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jwt clutch & flywheel wont work after install.

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Old May 17, 2007 | 04:42 AM
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Default jwt clutch & flywheel wont work after install.

hey guys,

any ideas?

my mechanic has just installed my jwt clutch and flywheel,
and after install clutch feels spongy and wont select gears..

thats about the most info i can give at the moment,
any help/ideas? i dont care how obvious and stupid some answers will be,
cause apparantly he has had a few guys look at it, and they have no idea...

yeeha for me...

so im just throwing it out there
im pretty sure he also said when he uses the stainless clutch line, the clutch is rock hard, so he isnt using it at the moment.

any obvious stupid things that has been forgotten?
any help is appreciated.

thanks
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Old May 17, 2007 | 05:44 AM
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https://my350z.com/forum/engine-and-drivetrain/234074-heeeelllllp-flywheel-problem-need-help.html

When i got my jwt clutch and flywheel install the dealer f'ed everything up

i think they said that there ae two ways to install the flywheel, one for our z/g's and one for maximas
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Old May 17, 2007 | 05:45 AM
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goodluck
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Old May 17, 2007 | 08:03 AM
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Assuming it was installed correctly, pedal needs to be adjusted. Your engagement point is at or below the floor. You need to twist the adjuster rod out of the pedal to push the actuation rod into the firewall a little. This is because the JWT flywheel is thinner than the OEM one.
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Old May 20, 2007 | 07:32 PM
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thanks for the reply guys,

what does anyone think about this

finally after 10 days.
my mechanic had to call in a racing clutch specialist, and he was telling him that this is most definatly a reconditioned clutch, anyway that wasnt the problem, but does that sound normal? all JWT clutches are reconditioned ?

the problem was the flywheel, apparantly they needed to skim the face as it wasnt straight, and was a little rough, this is why it was not working. as it is all fine now.

anyone have similar issues? or is it pretty standard to have to skim the face of new flywheels, the clutch guy says that you should.
so just wanted some other peoples opinions.

all is left is to pay the labour.. haha 10 days worth....
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Old May 20, 2007 | 07:36 PM
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Originally Posted by WhiteZed
thanks for the reply guys,

what does anyone think about this

finally after 10 days.
my mechanic had to call in a racing clutch specialist, and he was telling him that this is most definatly a reconditioned clutch, anyway that wasnt the problem, but does that sound normal? all JWT clutches are reconditioned ?

the problem was the flywheel, apparantly they needed to skim the face as it wasnt straight, and was a little rough, this is why it was not working. as it is all fine now.

anyone have similar issues? or is it pretty standard to have to skim the face of new flywheels, the clutch guy says that you should.
so just wanted some other peoples opinions.

all is left is to pay the labour.. haha 10 days worth....
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Old May 20, 2007 | 07:42 PM
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new clutch reconditioned???
new flywheel warped???


did you buy this stuff used?
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Old May 20, 2007 | 07:56 PM
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Originally Posted by nicholasm617
new clutch reconditioned???
new flywheel warped???


did you buy this stuff used?
nope.
bought it off a vendor off this site
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Old May 20, 2007 | 08:00 PM
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First of all ---the obvious ---Bleeding....Second of all ---a stainless line would help overcome the higher pressure plate force---Third of all ---There are a dozen tricks to make a clutch install perfect and very few installers know them
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Old May 20, 2007 | 09:26 PM
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Originally Posted by WhiteZed
thanks for the reply guys,

what does anyone think about this

finally after 10 days.
my mechanic had to call in a racing clutch specialist, and he was telling him that this is most definatly a reconditioned clutch, anyway that wasnt the problem, but does that sound normal? all JWT clutches are reconditioned ?

the problem was the flywheel, apparantly they needed to skim the face as it wasnt straight, and was a little rough, this is why it was not working. as it is all fine now.

anyone have similar issues? or is it pretty standard to have to skim the face of new flywheels, the clutch guy says that you should.
so just wanted some other peoples opinions.

all is left is to pay the labour.. haha 10 days worth....
What do you mean by reconditioned? The clutch should be new, but it is merely a modfied version of the the oem clutch. The flywheel should have come ready to install. No machining needed.

The problem you seemed to have is a mechanic that doesn't seem to know what he is doing. I had a guy install the JWT at my shop. He was done and had the same issue as you. So I called in 'my' mechanic and all it needed was a proper bleeding and adjustment
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Old May 20, 2007 | 10:26 PM
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BTW You dont "skim" or resurface a JWT---You buy a new surface plate
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Old May 21, 2007 | 12:11 AM
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Originally Posted by Zivman
What do you mean by reconditioned? The clutch should be new, but it is merely a modfied version of the the oem clutch. The flywheel should have come ready to install. No machining needed.

The problem you seemed to have is a mechanic that doesn't seem to know what he is doing. I had a guy install the JWT at my shop. He was done and had the same issue as you. So I called in 'my' mechanic and all it needed was a proper bleeding and adjustment

+1 on everything he just said
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Old May 21, 2007 | 04:32 AM
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ok picked my car up today.
it was the clutch disk that needed skimming not the flywheel.

anyway... it drives good so far.

labour was more expencive then the parts...

apparantly as soon as the disk was skimmed, everything worked..
ideas?? opinions??
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Old May 21, 2007 | 07:14 AM
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In all my years of installing clutchs.....and Im always open to new information, Iv never heard of a disc having to be "skimmed" or anything being done to it for that matter
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Old May 21, 2007 | 07:45 AM
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sounds like you got scam man? new clutch and new flywheel should have been no problem.
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Old May 21, 2007 | 04:45 PM
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i would not of thought so either, but i thought i would post on here just to see if anyone has had too.
i might email jwt see what they say, cause this turned into an expencive clutch.

despite all the problems, everything works now

thanks for all the input guys.
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Old May 21, 2007 | 06:28 PM
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just some info for everyone.

i dont think i was screwed, i have been going to my mechanic for the last 7 years, and dad has for a lot longer.
he is a little expencive, but i would rather pay him the extra money cause i know he looks after the car, vs having a 17 year old apprentice at the dealership who doesnt care about the car.

JWT response was, if everything was bled and adjusted properly
it might need the oem disk fitted as the jwt is about 1mm thicker than oem..

hence why it was needing skimming
would of been nice to know this at the beginning..

now everything works well. and i am really happy with how it turned out.
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Old May 21, 2007 | 06:59 PM
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Interesting
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Old May 21, 2007 | 07:56 PM
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i just hope that helps someone else,
cause i had to pay a lot of labour to have that figured out.

as i said i wish that was clearly pointed out in the beginning,
but i have not read of anyone else having any issues.

just bad luck i guess.
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Old May 21, 2007 | 08:06 PM
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I dont have one, but a good clutch shop will have a machine where they can assemble, and test release, on the bench---I do that with big tractors or diesels just to cover my ***----but !! generally what they do is adjust the accuators on the Pressure plate
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