Our Technologies

Most Frequently Asked Questions

What type of arrow should I use with my TenPoint Crossbow?
ANSWER: TenPoint Crossbow Technologies recommends either the Easton aluminum 20 inch, TenPoint Crossbow arrows equipped with a blunt nock (flat cap) or our New Pro Elite™ 20-inch, 22/64ths carbon fiber crossbow arrow fletched with plastic vanes, brass inserts and super-brite end caps.
How much should my finished arrow weigh?
ANSWER: TenPoint Crossbow Technologies recommends using finished arrows weighing at least 420-grains.
Can a TenPoint Crossbow Technologies GripSafety be converted for a left-handed shooter?
ANSWER: Yes. All GripSafety conversions must be done by the TenPoint Crossbow Technologies Service Department. Please contact our Service Department at (330) 628-9245 or by clicking on our "Contact Us" link for more information.
How do I change the battery in my red-dot scope? And, what size replacement battery do I need?
ANSWER: On the outside edge of the light intensity dial there is a threaded cap that will come off when twisted counter-clockwise - also, some of the covers have a large slot where a screw driver or coin can be used to twist it off and on. The battery sits inside that compartment with the wording/number facing outward. The battery is a 3 volt lithium with the number 2032 on it. The replacements can be purchased at any grocery, department or electronics store.
Are crossbows comparable to compound bows or; do they have the knock-down power of a firearm or shoot as flat as a black powder rifle?
ANSWER: Comparison tests have proven that there is a negligible ballistic difference between compound bows and crossbows. These tests disprove the groundless claims that crossbows perform like firearms. Crossbows typically start loosing velocity and energy at 30 yards compared to a black powder rifle which begins to lose velocity and energy at 100 yards or more.
Is the crossbow really considered a poaching weapon?
Answer: At the request of the American Crossbow Federation, Michael J. Budzik, the then Director of the Ohio Division of Wildlife, wrote a letter on December 13, 1999, addressing various crossbow related issues. In his letter he addressed the poaching issue with the following: “From a law enforcement standpoint, violation statistics are just about equal between crossbows and vertical bows, and the total of both is an extremely small portion of the overall enforcement effort.” As you can see, Ohio's experience and data suggest that the anti-crossbow claims about crossbows being the preferred weapon of poachers is simply not true. Conventional wisdom also suggests that the crossbow would not be an efficient poaching weapon.
Will permitting crossbows in archery season decimate the deer population in my state?
Answer: In 1994, Ohio published year-by-year deer harvest data going all the way back to 1900. Ohio first allowed crossbows in archery season in 1976 and the conclusions are clear: Over the 18-year span since crossbow use has been permitted, crossbows have not decimated the deer population, the archery season has not been eliminated or shortened; and crossbows did nothing to diminish archers' opportunities to hunt or their chances for success. On the contrary, the opposite occurred. The deer population increased; the season got longer; more counties opened for hunting; more hunters participated; and the harvest-to-permits-sold ratio improved dramatically. Data available from Arkansas and Georgia support the same conclusions as that of Ohio.
How should I properly sight in my new 3-dot or 3-line TenPoint scope that came on my new crossbow?
Answer: All of TenPoint's crossbow packages with scopes have been bore-sighted prior to leaving the factory. That is, you should be able to take the crossbow right out of the box and be able to hit a 9-inch pie plate at 20 yards. Once you have done that, you should only have to make minor adjustments to "fine-tune" your scope settings. When fine-tuning, move your target out to 30-yards and make all of your adjustments using the middle dot or line at that distance. When you have sighted in your crossbow & scope at 30-yards (using the middle dot or line) your top dot or line will be right on at 20 yards and your bottom dot or line will be on at 40 yards.
