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Looking for a FloScan 236

Discussion in 'Buy/Sell/Trade' started by Capt Ralph, Oct 14, 2014.

  1. Capt Ralph

    Capt Ralph Senior Member

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    Have a dud 236 sender.
    Just need the 236 sender.

    Thx, Ralph
  2. Capt Ralph

    Capt Ralph Senior Member

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    Picture of the whole assembly. Pictures of just the sensor.
    This is a smooth bore sensor. A pipe with O rings make the fluid connection. Not threaded fittings.

    Maybe one collecting dust in your workshop
    Thx, Ralph



    $_12.JPG
    236 006.jpg 236 005.jpg 236 004.jpg
  3. Capt J

    Capt J Senior Member

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    Have you tried one from Floscan? There is one selling on ebay right now for $299 or best offer.....make them an offer possibly?
  4. Capt Ralph

    Capt Ralph Senior Member

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    My dear Skippy J, I never thought about contacting the factory before. What an idea.
    They probably offer support also.
  5. Capt Ralph

    Capt Ralph Senior Member

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    If I was rich and famous, I may be able to afford a new one and pay to have it's temperature compensation reprogrammed into the display head. But, alas, I am not.
    So I was asking the dear, kind souls here if they had one in there stuff piles, spares, project (junk) inventory.
  6. Capt J

    Capt J Senior Member

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    If you call them and you're nice to them and tell them you're a mechanic and it's for your own boat, they might just have a few laying around that they may sell you for a very discounted price.
  7. Capt Ralph

    Capt Ralph Senior Member

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    LOL
    Thx, I needed that.
    ,rc
  8. Capt Ralph

    Capt Ralph Senior Member

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    Thank you for looking out for me. Sadly, It's the 236 I need.
    Trying to deal with Floscan directly but there seems to be hoops to jump thru that I can not do right now for them.
    And yes, I have been nice to them, till this morning.
    ,rc
  9. Capt Ralph

    Capt Ralph Senior Member

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    Been trying to get with him also, no response.
  10. Capt J

    Capt J Senior Member

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    If all else fails, make sure the inside is free of algae and beat on it a few times with a good hammer!!! LOL
  11. Old Phart

    Old Phart Senior Member

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    I dunno
    Is it the FloScan 236 item listed as used because of a lack of pakaging and untested by seller, with 4 available and 4 watching?
  12. Capt Ralph

    Capt Ralph Senior Member

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    I'm sure you're familiar with the newer senders. Unlike the older units that had a lamp on one end and a photocell on the other, these use a mag pickup on the turbine wheel. Not sure of the pickup technology (pickup transistor or pickup coil) But it is definitely hosed up, output is flat lined @ 6Vdc.
    Since I don't have a replacement yet, I need to remain mobile (this is my work platform), So I can not beat it to hard for now.

    BUT!!!! As soon as I get a sender in hand, I will enjoy beating the h%^& out of this d$% thing. I'll proudly report that outcome.
  13. Capt Ralph

    Capt Ralph Senior Member

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    They responded. We are working on a final deal for one. Looks like it's still going to hurt $ome.

    As I was trying to tell Flow scan, I'm not to worried about precision, just as a running diagnostic to alert me to problems. 12v71ti's move fuel, any steady base line and I'm happy.
  14. Capt Ralph

    Capt Ralph Senior Member

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    Update
    Flow Scan would not sell a sender directly. They would sell a whole assembly, then I would have to remove my display head, send it to them, they would then temperature calibrate the head to the new sender and ship all back to me. I requested again by phone just a sender or sender assembly without having to send the head in (more down time). They told me that after 20 years of doing it this way, they would not honor my request.
    I purchased the used sender from e-bay. Those people were great. In my hands in a couple of days. Looked like new. Moved the sender over to my larger assembly and it works like a champ. Steady fuel flow readings.

    The old sender was clean but dead. Blown thru, beat on, called named and more. It was dead.

    Since new my FloScan system never was accurate, maybe close, but watching bux per hour numbers scroll by can get depressing. I could get an idea of good economic speed when I needed.
    But I just want to watch steady numbers. When there is a problem, filters or low/bingo fuel, I can tell quickly if an engine problem comes up when these numbers vary greatly.

    So, I've learned more how another vender treats it's customers. Learned more about the workings of this FloScan stuff and am happy again.
  15. Capt J

    Capt J Senior Member

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    Good to hear you have a good outcome. If I remember correctly, there is a way to calibrate the head.....you run it with a full tank, then fuel the boat then there is a switch or something you hold down until the gallons go up the the same amount you put in the tank......if I remember correctly.....
  16. Capt Ralph

    Capt Ralph Senior Member

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    It was the temperature compensation calibration they needed to set in the display head. All other calibrations are done with switch settings on the displays backside.
    If you remember the installation instructions, the serial numbers from the sender kits have to match the heads (temperature compensation is pre-programed in the set). Then you do a base calibration for idle setting, then an overall calibration. I never could afford to fill the tanks, go for a run, fill the tanks, make % adjustments, gor for a run, fill the tanks, make % adjustments,, yada,,yada.
    I only fill the tanks a couple of times a year and the floScans never seem to be a part of that thought. Here in south Georgia (Jax FL). I can not afford to keep full. I add a few hundred at a time pending the next deployments requirements. We fill when we head to the islands. Probably would be a great time to calibrate the system, but it's our vacation and I don't mess with things on our off time.
    As long as the system shows steady & consistent flow, I'm happy.
  17. Capt J

    Capt J Senior Member

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    The calibration only takes a few mins and would be worthwhile to do......but then they're always wrong if you have 2 generators anyways.....if one runs off of the port engines tank, and the other gen runs off of the starboard engines tank.....and you stagger the run time.....but they're close enough to give you a really good idea.
  18. Capt Ralph

    Capt Ralph Senior Member

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    I found long ago there is a difference in flow readings when drawing from aft vs forward tanks (downhill vs uphill draw). Even after replacing the supply lines. Repeatable precision is not going to happen. The gen-sets have their own floScan with their own pickups and returns. Not as fancy, does seem more accurate, big help when guessing fuel use, but again a tool when anything is about to go (or already) amiss.

    All I need is data that fuel is flowing steady to & from.

    Mr Warner made fuel gauges. The red line near the bottom has a meaning.
    My friends at WEMA in Liquordale fixed me up a while back with a nice setup with pretty accurate gauges with these red lines. Lots of faith in these and good sense D R.