnot, so I'd think it'd do the job for this too.

Of course, I'd get some fancy silicone hose like what I have on my oil breather cap, but that's just me.
 
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Old Aug 22, 2009 | 09:50 PM
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Originally Posted by TheKirbyMan
I'm not sure of the pressure going through those lines, but if it was me, I'd just cut out the leaking section, and replace it with some rubber hose and hold it in place with two hose clamps. It works on your fuel pump, power steering pump, and whatnot, so I'd think it'd do the job for this too.

Of course, I'd get some fancy silicone hose like what I have on my oil breather cap, but that's just me.
the "fancy" one i have on my oil breather, is an old garden hose hahaha

and i'll look into the hose thing, i don't know about the pressure either, so yeah. lets see what others have to say

(sure wish STOSH was here to answer this)
 
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Old Aug 22, 2009 | 09:56 PM
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LOL whatever works...

I'll do a bit of research, if I find anything out I'll let you know. I read somewhere that the power steering system has over 1,000 psi on the high pressure side (I don't know for sure, I could be WAY off), so the low side probably still has a decent bit of pressure on it. I'd think if it was the right size, PS return-line hose would work fine.
 

Last edited by TheKirbyMan; Aug 22, 2009 at 09:59 PM. Reason: COULD, not WOULD....lol
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Old Aug 22, 2009 | 10:12 PM
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It is very common to use fuel hose to patch the lines. I would put two hose clamps on each end though.
I have driven many trucks this way with no issues.
It isn't the write way, but is a common cheap practice.
 
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Old Aug 22, 2009 | 10:20 PM
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cheap is my middle name right now haha
 
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Old Aug 22, 2009 | 11:17 PM
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lol

Well I found a nice spec sheet in PDF format for the C6. Doesn't list the fluid pressure, but I'll post it anyway:

http://www.fordpowerproducts.com/For...etrev10-04.pdf

I'm still looking for info....
 
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Old Aug 22, 2009 | 11:42 PM
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Originally Posted by TheKirbyMan
I'm not sure of the pressure going through those lines, but if it was me, I'd just cut out the leaking section, and replace it with some rubber hose and hold it in place with two hose clamps. It works on your fuel pump, power steering pump, and whatnot, so I'd think it'd do the job for this too.

Of course, I'd get some fancy silicone hose like what I have on my oil breather cap, but that's just me.
that is how i would do it.
Those lines do not have any more than the radiator does.
 
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Old Aug 22, 2009 | 11:53 PM
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I did find this on a forum:

Click

Though I can say this, around 2003 or 2004 my dad and I replaced a small section of metal fuel line between the carb and the fuel pump on my '81 with a section of rubber hose, and it wasn't til a few months ago that I noticed it leaking just a little bit. So I doubt durability will be a concern, unless you get a type of hose that isn't rated for the heat and stuff. That PDF I linked to says the max temp of this trans is 250F, continuous 220F.
 
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Old Aug 23, 2009 | 12:23 AM
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If you want a permanent easy repair, go to the parts store and get some universal steel fuel line the correct size, and also buy some brass couplers with the ferrules in them. Take the line loose on the one end, and install the new line, then cut it to go past the bad spot and use the brass couple to connect them together.

Fuel line will work also, the pressure is not great enough to overcome regular line and a hose clamp.
 
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Old Aug 23, 2009 | 01:06 AM
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thanks everyone!
I will get started on this tomorrow


oh, i also need to know
dex/merc or Type F

i have too many of each in my house, and all the bottles in the truck varied
 
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Old Aug 23, 2009 | 11:23 PM
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Originally Posted by Jmeyer1990
thanks everyone!
I will get started on this tomorrow


oh, i also need to know
dex/merc or Type F

i have too many of each in my house, and all the bottles in the truck varied
I do not know about that, my truck is a stick shift.
EDIT, I looked in the book and it said" C6- 1976 type F, 1977-1986, Dexron II.
 
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Old Aug 23, 2009 | 11:27 PM
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ok
so could the fact that I most likely may have put type F into my transmission... contributed to a leak?
 
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Old Aug 23, 2009 | 11:31 PM
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No, it is leaking from age and neglect.
But it will hurt the tranny over time driving with it in there.
It should be fine, I have done the same mess up.
Just change it to the right stuff.
 
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Old Aug 23, 2009 | 11:38 PM
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okey dokey.
still need to get to changing the crap I have in there now...


still looks like motor oil just so you know haha
 
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