How often should I change my string and/or cables?
Answer: TenPoint Crossbow Technologies recommends changing the string and cables approximately every three years under normal use. Both the string and cables (including steel cables) will stretch over time and result in lower draw weight.
Can I use a vaseline-like substance on my TenPoint crossbow rail instead of an oil-based rail lube?
Answer: Definitely NOT, unless you want to send your crossbow back to our Warranty/Repair Department for a good cleaning. The vaseline-like substances will build up in your trigger box and they also collect dirt. The result is normally the inability to cock your crossbow.
I just purchased a TenPoint crossbow, should I loosen or let down the tension on my limbs in the off season to prevent my string & cables from stretching?
Answer: TenPoint Crossbow Technologies does not recommend loosening or letting down the tension on limbs in the off season. There is no way to let off enough tension on your string & cables to keep them from stretching. Also, you can end up doing damage to your limbs if not properly tightened before shooting and your crossbow performance will probably suffer.
Can I get a PowerTouch trigger installed in my Hybrid Lite or Titan crossbow?
Answer: No. The barrels on the Hybrid Lite and Titan crossbows are not machined to accept a PowerTouch trigger.
Can I get a GripSafety installed in my Hybrid Lite or Titan crossbow?
Answer: No. The GripSafety can only be installed and used with the PowerTouch trigger and barrel assembly.
Why would I have excessive wear on my string's center serving?
Answer: There are several possibilities. There may be too much downward pressure on the barrel from your string, there may not be any twists in your string (the amount of twists in your string helps determine the draw-weight of your crossbow-we start with 13 twists), or you may have been using too much lube on your rail.
How often should I lube the rail on my crossbow?
Answer: You should lube your rail approximately every 75-100 shots under normal conditions. Applying too much lube can cause excessive wear on your string's center serving and it will also cause your ACUdraw felt pad to fall off (if your crossbow is equipped with an ACUdraw unit). You should also lube your rail after you have gotten your crossbow wet - dry it thoroughly first, then re-apply a fresh coat of rail lube. After approximately one hour after application, the rail lube will dry to a thin glaze.
Does the ACUdraw come in a left-handed model?
Answer: No. The ACUdraw only comes in a right-handed model. Left-handed individuals should turn the crossbow so they can turn the hand crank in a counter-clockwise motion instead of clockwise for a right-handed individual.
How come my crossbow will not cock?
Answer: There are several possibilities here. First, is the crossbow safety in the fire (red-dot) position? If the crossbow is not in the fire (red-dot) position, the string will only go back as far as the dry-fire inhibitor - it will look cocked, but it is not. Second, is the trigger box dry (no lube) or is there any sign of rust build up inside the trigger box? If the trigger box is simply dry, a light coating of trigger/rail lube inside the trigger box may be the answer. If there is rust in the trigger box, you will probably need to send the crossbow back to the Warranty/Repair Department for a complete cleaning. Finally, has a vaseline-like substance been used in the trigger box or on the rail? If so, you will need to send the crossbow back to the Warranty/Repair Department for a complete cleaning.
Where will I find the serial number on my crossbow?
Answer: The serial number is on a sticker that says "Made in the USA" and is usually on the left side of the barrel on TenPoint Series Crossbows.  A 6 Point Series Crossbow will have the serial number sticker in between the top and bottom of the barrel toward the back of the crossbow.
How far can I shoot with my crossbow?
Answer: We do not advise shooting an animal past 40 yards with a crossbow. The crossbow will definitely shoot beyond 40 yards, but it looses energy quickly after 40 yards.

