[Chevelle-list] 700r4 TV Cable Adjustment
Rick Schaefer
rickas at gmail.com
Thu Sep 27 20:09:50 MDT 2007
Mike
You are correct. Actually I disconnected all of the cables to remove the
TPI system. Reinstalled TPI and am reconnecting the same cables. I'm
gonna bite the bullet. The front end is 18 inches in the air, it will be
no problem to drop the pan. Do it RIGHT, do it ONCE.
Tim - Sounds right to me.
On 9/27/07, bad66chevelle454 at aol.com <bad66chevelle454 at aol.com> wrote:
>
> Rick,
>
> Well I need to flush my 700R4 anyways, so I'll adjust it then. When the TV
> cable wasnt adjusted, it shifted really slow between gears...and it would
> shift from 1st, to second, then instantly into 3rd. Once I got that TV Cable
> adjusted up, it really made a world of difference. Before I thought the
> converter was going out or something. How I adjusted was basically had my
> Dad hold it WOT, then pulled the TV cable till it was almost pulled out the
> entire way, then tighten up the allen screw. It seems to be working perfect
> right now. I'll still check it when I have the pan down. Thanks for the
> help,
>
> -Tim
>
>
> -----Original Message-----
> From: Rick Schaefer <rickas at gmail.com>
> To: The Chevelle Mailing List <chevelle-list at chevelles.net>
> Sent: Wed, 26 Sep 2007 8:02 pm
> Subject: Re: [Chevelle-list] 700r4 TV Cable Adjustment
>
> Mike, I understood what you were saying about WOT. Several web pages
> that I looked at just said to ensure that at WOT, the cable can not pull out
> further. I assume ( we'll see where that gets me) that if the cable is
> fully extended then the plunger must be at full travel. Would that be
> correct? I just hate to drop the tranny pan. On the other hand I'd hate
> it more to burn up the tranny.
>
> bad66 - The TV cable adjustment is critical. If its not correct you
> can burn up the tranny within just a few miles. Or so I've read on many web
> pages. I was looking for info on adjusting it by the pressure readings, but
> Mike reminded me of the remove the pan & visually check the plunger
> method.
>
> I am concerned right now because I had the TPI system apart and want
> to get the TV cable adjustment right. If you have been driving yours a
> while & everything works correctly I'd say that you are close enough. Do a
> google search (there is a LOT on the web) or read the links that Mike
> provided earlier for better info than I can provide.
>
>
> On 9/26/07, Mike Holleman <mholleman at ec.rr.com> wrote:
> >
> > Rick, The procedure is the same for the TPI system. I didn't catch that
> > in your post. What is important is that you are getting WOT and that the
> > plunger get's fully stroked.
> > Mike
> >
> > ----- Original Message -----
> > *From:* Rick Schaefer <rickas at gmail.com>
> > *To:* The Chevelle Mailing List <chevelle-list at chevelles.net>
> > *Sent:* Wednesday, September 26, 2007 3:05 PM
> > *Subject:* Re: [Chevelle-list] 700r4 TV Cable Adjustment
> >
> >
> > Thank You Dale, that should work most excellently! And Mike thanx
> > for the information. This is for a TPI system, not carb. But I know that
> > the procedure is the same, just different bracket. That info looks very
> > familiar, I forgot about it. I used that procedure when I first
> > installed the 700 with a carburetor . Messy but I know it works.
> >
> > On 9/26/07, Mike Holleman <mholleman at ec.rr.com > wrote:
> > >
> > > Rick, The best way to set the TV cable requires the pan off the
> > > trans. You disconnect the TV cable at the carb, make sure the throttle is
> > > giving you WOT. Then connect the cable and get a friend to mash the pedal to
> > > WOT. The plunger that is activated by the TV cable needs to be fully pushed
> > > into the valve body, basically flushed. If it is not adjust the cable
> > > tension until it is. If you are using BTO's brackets on the carb end and a
> > > Lokar cable, this is the basic adjustment. If you are just changing out a
> > > cable you need not worry about any pressure settings.
