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Thread: Sap ladders

  1. #1
    Join Date
    Oct 2013
    Location
    Merrill, WI
    Posts
    16

    Default Sap ladders

    Where, when and how is the best way to introduce air into the line for a ladder that is 4-5 foot?

  2. #2
    Join Date
    Feb 2008
    Location
    DeKalb, NY
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    1,707

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    I know that there are others that will disagree with me but there is no need to introduce a leak for your ladder to perform well and get good vacuum transfer. Keep it simple

  3. #3
    Join Date
    Jan 2011
    Location
    Kirschnerville, NY
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    463

    Default

    Quote Originally Posted by Thompson's Tree Farm View Post
    I know that there are others that will disagree with me but there is no need to introduce a leak for your ladder to perform well and get good vacuum transfer. Keep it simple
    100% completely agree with this comment.

    now the other guy that is going to reply is going to tell you the complete opposite, just to give fair warning
    Jake Moser
    Moser's Maple

    2 beautiful little girls
    1 wife that's become her mother

    www.facebook.com/mosersmaple

  4. #4
    Join Date
    Apr 2004
    Location
    Orwell,Vt.
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    1,126

    Default

    I have been using ladders for the better part of 20 years---never needed to introduce a leak to any of them.
    2 1/2 x8 Lapierre Waterloo-Small (oil fired)
    Leader Steamaway
    1200 gph Lapierre RO
    1800 taps
    http://s268.photobucket.com/albums/j...ks/Sugarhouse/


    Mike Christian
    505 Main St. Orwell, Vt.

  5. #5
    Join Date
    Dec 2006
    Location
    NE PA (Pocono's)
    Posts
    1,426

    Default

    Same here, only use my end of line valve for draining at end of season. I have a tight system and still get plenty of sap lifting.
    CDL 2x8
    Around 4000 taps
    Polaris ATVs, Ski Doo snowmobiles to get around
    Atlas Copco pumps
    Lapierre two post RO




    http://s272.photobucket.com/albums/j...Sugar%20shack/

  6. #6
    Join Date
    Mar 2013
    Location
    Hoosick Falls
    Posts
    2,000

    Default

    Thanks for the introduction Jake.

    I totally agree that you will not need a leak added to your system if you plenty of leaks already. Sap rises in a ladder on a bubble of air quickest and will have less pooling in the feeder line as long as there is enough air or tree gases to clear the ladder. If the line pools this will limit vacuum transfer.

    Now if your system is tight and you do not have enough air or tree gas in the line you add an injector. The distance from the ladder wants to be within in site so you can see the bubbles rising in the ladder and to see any pooling.

    I do this adjustment at peak flow and then check it once or twice more during peak flow and then it is good for the season. Pretty simple.

    Ben

  7. #7
    Join Date
    Mar 2012
    Location
    NY
    Posts
    81

    Default

    Adding a leak to a sap ladder is like driving backwords down the highway. It is not needed nor recomended even on tubing systems that are tighter than fish anus. You can install a brand new system and have zero need for adding a leak. Not only do they perform better without a leaker but why would anyone go through the trouble of maintaining a tight system to only purposely introduce a leak. The way sap shoots up a ladder with a leaker is more an optical illusion than it is productive. Any doubt to this just close your leaker and count your releaser dumps in a hour then add a leak and count them again for an hour.

  8. #8
    Join Date
    Apr 2009
    Location
    Bristol, VT
    Posts
    1,978

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    Tighter than fish anus...you learn something new everyday. Prepare to be schooled by the sap ladder expert.
    About 750 taps on High Vac.
    2.5 x 8 Intens-O-Fire
    Airtech 3 hp LR Pump
    Springtech Elite 500 RO
    14 x 24 Timber Frame SugarHouse
    16 x 22 Sap Shed w/ 1500 gal. + 700 gal. tanks
    www.littlehogbackfarm.com

  9. #9
    Join Date
    Mar 2012
    Location
    NY
    Posts
    81

    Default

    He can try to school till his heart is content, what matters is what puts more sap in the tanks, the just count releaser dumps if theres any doubt.

  10. #10
    Join Date
    Mar 2013
    Location
    Hoosick Falls
    Posts
    2,000

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    Humm never know a person that was into checking out a fish that close before.

    Efficency is what counts. vac at the end of the line is more important than at the releaser.

    A pooled feeder is not an optic illusion...it is a vacuum transfer killer. Less vacuum past the pool is a reduction in production. You wont have anything to reach the releaser to count.

    But that is only my experience in ladders over the last 40 years.

    So I guess that you have discussed this with Leaders engineers also since they sell injectors.

    So how many ladders do you have rusty?

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