ACUdraw Troubleshooting:

Not all issues associated with your ACUdraw will require service.  This Troubleshooting section can help fix common problems with your ACUdraw.  If, after reviewing this section, your problem still exists, contact the TenPoint Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com.      

My ACUdraw claw/cord retracts slowly or not at all.

 

  • With a Phillips-head screwdriver, loosen each of the four (4) cover screws (two on the left side and two on the right side of the ACUdraw unit - the covers may be too tight, putting pressure on the string hubs inside.  Attempt to pull out and retract the claw and cord.  If this does not resolve your issue, move on to the next possible solution.

 

*Completely remove the four ACUdraw cover screws and both covers for the next steps.  

 

  • Make sure the ACUdraw cord contains the same amount of wraps on each hub.  If one hub has more wraps on it than the other side, un-wrap the excess wraps.  Note:  This usually happens when the claw is not brought back in a straight line over the rail and scope, but at a severe angle from the left or right side of the bow.
  • Attempt to pull out and retract the claw and cord.  If the cord pulls out, but does not retract, you may have a weak or broken power spring (see section entitled ACUdraw Power Spring Installation if the spring needs replaced or tension added).
  • If the claw and cord are hard to pull out, the ACUdraw unit may not be seated properly in the stock causing the unit to bind up.  Looking at the right side of the unit (side with the safety pawl on it), locate the three 1/8 Allen setscrews (one above the pawl gear, one below the safety pawl and the last one above, and slightly forward of the front (bottom) side plate screw).   Only two (2) full threads should be visible on each of the three setscrews – adjust if necessary.  Once adjustments are made to the setscrews on the right side, adjust the corresponding setscrews on the left side of the ACUdraw unit.  Each setscrew on the left side should be tightened firmly enough to keep the unit from shifting in the stock - do not over-tighten.  Minor adjustments, one setscrew at a time, may be required to adjust the unit.
  • When the setscrew adjustment doesn’t totally correct the problem, check each of the side plate screws (four on each side of the unit) making sure they are not too tight.
  • If the claw and cord are completely bound up, check to make sure the string guides (one on each side, at the top of the unit - in front of the side plate screw) are not rubbing on the inside of the hub or buried in the string itself.  If they are, loosen their top side plate screws and manually adjust them until they sit just above the hub.  Make certain there is only a very thin clearance between the hub and the string guides.  Re-tighten the top side plate screws.

 

*Contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if your issue is unresolved after attempting the steps listed above.

My ACUdraw cord is fuzzy, fraying or cut.

 

  • Apply a thin coat of wax to the entire length of ACUdraw cord and burnish it in (rub the cord briskly between your fingers, creating heat and melting the wax) if the cord is getting fuzzy.
  • Do not attempt to use your ACUdraw if the draw cord is fraying or cut.  See the section titled ACUdraw Cord Installation, contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if the cord needs replaced.

 

My ACUdraw unit is making a loud, squealing noise when I manually draw or retract the claw and cord.

 

With a Phillips-head screwdriver, completely remove the two ACUdraw cover screws and cover on the right side of the unit (side with the safety pawl on it).  Apply a light-weight oil to the pawl gear and the axle. 

 

My ACUdraw will not “click” when I am cranking it.

 

With a Phillips-head screwdriver, completely remove the two ACUdraw cover screws and cover on the right side of the unit (side with the safety pawl on it). 

 

The safety pawl (engage lever) should contain a spring or O-ring (9/16" inside diameter) that is also attached to a roll-pin located diagonally, down and to the right of the safety pawl.  Locate the 3/32 Allen screw holding the pawl lever in place and tighten.  Note:  If the safety pawl screw is tightened too much, the lever will not stay in the disengage (down) position when you are trying to manually draw or retract the claw & cord.

 

My safety pawl (engage lever) will not stay in the “up” position.

 

With a Phillips-head screwdriver, completely remove the two ACUdraw cover screws and cover on the right side of the unit (side with the safety pawl on it). 

 

  • The safety pawl spring or O-ring may have slipped off the roll-pin – reattach the tail of the spring.
  • The safety pawl spring or O-ring may be stretched.  For a replacement contact the Customer Service Department at 330.628.9245 or email your part request (Return Authorization) at www.tenpointcrossbows.com.

 

Every time I try to crank my ACUdraw, the claw will only draw the bowstring back a couple of inches, then the claw will drop back down.

 

The ACUdraw sear pin inside the unit is broken.  This problem happens most often when people have been trying to uncock their crossbow with the ACUdraw unit.  Contact the TenPoint Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com.            

 


ACUdraw 50 Troubleshooting:

Not all issues associated with your ACUdraw will require service.  This Troubleshooting section can help fix common problems with your ACUdraw 50.  If, after reviewing this section, your problem still exists, contact the TenPoint Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com.      

 

My ACUdraw 50 cords retract slowly or not at all.

 

  • Grab both of the hooks and handles and fully extend them (they should extend to the bowstring or slightly farther), then bring them all of the way back (as close to the rail as you can) without going extremely slow or fast.
  • With a Phillips-head screwdriver, loosen each of the four (4) cover screws (two on the left side and two on the right side of the ACUdraw 50 unit - the covers may be too tight, putting pressure on the washers inside.  Attempt to pull out and retract the cords.  If this does not resolve your issue, move on to the next possible solution.

 

Note:  Completely remove the four ACUdraw 50 cover screws and both covers for the next steps. 

