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-   -   trim tabs (http://www.classicseacraft.com/community/showthread.php?t=21260)

cobiawayne 02-07-2010 08:57 PM

trim tabs
 
ok 20sf with a stainless marine 31 inch bracket,what kind of trim tabs will work out the best, also has anybody had any experience with the bennet automatic tab adjusters

Fr. Frank 02-08-2010 08:26 AM

Re: trim tabs
 
Bennett 12"

cobiawayne 02-08-2010 08:31 AM

Re: trim tabs
 
thanks fr frank do you know anyone who has the thing that automatically adjust the tabs like 60 times a second?

FELLOW-SHIP 02-09-2010 01:45 PM

Re: trim tabs
 
Hi Cobiawayne:

I worked for Bennett and installed the Auto tab control plus the electronic indicator control on my 23 CC. If I had to choose one of the two I would choose the electronic indicator control as my first choice but that’s just me. I just looked on E-bay there are lots of guys selling new product there. You could buy a Kit 12x12 with the electronic indicator control as part of the kit.



http://photos-g.ak.fbcdn.net/photos-..._60542_605.jpg

http://photos-a.ak.fbcdn.net/photos-...60279_2296.jpg
FellowShip

………………………….

Just for the Grins :D

Official Antique Classic SeaCraft Owner

CaptCurt 02-09-2010 07:30 PM

Re: trim tabs
 
Does anyone have experience with the Nauticus Smart Tabs?

NoBones 02-09-2010 08:16 PM

Re: trim tabs
 
The Bennett's on the back of the "Bones"
are 35+ years old.
Same pump, same rams, same everything.... :eek:
You be the judge!
http://i7.photobucket.com/albums/y27...PDR_0011-1.jpg

See ya, Ken

Fr. Frank 02-09-2010 08:25 PM

Re: trim tabs
 
Quote:

The Bennett's on the back of the "Bones"
are 35+ years old.
Same pump, same rams, same everything.... :eek:
You be the judge!
See ya, Ken

Quod Erat Demonstratum


I can't think of a better sales pitch.

oldfielder 02-10-2010 12:11 AM

Re: trim tabs
 
I added m120's last year and am very happy :)

trave2 02-10-2010 08:26 AM

Re: trim tabs
 
I have Bennett 12" too, they work great. "30 + years" WOW!!! It would not be the same ride without them in the 2-3 bay slop here in Tampa w/ 20 + knot winds. But if I was to install new tabs I would consider the QL tabs. web page

I have no experience with them and have heard mixed reviews but removing the metal from the back for fishing and safety could go a long ways.

FELLOW-SHIP 02-10-2010 03:45 PM

Re: trim tabs
 


www.facebook.com/video/video.php?v=1018155507787

FellowShip

………………………….

Just for the Grins :D :D :D

Official Antique Classic SeaCraft Owner

DonV 02-10-2010 06:32 PM

Re: trim tabs
 
Hummmm......another CSC crazy in Apollo Beach. Welcome!!!

bridgeman 02-10-2010 07:46 PM

Re: trim tabs
 
You'll want to stay away from the nauticas tabs if you run in rough water especially following seas the boat has a tendancy to want to stuff the bow, tried them this past season and I'll be installing lenco's for this year. If your running on small lakes and say pulling skiers and tubes they would be helpful because they lift the stern and get you on plane quicker and I also noticed that planing speed was a little slower. Not good for my application.

cobiawayne 02-10-2010 08:36 PM

Re: trim tabs
 
Frank when you say 12 inch tabs do you mean 12 by 12?

Blue_Heron 02-10-2010 09:53 PM

Re: trim tabs
 
Quote:

Frank when you say 12 inch tabs do you mean 12 by 12?

I can't speak for Fr. Frank, but I have 12" x 9" Bennetts on my 20SF. They're mounted almost flush with the chine, similar to NoBones and Fellowship's pics. They're a very good fit for this boat, and Bennett's customer service is probably among the best in the industry.

I'm also interested to hear if anyone has experience with Bennett's auto leveling control. I think the latest generation is the AC 3000. Although I don't think it's necessary for a SF20, I'm seriously considering it for my 25 Seafari.
Dave

FELLOW-SHIP 02-11-2010 09:05 AM

Re: trim tabs
 
For those interested in the Auto Tab Control – AC 3000.

