Test Antifreeze Coolant Concentration With a Refractometer

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  • เผยแพร่เมื่อ 25 ส.ค. 2024
  • Use a refractometer to check antifreeze coolant concentration. The correct strength antifreeze coolant is important, hydrometers are often not very accurate tool to check the ratios.
    Other Know How Now videos about automotive repair • Automotive repair videos
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ความคิดเห็น • 51

  • @Know-How-Now
    @Know-How-Now  ปีที่แล้ว

    Other Know How Now videos: Test Spark Plug Wires With Multimeter th-cam.com/video/XDETphBk0sg/w-d-xo.html
    Signs of Worn Distributor Cap and Rotor th-cam.com/video/6nfXiJnr-7w/w-d-xo.html
    There are hundreds of videos at Know How Now, subscribe so you can always find the channel…. It’s free. I always respect your time and do my best to keep the videos brief, but informative. Check out the channel with this link:
    www.youtube.com/@Know-How-Now/videos

  • @heavymechanic2
    @heavymechanic2 5 ปีที่แล้ว +8

    This is a really GREAT demonstration of how to test antifreeze using the floating balls and the better tool. Some of the stuff on YT is total crap and you make it easy to understand. If you are inside a shop or its a little dark, the screen is black and you need light to make it work (just a tip).

    • @Know-How-Now
      @Know-How-Now  5 ปีที่แล้ว +3

      Thanks for the compliment and the tip. I do a ton of research on the videos and try my best not to give out any bad advice. Happy New Year!

  • @barryshea1657
    @barryshea1657 ปีที่แล้ว +2

    You just told me everything I needed to know that was NOT included in the user's manual. Which was just about everything. Thank you!

    • @Know-How-Now
      @Know-How-Now  ปีที่แล้ว

      You are welcome, Barry. It's my pleasure to help.

  • @johnsandquist5873
    @johnsandquist5873 ปีที่แล้ว +1

    Trying to get an accurate reading on Bobcat Propylene Glycol coolant. Never knew such a tool existed. Very informative. Great job ! Thank you.

    • @Know-How-Now
      @Know-How-Now  ปีที่แล้ว

      You are welcome, John. The refractometer in the video is just a cheapo that I bought on eBay. A friend who worked in medical labs said it would do the job.

  • @dsbennett
    @dsbennett 2 ปีที่แล้ว

    I just bought a specific gravity type antifreeze gage. It said my car is good for -20 degrees F, wife's car did not indicate at all - the pointer just hung straight down. Daughter's car same thing. Took the cars to a mechanic friend who pulled out his Bausch & Laum refractometer and it said all the cars were good to -10 to -15 degrees. So thank you for this excellent video. Now I know what to do. And thanks for no background music! I can actually hear you speaking clearly, unlike so many other videos.

    • @Know-How-Now
      @Know-How-Now  2 ปีที่แล้ว

      You are welcome. Thanks for taking the time to write the thoughtful comment. I do my best to make quality videos.

  • @sureshlingabathina
    @sureshlingabathina 3 ปีที่แล้ว +2

    Good info

  • @jonwiersig5800
    @jonwiersig5800 3 ปีที่แล้ว +1

    Great video. I saw these for sale at Amazon but had no idea how to use one. I appreciate your efforts and great explanations. Good job!

    • @Know-How-Now
      @Know-How-Now  3 ปีที่แล้ว

      Thanks for the compliment, Jon. I do my best to make quality videos.

  • @joshuamoore24_7
    @joshuamoore24_7 3 ปีที่แล้ว +2

    Thanks for the video, it's decent info. Plus that price range on the refractometer helped.

    • @Know-How-Now
      @Know-How-Now  3 ปีที่แล้ว

      You are welcome, Joshua.

  • @glennschaub6303
    @glennschaub6303 4 ปีที่แล้ว +3

    Last time I used a refractometer was for making beer or whiskey !

  • @petersachs764
    @petersachs764 หลายเดือนก่อน

    I wanted to use this to check an EVs coolant loops to make sure the dealership charged the coolant properly. Sounds like the refractometer is not the right tool for the job?

  • @worry_why
    @worry_why ปีที่แล้ว

    Thank you.

  • @7071t6
    @7071t6 4 ปีที่แล้ว +1

    Most modern cars will require a 50/50 mix so 50% of distilled water and adding 50% of the right oe coolant concentrate, so check the cars Oe coolant specs, plus if you live in a really hot place around the world, change and flush you coolant completely after every 2 years even through they say it will last 5 years IMHO, that way you know its good, but also by using a re factomter for checking glyco and inhibitor test strips is the best way to check how good is you radiator coolant in your car, the refractometer only test the glyco levels and not the inhibitors in the coolant, which test strips do both and are a lot cheaper, but the same meter checks other things as well, as you can see on the scale on the viewing lens. :) sedo

  • @jeremygreenwood8501
    @jeremygreenwood8501 ปีที่แล้ว

    Thanks, clear and useful!