 

  • Make sure the ACUdraw 50 cord contains the same amount of wraps on each side of the axle.  If one side has more wraps on it than the other side, un-wrap the excess wraps.  Note:  This usually occurs when the hooks and handles are brought back at a severe angle from the left or right side of the bow, instead of in a straight line next to the rail and scope.  Or, you could get more wraps on one side or the other when trying to retract one side before the other.
  • Attempt to pull out and retract the cords.  If the cords pull out, but do not retract, you may have a weak or broken power spring (see section titled ACUdraw 50 Power Spring Installation if the spring needs replaced or tension added).
  • If the cords are hard to pull out, the ACUdraw 50 unit may not be seated properly in the stock causing the unit to bind.  Loosen all four side plate screws, realign the side plates then re-tighten the screws.  Note:  Do not over-tighten.

*Contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if your issue is unresolved after attempting the steps listed above.

 

My hooks and handles will not seat correctly in the covers.

 

Let the retraction spring draw the hooks inside the covers.  They will fit perfectly inside the covers if you turn their open ends outward (only the part of the hook with the brass pulley is inserted into the cover).  There are three raised lines on each ACUdraw 50 hook (on one side only) and the other side has a magnet inside of it.  The side with the raised lines should face away from the stock and the magnets will attract to the stability pads keeping the handles securely in place. 

 

My power spring is broken or weak.

 

TenPoint part number HCA-451 (ACUdraw 50 Retraction Power Spring) is required.  Do not attempt to use a substitute.

 

See section entitled ACUdraw 50 Power Spring Installation, contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if the spring needs replaced or tension added.

 

My ACUdraw 50 cords are fraying or cut.

 

TenPoint part number HCA-450 (ACUdraw 50 Draw Cords) is required.  Do not attempt to use any other cord or material.

 

Do not attempt to use your ACUdraw 50 if the draw cord is fraying or cut.  See the section titled ACUdraw 50 Cord Installation, contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if the cord needs replaced.

 

 Crossbow Troubleshooting:

 

Not all issues associated with your crossbow will require service.  This Troubleshooting section can help fix common problems with your crossbow.  If, after reviewing this section, your problem still exists, contact the TenPoint Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com.  

    

 My crossbow will not cock. 

  • Before cocking your crossbow, the safety knob must be in the FIRE (red dot) position.  Otherwise, the string latch will not engage or hold the bowstring.  If you try to cock your crossbow with the safety in the SAFE (white dot) position, the DFI™ (Dry Fire Inhibitor) will catch and hold the string, making the crossbow appear to be cocked.  However, when the DFI™ - instead of the string latch – holds the bow string, you cannot fire the crossbow.  When cocked correctly, the bowstring will automatically set the safety and the string latch will grasp and hold the string .   Note:  If the DFI™ is holding the bowstring, move the safety to the FIRE (red dot) position and attempt to complete the cocking process.  You will see the string latch and the safety engage as the safety knob moves into the SAFE (white dot) position.

 

  • The moving parts inside the trigger housing may be too dry or rusted.  Add a small drop of light-weight oil or Microlon’s® Precision Oiler in front of and behind the safety slide on each side of the trigger box.  Note:  Use WD-40 to displace water/moisture only – do not use it as a lubricant.  Contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if your issue is unresolved.

 

  • A heavy grease, wax or a petroleum jelly-type substance may have been used on the rail or in the trigger box.  This crossbow must be sent back to the factory for cleaning.  Contact the TenPoint Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com.     
  •        

 My string and/or cables are fuzzy, fraying or cut. 

  • Apply a thin coat of wax to the string (excluding the serving) and/or cables and burnish it in (rub the string/cables briskly between your fingers, creating heat and melting the wax) if they are getting fuzzy.

 

  • Do not attempt to use your crossbow if the string and/or cables are fraying or cut.  Contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if the string and/or cables need replaced.

 My string serving is separating or coming apart. 

  • If the crossbow string had been previously removed and/or replaced, it may have been installed incorrectly.  See the section entitled “String & Cable Adjustment Charts”.

 

  • The rail (barrel) may have been over-oiled.  Over-oiling will saturate the string serving and cause it to come off in chunks.  The string will either need to be replaced or re-served.

 Contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if the string needs replaced. My trigger’s safety is either too stiff or too sloppy.   If the tension is too light, your safety may slip into the SAFE (white dot) position after a shot, which is not desirable since you cannot successfully cock your crossbow from the SAFE position. To adjust the tension in a PowerTouch trigger, insert an Allen wrench in the hole located on top of your dovetail, locate the adjustment screw and turn it clockwise to increase the tension or counterclockwise to ease the tension – only turn the tension screw a small amount at a time.  Note:  Adjusting the safety will NOT lower the poundage on the trigger pull. 