As I said I have them on my 23 CC for the last 2 years.
There are two main units is the AC 3000 the brains are called the ATC Control unit mounted in a dry location facing bow forward on a flat level location close to the center line of the boat the second part is a small indicator device called the ATC keypad you install at the helm of your boat. The ATC Control after you set it to “your optimum planning latitude” takes over the control of your tabs when you turn on the unit. Kind of like cruse control for your tabs. As the boat moves up and down or from port to starboard because of sea conditions or maybe because of weight distributed in the boat the ATC reads the planning conditions of your boat and adjusts the tabs to best adjust the tabs back to the boat planning latitude as you had already set them. That means you set them and forget them. I have mine connected to the Electronic Indicator Control EIC 5000 so I can also see where the tabs are at if I use them together or I can elect to just use the Electronic Indicator Control with out using the Auto Tab Control. They work Great and I like them a lot.

Key pad


http://photos-b.ak.fbcdn.net/photos-...60532_4612.jpg

Picture of the control unit has the arrow pointing forward.
Just above it is the EIC Control unit. Black Box

http://photos-b.ak.fbcdn.net/photos-...60553_6792.jpg

Bennett pump

http://photos-d.ak.fbcdn.net/photos-...60550_4881.jpg

Everything under the CC

http://photos-h.ak.fbcdn.net/photos-...60546_3069.jpg

Dash Board showing the AC 3000 Key pad and the EIC 5000 control

http://photos-g.ak.fbcdn.net/photos-..._60542_605.jpg

If you guys buy enough of them maybe they will take me back from lay off.

FellowShip

………………………….

Just for the Grins :D :D :D

Official Antique Classic SeaCraft Owner

BA17 02-13-2010 11:07 PM

Re: trim tabs
 
You also may want to consider the volvo QL's. I put them on my 23 and have been very happy with them.
BA

wtenglish 02-14-2010 01:04 AM

Re: trim tabs
 
I am considering the Volvo tabs as well since I have heard good things on this forum. What are the pros and cons versus Bennet and Lenco?

FELLOW-SHIP 02-14-2010 06:16 PM

Re: trim tabs
 
The Volvo tab is a wedge approach 90 degree straight down from the transom got to produce the most drag which produces less speed at the same RPM’s but it also has the smallest foot print for those wanting a bracket which covers most of the transom for additional flotation.
The Lenco system is all electrical meaning the device which causes the tabs to go up and down are in the actuators located in the water Ύ down on your transom if any water gets into the cylinder which only has rubber gaskets to keep it out of the actuator it will need to be replaced Lenco’s warranty is half as long as Bennetts warranty period and strictly enforced.
The Bennett system is hydraulic mechanical system meaning hydraulic fluid pushed through hydraulic tubing by a hydraulic pump installed in a dry place in the boat causes the tabs to operate Bennetts are known for their longevity as some have stated on this thread. Bennett is also known for their customer service and Free replacement parts if ever needed. Most boat owners will either die of old age ore sell their boats before any parts ware out. Where on the Lenco system many will have to replace the actuators way before Bennetts tabs need to be checked for ware or problems.

FellowShip

………………………….

Just for the Grins :D

Official Antique Classic SeaCraft Owner

thehermit 02-17-2010 09:28 AM

Re: trim tabs
 
What does everyone think about 12x12 tabs mounted here as an example?
http://img81.imageshack.us/img81/8035/dsc08864.jpg

BigLew 02-17-2010 10:25 AM

Re: trim tabs
 
My 23 scepter has the same mounting position of the trim tabs. It should be noted that the boat also has a very low swim platform and is an I/O powered boat. The advantage of mounting the tabs in this position is that, being Bennett tabs, the actuators do not require that the swim platform be modified in any way. The result of this position is the trim tabs need to be moved a little more for each adjustment in trim (more resistance) and they're slower to respond. When I get around to putting the boat back together, I will seriously consider moving them further out on the transom and adjusting the swim platform accordingly. I hope this helps. Good luck.

Old'sCool 02-17-2010 11:19 AM

Re: trim tabs
 
Mine are there also. They will be more effecient moved outward.

76Red18 02-17-2010 09:09 PM

Re: trim tabs
 
They could possibly cause a disturbance in the water flow to your prop with the motor set back. Mine are all the way to the edge and through a pretty good wake when fully deployed.. Something to look at the next time your out.

FELLOW-SHIP 02-19-2010 11:26 AM

Re: trim tabs
 
Bennett also makes a shorter actuator #A1200S that reduces the overall length on the transom Plus they can reduce the stop another one 1” by doing one or both of these things you should have enough room for any bracket and mounting it on the next step outboard. Call Bennett if you need extra room.


FellowShip

………………………….

Just for the Grins :D

Official Antique Classic SeaCraft Owner

BigLew 02-19-2010 10:15 PM

Re: trim tabs
 
Thank you Fellow Ship. Good information and I'll keep it in mind - what's left of it!


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