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Understanding SCA

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Old Nov 26, 2012 | 07:55 PM
  #1  
nomad221's Avatar
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Understanding SCA

Hey guys, I need some help.

After my rad developed some pin hole leaks I decided to check the SCA level. I haven't checked it since I flushed and replaced with Fleetguard coolant about 20K ago.

Tested it tonight and found the coolant is at .6 SCA units per gal.. Not good.

I have one pint of Fleetguard DCA4 at my disposal and it says it will add 5 units per pint.

My question is, will it add 5 units to the whole system or ?

Thanks in advance.
 
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Old Nov 26, 2012 | 10:30 PM
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If I recall correctly, two pints makes the whole system good. But, maybe someone else should back me up on that. Lately, I just use the pre mixed stuff.
 
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Old Nov 26, 2012 | 10:32 PM
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two to three pints seems to be the norm.
 
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Old Feb 4, 2013 | 03:35 PM
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Can u over fill the sca in our system. I have never checked it but doing a rad and coolent flush. Then adding a coolent filter with 12 units of sac. Is that to much? Have one with 6. I plan to run it 10,000 mile then change it. Also what do u guys run for anti freeze? Money tight so please keep that in mind.
 
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Old Feb 4, 2013 | 09:08 PM
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I use this but I have never figured out the pre-charge filters. This antifreeze comes pre charged and I also don't know if you can over do it.

Conventional Antifreeze in Heavy
 
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Old Feb 4, 2013 | 09:36 PM
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I ran the time release filter.

This may help you
http://www.donaldson.com/en/engine/s...ary/000376.pdf
 
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