My shot groupings are erratic.

  • Inaccurate cocking is the most frequent cause of inaccurate shooting.  With any crossbow, if the bowstring is not perfectly centered on the string latch when cocked, the bow will not shoot straight.  To ensure a perfect draw, grab the string along the sides of the barrel with all four fingers of each hand.  Slide the hands together so that the index fingers of both are clearly against the sides of the barrel (our ACRA-ANGLE barrel allows you to slide your index fingers along the barrel without getting pinched).

 

  • Make sure screws haven’t worked their way loose through vibration.  Check tightness of the foot stirrup setscrews, main assembly bolt and setscrew (loosen the setscrew before trying to tighten the main assembly bolt), stock screws, barrel screws, scope ring screws, etc. 

 

  • The scope may be defective.  Contact the Customer Service Department at 330.628.9245 or email your Return Authorization repair request at www.tenpointcrossbows.com if the scope needs replaced.

 

  • If your groupings are tight with field points but erratic when shooting broadheads.  TenPoint recommends tuning each shaft/broadhead combination before hunting.  Always start with a straight shaft on the arrow, screw on your broadhead and spin your arrow on its tip.  Your arrow and broadhead need to spin without wobbling.  The blades of the broadhead do not need to line up with the fletching – spinning without wobble is more important.

ACUdraw Cord Replacement:

TenPoint part number HCA-401 (Draw Cord) is required.  Do not attempt to use any other cord or material.

  • Remove the two Phillips-head machine screws from each ACUdraw cover, and then remove the covers.
  • Pull the ACUdraw claw and cord all the way out. Attach the claw to the crossbow string.
  • Engage the safety pawl (up position) so the cord will hang loose.
  • Loosen the side screw on each hub (screw where the cord is attached) and remove the cord.  Note:  You can leave one side attached temporarily if you want to use it as a guide.
  • Insert the new cord into the claw.  Note:  If you are having difficulty inserting the new cord into the claw; you can also remove the three screws from each of the claw tops and insert the cord directly onto the claw bottom, feed the cord through the slot at the back of each claw arm, then replace the claw tops and screws.
  • Place the claw with new cord back on the bow string.
  • Thread the first loose end of the draw cord into its corresponding string guide.  Then, thread the cord end through the hub (insert the cord from the inside of the hub, exiting by the hub side screw).
  • Tie a knot in the end of the cord then use a lighter to melt the cord coating.  Note:  Don’t make the knot too large or it will rub on the ACUdraw cover making it harder for the cord to retract.
  • Wrap the cord under the hub screw (almost a full circle) and then tighten the screw. 
  •  Repeat steps 7 – 9 for the other side of the draw cord.
  •  Disengage the pawl and make certain the draw cord is wrapping evenly on both hubs.  Note:  If the cord doesn’t retract when you disengage the pawl, you may need to put tension back on the power spring.
  •  Replace both ACUdraw covers and the Phillips-head machine screws.  Note:  Do not over-tighten the cover screws – the covers could crack/break or the ACUdraw cord may bind up and not retract.

 

          Return the ACUdraw claw to the claw holder and add a slight bit of  tension to the draw cord  (one to two CLICKS are normally sufficient to  secure the claw to the claw holder).

ACUdraw Power Spring Installation:

TenPoint part number HCA-41106 (Retraction Power Spring) is required.  Do not attempt to use a substitute.

 