> > > Mike Holleman
> > >
> > > ----- Original Message -----
> > > *From:* Rick Schaefer <rickas at gmail.com>
> > > *To:* The Chevelle Mailing List <chevelle-list at chevelles.net>
> > > *Sent:* Wednesday, September 26, 2007 10:41 AM
> > > *Subject:* Re: [Chevelle-list] 700r4 TV Cable Adjustment
> > >
> > >
> > > Thanx Brad, but that particular post & most everything else I've
> > > googled refer to a stock cable. There is no tab to push down with the LOKAR
> > > cable. Its a braided cable, adjusted by movement of lock nuts at the mount
> > > bracket.
> > >
> > > The TV Made EZ page & its links give the procedure with a braided
> > > cable, but not the specific pressures to look for. Bowtie OD wants you to
> > > record the pressues, email them, and then they tell you what adjustments to
> > > make (as far as I could find).
> > >
> > > Late last nite I found a Swedish (I think) web site thgat gave the
> > > pressures in KpA (??) and if I can find some type of conversion chart it may
> > > help. Any more info will sure be appreciated. I've had great luck &
> > > reliability with this tranny for 10 years & don't want to burn it up now.
> > >
> > > On 9/26/07, Brad Waller <brad at epage.com> wrote:
> > > >
> > > > Rick Schaefer wrote:
> > > >
> > > > Does anyone have instructions/advice for adjusting the TV cable
> > > > on my 700? I am using a LOKAR TV Cable & Bracket on a TPI motor, not the
> > > > stock zip & click stock cable. When I installed it several years ago, I
> > > > adjusted it using a gauge and had to read specific pressure ranges for each
> > > > gear. I can't find the info used back then. Thanx
> > > >
> > > > --
> > > > Rick Schaefer
> > > > 72 TPI El Camino
> > > >
> > > > One reference (from Corvette Forum):
> > > > The TV cable adjustment is made on the side of the carb. It is
> > > > something that can be done in a few minutes. If your pivot point is correct
> > > > all you do is push in the metal tab on the cable mount and push the nose
> > > > towards the firewall or into the mounting bracket then take the carb
> > > > throttle linkage and give it full throttle until the cable ratcheted out and
> > > > the butterflies of the carb are at full throttle position. This should
> > > > adjust the TV cable correctly. If you make the cable shorter by pushing it
> > > > into the body the shifts are alot harder You can try this but the 1st time
> > > > you floor it the cable will self adjust. I mentioned the throttle stud must
> > > > be in the correct location so that at a given throttle position the TV cable
> > > > is pulled out the correct amount for line pressure. I have these demensions
> > > > but not here. The shop that rebuilt my transmission wanted my copy for their
> > > > files. Remember to adjust the TV cable nothing but the aircleaner must come
> > > > off.
> > > >
> > > > Chevelle Forum: http://www.chevelles.com/forums/archive/index.php/t-79170.html
> > > >
> > > >
> > > > Bowtie Overdrives has a detailed PDF on this and more:
> > > > http://www.bowtieoverdrives.com/Instructions/TV_101-1.pdf
> > > >
> > > > You can also read a few other sites:
> > > > http://www.gnttype.org/techarea/transmission/tvcable.html
> > > > http://www.transmissioncenter.net/subject.htm
> > > > --
> > > >
> > > > Brad Waller
> > > >
> > > >
> > >
> > >
> > > --
> > > Rick Schaefer
> > > 72 TPI El Camino
> > >
> > > ------------------------------
> > > No virus found in this incoming message.
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> > > 9/25/2007 8:02 AM
> > >
> > >
> >
> >
> > --
> > Rick Schaefer
> > 72 TPI El Camino
> >
> > ------------------------------
> > No virus found in this incoming message.
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> > 9/25/2007 8:02 AM
> >
> >
>
>
> --
> Rick Schaefer
> 72 TPI El Camino
>
>
> ------------------------------
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>
--
Rick Schaefer
72 TPI El Camino
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