  • @joshuamoore24_7
    @joshuamoore24_7 3 ปีที่แล้ว

    FYI it seems like the orange Mopar MS 9769 HOAT coolant and the regular flouscent yellow mixes with any type of coolant from Durex have the same 50/50 mix temperature range ratings of -34°f to 265° f !!!!

  • @richardkistner5549
    @richardkistner5549 ปีที่แล้ว

    Thank You!

  • @Ensource
    @Ensource 2 ปีที่แล้ว

    helpful

  • @alextreeman7964
    @alextreeman7964 3 ปีที่แล้ว

    thank you

  • @danijel124
    @danijel124 3 ปีที่แล้ว

    I bought this for windscreen washer fluid. Why are there two scales on the windscreen fluid?

  • @losteden
    @losteden 3 ปีที่แล้ว

    and how teste the aditives concentration? for corrosion etc?

  • @Ronbo765
    @Ronbo765 5 ปีที่แล้ว

    Interesting!

    • @Know-How-Now
      @Know-How-Now  5 ปีที่แล้ว

      I'm happy with the upgrade, way better than a hydrometer. I have a friend who worked in a medical testing lab (old school when they used a refractometers to test urine), she said the cheap one should be just fine for antifreeze/coolant testing.
      BTW - One of these days I am going to get around to up grading the camera to get rid of the black bars. Your suggestion has not been forgotten.

    • @Ronbo765
      @Ronbo765 5 ปีที่แล้ว

      TY. If you use a smartphone, then it should have the proper wide screen video format.

    • @Know-How-Now
      @Know-How-Now  5 ปีที่แล้ว

      Part of the problem is the logistics of mounting the camera. I've made a custom mount for short range & have a tripod. Eventually, I'll get around to upgrading and working out the new mounts. I'm very detailed oriented & hate to do crappy work, that equals slow but steady output. lol.

  • @johnphillips8088
    @johnphillips8088 8 หลายเดือนก่อน

    👍🏼

  • @micthegreasemonkey2918
    @micthegreasemonkey2918 3 ปีที่แล้ว

    Good vid is the refractometer actually reading coolant concentration?

    • @Know-How-Now
      @Know-How-Now  3 ปีที่แล้ว +1

      To my best knowledge that's how the instrument works, though the science behind it is a bit above my pay grade. I use mine to make sure I that I have the correct mix of distilled water/coolant.

  • @joshuamoore24_7
    @joshuamoore24_7 3 ปีที่แล้ว

    Did get the refractometer online or at a auto parts store .

    • @Know-How-Now
      @Know-How-Now  3 ปีที่แล้ว

      I think I bought it on eBay.

    • @Know-How-Now
      @Know-How-Now  3 ปีที่แล้ว

      PS, I have a friend who spent many years working in medical labs. She said a cheap refractometer would be fine for this purpose.

  • @omsingharjit
    @omsingharjit 3 ปีที่แล้ว

    What mean of green Type Ethylene Glycol coolant ?

    • @Know-How-Now
      @Know-How-Now  3 ปีที่แล้ว

      Refractometers can measure both Ethylene and Propylene glycol based coolant/antifreeze.

    • @omsingharjit
      @omsingharjit 3 ปีที่แล้ว

      @@Know-How-Now no no , i mean is there any colour code of E G related its concentration like
      Red ,blue , pind and green EG

    • @muhammadsayyedaamer8810
      @muhammadsayyedaamer8810 ปีที่แล้ว

      @@Know-How-Now pls suggest me powder form coolant additive powder pls

  • @SatanIceCream
    @SatanIceCream 5 ปีที่แล้ว +3

    you sound like you are from Philly or PA

    • @Know-How-Now
      @Know-How-Now  5 ปีที่แล้ว +1

      You are on target, I live about 50 miles from Philadelphia.

    • @pfmcdermott1
      @pfmcdermott1 3 ปีที่แล้ว

      Good ear!

    • @michaelandrew9077
      @michaelandrew9077 3 ปีที่แล้ว

      Yeah when you said woarder I was like oh that’s a philly accent

  • @andriuskamarauskas2271
    @andriuskamarauskas2271 4 ปีที่แล้ว

    3:23 68 F = 20 °C

  • @harrycalibra
    @harrycalibra ปีที่แล้ว

    Nice thanks for the upload new sub and thumb clicked 😎👌

    • @Know-How-Now
      @Know-How-Now  ปีที่แล้ว

      You are welcome. Thanks for subscribing and welcome to Know How Now.