  • Remove the two Phillips-head machine screws from each ACUdraw cover, and then remove the ACUdraw covers.
  • Pull the ACUdraw claw and cord all the way out.  Attach the claw to the crossbow string.
  • Engage the safety pawl (up position) so the cord will hang loose.  Note:  You don’t need to keep the safety pawl engaged if the power spring is broken.
  • Loosen the side screw on each hub (screw where the cord is attached) then remove both ends of the draw cord.  Note:  The string must be removed completely from both hubs to change a power spring.
  • Disengage the safety pawl and let the power spring unwind on its own.  Note:  If the power spring is broken the spring will already be unwound.
  • Loosen the upper right, cap-headed Allen screw on the left side plate and slip the loop-end of the power spring and the brass bushing off of the screw.
  • Rotate the left hub until the cap-headed allen screw is facing up.  Remove the allen screw and the hub.
  • Pull the excess power spring wraps off of the axle then remove the button-headed allen screw and the end of the spring from the axle. 
  • Line up the flat end of the replacement power spring over the axle (make sure the axle has the recessed, flat area facing up) and insert the button-headed allen screw into the spring and the axle.
  •  Re-install the left hub and screw.  Note:  The side screw on both the left and right hubs should be in the up position when re-installing the left hub.
  •  Holding the power spring close to the hub in your left hand, insert the hand crank into the pawl gear and begin to rotate the crank counter-clockwise.  Continue to rotate the crank until most of the power spring has been wound onto the axle (approximately 20-25 full revolutions) then attach the loop end of the power spring and the brass bushing to the upper right, cap-headed allen screw.  Tighten the Allen screw.
  •  Rotate the crank handle counter-clockwise again until the spring tension feels fairly tight – then turn the crank handle clockwise two full revolutions (taking some of the tension off of the spring).
  •  Engage the safety pawl.  Note:  At this point, keep the crank handle on the pawl gear so the power spring does not accidentally unwind.
  •  Reinstall the draw cord on each hub.

 

        a. Thread the first loose end of the draw cord into its corresponding string guide.  Then, thread the cord end through the hub (insert the cord from the inside of the hub, exiting by the hub side screw).

 

        b. Tie a knot in the end of the cord then use a lighter to melt the cord coating.  Note:  Don’t make the knot too large or it will rub on the ACUdraw cover making it harder for the cord to retract.

 

        c. Wrap the cord under the hub screw (almost a full circle) and then tighten the screw. 

 

        d. Repeat steps a – c for the other side of the draw cord.

 

        e. Disengage the pawl and make certain the draw cord is wrapping evenly on both hubs.  Note:  If the cord doesn’t retract when you disengage the pawl, you may not have enough tension on the power spring (see steps 11 & 12) or the ACUdraw unit may not positioned correctly in the stock.

 

  •  Replace both ACUdraw covers and the Phillips-head machine screws.  Note:  Do not over-tighten the cover screws – the covers could crack/break or the ACUdraw cord may bind up and not retract.

 

Return the ACUdraw claw to the claw holder and add a slight bit of tension to the draw cord (one to two CLICKS are normally sufficient to secure the claw to the claw holder).

 

ACUdraw 50 Cord Installation:

 

TenPoint part number HCA-450 (ACUdraw 50 Draw Cords) is required.  Do not attempt to use any other cord or material.

  • Remove the two Phillips-head machine screws from each ACUdraw 50 cover, and then remove the covers.
  • Pull both ACUdraw 50 hooks and handles all the way out and attach one of the hooks to the crossbow string. 

 

Note:  Keep at least one hook attached to the bow string to prevent the power spring from unwinding.  If the power spring has already unwound, you will need to remove both sets of hooks, handles and cords from the unit prior to re-winding the spring.

 

  • Cut the draw cord that is not attached to the crossbow string (normally you cannot reuse the draw cord once it has been cut).  Remove the hook and handle from the cord and remove the cord and knot that is still inside the axle.
  • Tie a knot in one end of the new draw cord.  Insert the unknotted end into the top of the draw handle and then into the brass pulley on the hook (hook facing up and pointing to the front of the crossbow).  Note:  Insert the cord into the hook from the left side when working on the left side of the unit and insert the cord from the right side when working on the right side of the unit.
  • Thread the cord through the large hole (non-countersunk) in the axle and tie a knot at the end.  Pull the knotted end into the axle’s counter-sunk hole until the knot is fully seated inside the hole.
  • Making sure that the draw cord exits under the silver guidepost at the front of the mechanism, extend the cord and attach the hook to the bowstring (underneath the string with the open end of the hook facing up).
  • Remove the draw cord from the opposite side of the ACUdraw 50 unit then repeat steps 3-6.
  • Count the number of cord wraps on each side of the unit – make sure there is the same amount of wraps on each side.  You will have to thread the cord under the silver guide post each time you make a wrap (loosening the Phillips-head screw in the silver guidepost will help when adding cord wraps then make sure you tighten the screw again when finished).
  • Check to make sure the draw-cords are equal in length.  If they are not, re-tie the knot in one or both of the handles until the cords are even.
  • Once you are certain you do not need to modify the length of either of the draw-cords, you can clip the tail off the knots imbedded in the grip handles.  Using a lighter or a match, burn the end of the cord until it forms a molten ball.  Press the flat side of a butter knife blade against the ball to compress its surface and seal the knot.  Pull the knot back into the recessed hole in the grip handle.
  • Remove both hooks from the string and work the cords forward and backward several times, making sure the axle is spinning freely (if the unit begins to bind, refer to the ACUdraw 50 Troubleshooting section).
  • Replace the hooks on the bowstring and re-attach the ACUdraw 50 covers and screws.  Note:  Inserting the rear cover screw first, loosely, will assist you with lining up the front screw in its proper position.
  • Remove the hooks from the bowstring and let the retraction spring draw the hooks inside the covers.  They will fit perfectly inside the covers if you turn their open ends outward (only the part of the hook with the brass pulley is inserted into the cover).


