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Increasing Draw Weight

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Old 09-07-2002, 11:27 PM
  #1  
Thread Starter
 
Join Date: Feb 2003
Location: Houston TX USA
Posts: 10
Default Increasing Draw Weight

Guys, I've got an old Bear round wheel compound that I've had for about 10 years. It is a 65# 30" draw. I've tightened the limbs down as far as they will go, but the new bow scale I have shows only 59#. I'm not sure how else to increase the draw weight. The wheels have the cable in the middle slot. Are the other two slots just for changing the draw length, or will they also affect the poundage? I'm shooting 2413's 31" long with 125gr field points.

Marty
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Old 09-08-2002, 07:39 AM
  #2  
Boone & Crockett
 
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Location: Hughesville, PA USA
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Default RE: Increasing Draw Weight

BigKid, I'm not exactly sure which old Bear bow you have but I can tell you what effects draw length. If the bow started at 65 pounds and is now at 59 pounds with the limb bolts bottom out, chances are in the last 10 years, the cables creeped (stretched). Now I say that not knowing if your bow has steel cables or string cables. I'm assuming, string cables. Now if this is the case, you can put twists in the cable to bring the poundage back up. Obviously for this you need a press. The other thought I have is if the cables have different attachment points along with the string, I can assume you can move the cables to shorten them and the string has it's own points to affect draw length. This prestresses the limbs adding poundage to the bow. I will make this recommendation, if the cables and string haven't been replaced in the last 10 years, I recommend you have new ones made to the bows specifications.

If you list the name of the Bear you currently possess, perhaps I/or someone here knows the exact configuration to access the bow a little further.

<font color=blue>Good Luck and Good Shooting</font id=blue>

<font color=red>Rob</font id=red>
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Old 09-08-2002, 11:22 AM
  #3  
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Join Date: Feb 2003
Location: Houston TX USA
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Default RE: Increasing Draw Weight

Thanks Rob,

I've just installed a new bow string as the old one was starting to get a bit frayed. Built a homemade bow press out of a piece of threaded rod that works like a charm for about $5. I checked the new string against the old and they are the same approximate length.

The bow is actually a Cabelas bow that was built by Bear - it's probably closer to 12 years old. I've got a picture of it at http://pages.sbcglobal.net/mdp/Hunti.../bowincase.jpg and a close up of the wheel at http://pages.sbcglobal.net/mdp/Hunti...les/wheel2.jpg As you can see it has cables with a metal loop connector at each end for the bowstring to attach to. It has 2 different &quot;lengths&quot; on the connector and I currently have it attached at the one that will shorten the overall length. Will I get more draw weight if I move it to the spot on the end of the cables? Or will this reduce the prestress and the resulting draw weight?

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Old 09-08-2002, 01:05 PM
  #4  
Giant Nontypical
 
Join Date: Feb 2003
Posts: 9,175
Default RE: Increasing Draw Weight

It looks like the limbs are molded glass instead of laminated wood, so you don't have to worry about delamination.

If it was mine, I'd move the cable to the next slot up to lengthen the draw, then twist the string up and keep it hooked in the short draw position to get the draw length back down to where you need it. That would put more prestress in the limbs and get your draw weight back.

I'm seeing a lot of those old wood riser bows showing up lately. Seems like everyone's got one except me. It ain't fair.<img src=icon_smile_sad.gif border=0 align=middle> (sniff)
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Old 09-08-2002, 10:42 PM
  #5  
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Join Date: Feb 2003
Location: Houston TX USA
Posts: 10
Default RE: Increasing Draw Weight

Thanks for the reply Arthur. I really like laminated riser - it's a beautiful, albeit, a tad heavy, bow. Very similar to an old Browning bow that I drooled over many years ago. Now I've just got to learn how to use it right...

I tried your suggestion and actually saw the draw weight decrease to about 55#. I've just spent the evening watching the Texans put a woopin on the Cowboys and trying different variations of wheel settings, string settings and twisting up the string. Goooo Houston!

Surprisingly, I was finally able to get the bow to 65# by going to the &quot;+&quot; setting on the wheel, which increased the string length, then connecting the string at the far end of the cable, and not twisting up the string. It appears that this longest string length allows the wheel to roll back so that it gets the most camming action. This didn't seem to affect draw length very much if at all. At the top of the cam action is where the peak draw weight occurs.

Thanks for the help, I'll have many more questions as I try to get this thing tuned now. Yes I have the Eastman tuning guide, so that will hopefully get me 90% there. Back to the backyard...
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Old 09-09-2002, 06:53 AM
  #6  
Giant Nontypical
 
Join Date: Feb 2003
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Default RE: Increasing Draw Weight

Well, whatever works... Glad you found the solution.

Yep, I watched the first quarter of that game. Spent the whole time wondering which team was the expansion team.... Looks like the Cowboys are in for another l-o-n-g, boring season. Thats' okay. Since I don't have to watch them play like a bunch of sandlot rejects, then I've got more time to go huning.<img src=icon_smile_big.gif border=0 align=middle>

Ya'll have a NICE little barn for your Houston boys to play in down there, dontcha?
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Old 09-09-2002, 12:27 PM
  #7  
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Join Date: Feb 2003
Location: Houston TX USA
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Default RE: Increasing Draw Weight

Looks nice on TV anyhow. I am not one of the privledge rich guys that can afford the tickets to actually take my family to go see a game. Sure would like to though.
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