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Scavenger oil change system

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  #21  
Old 06-22-2014, 06:32 PM
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Originally Posted by heybaylor
well , one of us is wrong...the oil feed is from the tank to the pump, pump
puts it through the engine. then the scavenger side of the pump pushes it through the filter , and then is returned through the tank..
also , my oil pressure guage comes up during this time

seems backwards to filter the oil as it is returning to the tank , however that's how it works.."google on HD oil schematics"

disclaimer : my latest HD is a 03 twinkie, but my 01 SS works the same way .
maybe it has changed ???
Depends on which motor we're discussing.

For the twin cams, it's as I described.

https://www.hdforums.com/forum/gener...-oil-flow.html

Originally Posted by FLHTCU2007Ken
On the TC, oil flow is from tank>pump>PSI sender>oil filter>engine>sump>return

http://www.youtube.com/watch?v=Lnq4pJ0ufEw
 
  #22  
Old 06-22-2014, 08:15 PM
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Originally Posted by SDozier
My concern is the pulling of the return line from the oil tank. Does it come loose very easy? If you do this a few times, does it affect its ability of the return line to stay inserted into the oil tank?
There is a plastic clip that clips the oil line into the tank. I've never had the issue of it pulling out after an oil change. Also, you can buy the replacement clips if it becomes an issue.
 
  #23  
Old 06-22-2014, 08:27 PM
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This is my oil puck that I put together for around $12

I agree that it's not essential to purge the used oil out of the engine at each oil change, but for me it's cheap to do and cannot do any harm.

If it was essential then MoCo would be doing this, particularly on machines that are still under warranty and they are servicing.



 
Attached Thumbnails Scavenger oil change system-2014-06-22-20.39.55.jpg   Scavenger oil change system-2014-06-22-20.40.03.jpg  
  #24  
Old 06-22-2014, 08:35 PM
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Originally Posted by SDozier
My concern is the pulling of the return line from the oil tank. Does it come loose very easy? If you do this a few times, does it affect its ability of the return line to stay inserted into the oil tank?
I use this tool for that.




http://www.sears.com/lisle-ac-fuel-l...p-00946337000P
 

Last edited by 1004ron; 06-22-2014 at 09:07 PM.
  #25  
Old 06-22-2014, 08:38 PM
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Originally Posted by 1004ron
This is my oil puck that I put together for around $12

I agree that it's not essential to purge the used oil out of the engine at each oil change, but for me it's cheap to do and cannot do any harm.

If it was essential then MoCo would be doing this, particularly on machines that are still under warranty and they are servicing.



What did you make that puck from?
 
  #26  
Old 06-22-2014, 08:45 PM
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Originally Posted by hvacgaspiping
What did you make that puck from?
From one of these bought from Summit.

Perma-Cool Dual Port Spin-On Oil Filter Adapters 111
 
  #27  
Old 06-22-2014, 08:59 PM
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Originally Posted by 1004ron
From one of these bought from Summit.

Perma-Cool Dual Port Spin-On Oil Filter Adapters 111
Thanks! I knew there was a way to get around paying $70 for the same thing. So, what do you use for removing the clip on the tank return line?
 
  #28  
Old 06-22-2014, 08:59 PM
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Originally Posted by heybaylor
well , one of us is wrong...the oil feed is from the tank to the pump, pump
puts it through the engine. then the scavenger side of the pump pushes it through the filter , and then is returned through the tank..
also , my oil pressure guage comes up during this time

seems backwards to filter the oil as it is returning to the tank , however that's how it works.."google on HD oil schematics"

disclaimer : my latest HD is a 03 twinkie, but my 01 SS works the same way .
maybe it has changed ???

.



Well it is Me that is wrong ..my schematic reading sucks
ride safe ,ride often
 
  #29  
Old 06-22-2014, 09:09 PM
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Originally Posted by hvacgaspiping
Thanks! I knew there was a way to get around paying $70 for the same thing. So, what do you use for removing the clip on the tank return line?
http://www.sears.com/lisle-ac-fuel-l...7&AID=11042411

I haven't found where you can buy those separate, but that tool releases the plastic latching device that holds the oil return line in the tank.
 
  #30  
Old 06-23-2014, 07:52 AM
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To each is own I guess...
 


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