ACUdraw 50 Power Spring Installation:

TenPoint part number HCA-451 (ACUdraw 50 Retraction Power Spring) is required.  Do not attempt to use a substitute.  Note:  Due to the length of the draw cords after their removal, replacement ACUdraw 50 draw cords (HCA-450) may also be required.

 *Additional items needed:  a cigarette lighter or matches, a butter knife, a Phillips-head screwdriver, a 5/32” Allen wrench, a 5/64” Allen wrench and a #8 common nail. Note:  You must remove the ACUdraw 50 unit completely to replace the power spring. 

1.  Remove the two Phillips-head machine screws from each ACUdraw 50 cover, and then remove the covers.

2.  Pull both ACUdraw 50 hooks and handles all the way out and attach one of the hooks to the crossbow string.

3.  Cut or untie the draw cord that is not attached to the crossbow string (normally you cannot reuse the draw cord once it has been cut).  Remove the hook and handle from the cord and remove the cord and knot that remains inside the axle.

4.  Cut or untie the draw cord on the opposite side.  Note:  Once you cut and/or removed the cord, the axle will spin and the power spring will unwind.  Remove the remaining cord and knot from the axle.

5.  Remove the large white plastic washer and 5/32” Allen screw from the left side of the unit.

6.  Remove screws #1, #2 & #3 & #4 from the right side plate then pull the unit apart, removing it from the stock.  Note:  Hold the power spring close to the right side plate with your fingers to keep it from unwinding all the way as you remove it from the stock.

7.  Fully unwind the power spring and then remove the 5/64” button-head cap screw holding the opposite end of the power spring.

8.  Line up the flat end of the replacement power spring over the axle (make sure the axle has the recessed, flat area facing up) and insert the button-head Allen screw into the spring and the axle.

9.  Insert screw #4 into the right side plate (looking at the unit sideways, it would be the top left hole) and slide the loop end of the power spring over the screw.  Slide the left side plate over the axle, insert screw #4 into the left side plate and finger tighten.

10. Wind the retraction spring clockwise (forward) until tight, making sure the smaller hole on the right axle is facing forward.  Note:  Either turn the large white washer on the right side by hand, or use the 5/64” Allen wrench inserted into the screw holding the white washer in place.

11. Insert a #8 common nail into the smaller hole and let the nail come to rest under the string guide.

 Re-installing the ACUdraw 50 unit: 

1.  Remove the left side plate.  To avoid the loop at the end of the retraction spring slipping off of screw #4, unscrew it only far enough to free it from the left side-plate.  Place your right fore-finger against the head of the Allen screw, and, as you grip both side-plates and begin to pry them apart, wrap the fingers on your right hand around the plate and hold the retraction spring securely in place.  Slide the left side-plate off the spool, making sure the retraction spring remains flat against the right side-plate and screw #4 remains in place.

2.  Keeping the 5/32” Allen screw in place with your thumb so that the screw will not dislodge, insert the assembly into the receiving holes molded into the crossbow’s butt stock.  As you insert the unit, hold the exposed retraction spring in place with your left hand.  Then, push the right side-plate firmly into place against the stock.

3.  Slide the left side-plate onto the spring-loaded spool (axle) and into place against the butt stock.  Squeeze the two plates together with your left hand.  Tighten screw #4 into the left side-plate until it is finger-tight.

4.  Insert and finger-tighten screws #2, #3, and #1 (in that order), being careful that the head of screw #1 passes by the nail and seats cleanly against the side-plate.

