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-   -   Blocking Transmission Cooler (http://www.peachparts.com/shopforum/diesel-discussion/359327-blocking-transmission-cooler.html)

Adriel 09-01-2014 02:49 PM

Blocking Transmission Cooler
 
I found that I have a lot of coolant in my transmission. I have no other means of transportation to class. Is it possible to block the transmission lines?

rreeuuvveenn 09-01-2014 06:11 PM

1 Attachment(s)
I found that I have a lot of coolant in my transmission. I have no other means of transportation to class. Is it possible to block the transmission lines?[/QUOTE]

first everything is possible,

Is it good?

you have to block the input/output on the radiator two,(coolant will come out)



Point No.1 how old is the radiator?

Is time to replace it,

$190, see pic.attached,

Adriel 09-01-2014 07:21 PM

Quote:

Originally Posted by rreeuuvveenn (Post 3380790)

first everything is possible,

Is it good?

you have to block the input/output on the radiator two,(coolant will come out)



Point No.1 how old is the radiator?

Is time to replace it,

$190, see pic.attached,

It is $200, for a total of $400, to get the radiator on Wednesday and I just don't have that kind of money.

The plan that I have come up with is convert the current lines to barb fittings and use a transmission cooler. This was a suggestion by a friend. It is then $35, $100 total, to have it here.

As for the radiator, use 1/2" or 5/8" hose connecting the two ends, or a bolt in the end of each hose.

All I got to do is make it the five miles to the station! ;) Disparate times, desperate measures! :P

leathermang 09-01-2014 08:25 PM

Where will it be located ?
The one on the side of the radiator has the advantage of having either forced air from forward movement... and / or a fan blowing on it..
You do not want to over heat the trans fluid...
are you going to provide a fan for that unit ?

Adriel 09-01-2014 08:54 PM

Quote:

Originally Posted by leathermang (Post 3380844)
Where will it be located ?
The one on the side of the radiator has the advantage of having either forced air from forward movement... and / or a fan blowing on it..
You do not want to over heat the trans fluid...
are you going to provide a fan for that unit ?

Greg, thank you so very much for all the help you have provided! :D

The stock transmission cooler was behind the condenser and is only 16" x 2" at most.

The transmission cooler I am getting is 12"x5" and will sit in front of the condenser below the fan. It is very common to put a cooler behind the bumper and works fine I am told.

uberwasser 09-01-2014 09:10 PM

It's good to be aware that while the engine and transmission are both heating up, the radiator also acts as a "heater" for the transmission fluid helping it reach operating temp (about 80*C) sooner. By installing a separate transmission cooler, others on this site have found (via monitoring transmission fluid temp gauges they installed) that the transmission would not warm up for a very long time, if at all. Some stated it took extended freeway driving for it to reach operating temp. This is not good, in the long run.

Therefore, this suggests that once you're ready to replace the radiator, that you should route the lines so that the fluid passes through the transmission cooler integrated in to the radiator as well as the new cooler. You can keep both - you'll simply have greater cooling capacity for those times you have heavy loads or are traversing hilly terrain.

Adriel 09-01-2014 09:19 PM

Quote:

Originally Posted by uberwasser (Post 3380870)
It's good to be aware that while the engine and transmission are both heating up, the radiator also acts as a "heater" for the transmission fluid helping it reach operating temp (about 80*C) sooner. By installing a separate transmission cooler, others on this site have found (via monitoring transmission fluid temp gauges they installed) that the transmission would not warm up for a very long time, if at all. Some stated it took extended freeway driving for it to reach operating temp. This is not good, in the long run.

Therefore, this suggests that once you're ready to replace the radiator, that you should route the lines so that the fluid passes through the transmission cooler integrated in to the radiator as well as the new cooler. You can keep both - you'll simply have greater cooling capacity for those times you have heavy loads or are traversing hilly terrain.

I have seen that in my research, so thank you so very much for confirming this! :D

For now, just trying to get back on the road. Hopefully Amazon will actually deliver as promised, but not holding my breath!

What damage is caused by having too cool of a transmission?

How would I integrate the stock cooler if I was to keep the external oil cooler?

Adriel 09-01-2014 09:59 PM

Would have posted sooner, but the princess needed me! :P

I found it!

http://www.summitracing.com/parts/rus-640830/overview/

http://www.summitracing.com/parts/der-98200/overview/

The flow should be from the supply to the external cooler, to radiator cooler, then out to the return, right?

It rarely gets below 80*F most of the time here, F.Y.I..

Adriel 10-21-2014 03:31 AM

Man time flies by when designing! :eek: It wasn't too long ago it was 8:00P.M.

Anyway, like y'all's opinion on this. My preference is not to have barb fittings, as leery of them popping off. Further, the external cooler be mainly due to me burning up the clutches, and don't want to do that again. Figure when it gets below 64*F then use cardboard to block the cooler?

So, is both sides of the transmission hose the same size?

Supply (driver's side) hard line, 16mmx1.5 to AN6 adapter, braided high pressure hose (braided to protect against the belts), AN6 to 3/8"NPT on the external cooler. Then the fluid goes through the cooler. AN6 to 3/8" adapter, AN6 hose, 16mmx1.5 to AN6 adapter on internal oil cooler. The fluid then goes through the internal oil cooler, so as picks up engine heat, allowing the transmission to have proper, quick, warm up.


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