BMI Racing Copperhead 10 Скачать руководство пользователя страница 3

Front suspension assembly

Locate your lower front suspension arms and 

the hard anodized alloy pivot balls.  Note that the 
arms are not symmetrical. 

Pop the pivot balls into the arms with the 

shoulder on the ball facing up.  Do this by placing the 
ball on a hard flat surface and placing the arm over 
the ball.  Carefully push the arm down over the pivot 
ball.  Be careful. It will take a lot of force.

Special Note

:

The best way to install the pivot balls is with an IRS 
pivot ball tool (www.teamirsrc.com, IRS1376).  If the 
pivot balls are tight you can over tighten this tool, after 
the ball snaps in, a little at a time until the ball moves 
freely.

Locate your upper suspension arm rod ends. 

Note that the top side of the rod end opening is 
smaller than the bottom

With a hobby knife, carefully chamfer the top 

of the rod ends opening.  This creates clearance for 
the king pin shims that will go here later.  This will 
ensure there is no binding in the suspension.

The inset picture shows a finished rod end.

Step 1

Step 2

Locate the two remaining hard anodized alloy pivot 
balls and snap them into the upper arm rod ends with 
the shoulder on the ball facing down. As with the lower 
arms, squeeze the rod ends if the balls do not move 
freely.

Locate the upper suspension arms,  the upper arm 
turnbuckles and assemble as shown above.

We prefer to thread the right hand thread portions 
of the turnbuckles into the rod ends and the left 
hand thread into the upper arms.

Note

The arms have a bottom and a top.  They have 
small circular impressions on the bottoms.

Step 3

Step 4

Step 5

Locate the 10 degree reactive caster upper 
suspension mounts, upper suspension hinge pin, 
e-clip and nylon caster spacers.

Assemble as shown.

Make sure the upper suspension arms pivots 
freely.  If there is any binding at all, the car may 
handle poorly.  If the upper arms are tight, use the 
back of a hobby knife to scrape the front and back 
of the reactive caster blocks and the inside of the 
upper suspension arms to make more clearance 
for the caster spacers.  Take your time here and 
get it right!  

Special Note

:

The Copperhead 10 uses IRS upper hinge pins 
and does not require setscrews in the upper 
suspension arm mounts.

Содержание Copperhead 10

Страница 1: ...Version 1 00 4 2 2010 ...

Страница 2: ...erhead 10 is the first 2nd generation World GT car After two years of racing and testing we had more than few good ideas that we wanted to incorporate in our next World GT car As the concept for the new car started to come together we realized this was not going to be a DB10RRR There we too many subtle tweaks changes in suspension geometry altering the chassis torsional stiffness as well as optimi...

Страница 3: ...d end Step 1 Step 2 Locate the two remaining hard anodized alloy pivot balls and snap them into the upper arm rod ends with the shoulder on the ball facing down As with the lower arms squeeze the rod ends if the balls do not move freely Locate the upper suspension arms the upper arm turnbuckles and assemble as shown above We prefer to thread the right hand thread portions of the turnbuckles into t...

Страница 4: ...m on the king pin 4 Slide the steering spindle onto the king pin 5 Slide the king pin through the pivot ball in the lower suspension arm 1 Slide the spring onto the king pin 2 Place a nylon spring perch and one 1 8 shim onto the king pin then snap an e clip on to the bottom of the king pin 3 Repeat for the other side of the front suspension Locate 2 steel 1 8 king pins 12 1 8 shims 2 e clips and 2...

Страница 5: ... into holes in the lower chassis to provide alignment at different width settings Step 11 Pass a 4 40 x 3 8 flat head screw through the bottom of the chassis and track adjuster plate Secure it with an alloy lock nut Locate four 8 32 x 5 8 screws and 4 thick nylon lower suspension arm risers Pass a screw through the chassis a track adjuster plate and slide a thick nylon riser over the screw Start t...

Страница 6: ...pivot assembly should face down towards the chassis The pivot ball has a 3 32 hex in the top so you can use a wrench to tighten it firmly Attach the rear lower pod plate to the center pivot assembly with two 4 40 x 3 8 flat head screws Step 14 Step 15 Attach the two flex plate assemblies to thelower pod plate with 4 40 x 1 4 flat head screws Use the 3 32 hex in the top of the pivot balls to tighte...

Страница 7: ...ized threaded spacers as shown with 4 40 x flat head screws 1 Attach the carbon chassis brace to the chassis with 2 4 40 x flat head screws by threading them into the long alloy threaded posts at the rear corners of the chassis 2 Attach the alloy pivot balls to the bottom of the pod top plate and the tops pf the side wings as shown above Secure them with alloy lock nuts 3 Attach a black medium bal...

Страница 8: ...s on the pod top plate and wings Note If you feel play between your ball cups and ball studs you can place a single layer of plastic bag material between your ball cup and ball stud then snap them together This will cut and insert a disc of plastic into your ball cup reducing or eliminating the play If you still feel play repeat the process Attach 2 long alloy stand offs to the chassis in the loca...

Страница 9: ...b bearing Locate the rear axle parts bag There are a couple of steps that can make your diff last longer that should be done at this time Use the right alloy diff hub as a holder and sand both sides of each diff ring on 600 grit sand paper using electric motor cleaner spray as a lubricant Sand until you see an even scoring pattern across the face of each diff ring Clean them with motor spray and s...

Страница 10: ...ep 25 Angled Mounting Flat Mounting You have two servo mounting options with the Copperhead 10 Angled or Flat The new BMI Servo Mounts have holes to allow either mounting option The Reactive Caster front suspension used on the Copperhead 10 is designed to function best with angled servo mounting The hardware supplied with this kit is what you need for angled mounting If you wish to mount your serv...

Страница 11: ...g point You will need to reset their length after setting your camber in order to achieve the desired amount of front toe Note You can use the same plastic bag trick mentioned in Step 18 to remove play in your steering linkage Remember you want to remove play but still have totally free movement in the links Any friction at all is unacceptable and will make you car not center properly after steeri...

Страница 12: ...weight distribution 2 The electronics are located in the most efficient location short power wires tidy receiver wiring You have the option of running the batteries down the center or across the chassis as shown in the picture This will give you the option to run your electronics however you may choose We recommend running them as shown as it did yield the best overall result However the option is...

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