5.  Position the white plastic washer (removed in step 5) on the end of the left spool (axle) and screw it securely in place with the 5/32” Allen screw.

6.  Finish tightening the side-plate screws with your Allen wrench.  Do not over-tighten.

      

Installing the Draw-Cords: 

7.  Tie a knot in one end of the new draw cord (unless you are re-using the draw-cords).  Insert the unknotted end into the top of the draw handle and then into the brass pulley on the hook (hook facing up and pointing to the front of the crossbow).  Note:  Insert the cord into the hook from the left side when working on the left side of the unit and insert the cord from the right side when working on the right side of the unit.

8.  Thread the cord through the large hole (non-countersunk) in the axle and tie a knot at the end.  Pull the knotted end into the axle’s counter-sunk hole until the knot is fully seated inside the hole.

9.  Making sure that the draw cord exits under the silver guidepost at the front of the mechanism, extend the cord and attach the hook to the bowstring (underneath the string with the open end of the hook facing up).  Roll the spool forward just enough to remove the nail from the right side of the spool.  Let the spool roll backward slowly, making sure that the left hook stays attached to the string.

10. As you did on the left side, thread the remaining draw-cord through the draw-cord hook. This time thread the cord from the right side of the hook, and then tie a knot at the end.  Pull the knotted end into the spool’s counter-sunk hole.

11. Count the number of cord wraps on the left spool and wrap the right spool clockwise with the same number.  You will have to thread the cord under the silver guidepost each time you make a wrap (loosening the Phillips-head screw in the silver guidepost will help when adding cord wraps then make sure you tighten the screw again when finished).  Attach the right draw-cord hook to the bowstring with the open end of the hook facing up.

12. Check to make sure the draw-cords are equal in length.  If they are not, refer to the ACUdraw 50 Troubleshooting section.

13. Once you are certain you do not need to modify the length of either of the draw-cords, you can clip the tail off the knots imbedded in the grip handles.  Using a lighter or match burn the end of the cord until it forms a molten ball.  Press the flat side of a butter knife blade against the ball to compress its surface and seal the knot.  Pull the knot back into the recessed hole in the grip handle.

14. Remove both hooks from the string and work the cords forward and backward several times, making sure the axle is spinning freely.  If it binds, refer to the ACUdraw 50 Troubleshooting section.

15. Replace the hooks on the bowstring.

16. Attach the covers.  Place the right side cover over the plates and line up the screw holes.  Insert and hand-tighten the front screw, making sure it stays below the draw-cord.  Tighten the screws and then attach the left side cover the same way.

Returning Your Crossbow for Service:

Before returning any item to TenPoint Crossbow Technologies, you must email or call the Customer Service Department for a Return Authorization Number (RA Number).   Email your request at www.tenpointcrossbows.com > Warranty > Return Authorization Form or call Customer Service at 330-628-9245 and select option #2.  Missing or incorrect information will result in a delay when processing the RA number request.

 

To complete the return authorization request, a valid serial number and crossbow model are required.  The crossbow serial number is located on a ‘Made in U.S.A.” sticker that is located on the left side of the crossbow on TenPoint Series crossbows and between the top and bottom of the UL TriLoc barrel on 6 Point Series crossbows.  The model name is located on the right side of the crossbow.

 

An RA Number is valid for 30 days.  After 30 days you must call and request another number.  All returns must have the RA Number boldly marked on the outside of each box, be properly packaged to prevent damage during shipment and be shipped freight prepaid (freight collect and COD returns will not be accepted).

 

Ship all RA’s to:

 

TenPoint Crossbow Technologies

1325 Waterloo Road

Mogadore, Ohio 44260

 

Please include a description of the problem, your name, address and telephone number inside the box.  Products under warranty will be repaired or replaced at TenPoint Crossbow Technologies’ discretion.  All returns without an RA Number on the outside of the box will be refused.  Freight charges will not be refunded.

 

The Customer Service Department will contact you if payment is required.  Returned RA’s will ship immediately upon warranty repair or payment.



 

 

 


Still have questions that were not answered here?

You can reach us by telephone at (330) 628-9245. When contacting us, please include your name and telephone number so that we can contact you if necessary. Or online via email at tenpointsupport@tenpointcrossbows.com, or fill out our online Contact Form.



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