Re: RE: Re: RE: RE: Setting Distributor Drive Timing (Fuel Sync) without

From: BlackDak93 (stephen.barnett@worldnet.att.net)
Date: Sun Jun 13 2004 - 18:27:55 EDT


My only question is, since there is a few degress of difference, do you set
it to where it just goes, high, just goes low, or somewhere in between?
I tried all three today, and quite honestly, I can't "feel" any difference.
""greg conner"" <dodgeboy93@hotmail.com> wrote in message
news:BAY15-F34ipsKR6sB8d000a8444@hotmail.com...
>
> The voltmeter approach is fairly accurate. I've set the sync on quite a
few
> trucks with a voltmeter then later checked it with a scantool. The
> voltmeter approach has allways gotten me + - 2 deg of being dead on if not
> dead on. The best way is still to set it with a scantool.
>
> As far as oil pump driveshaft orientation goes, on both the magnum and la
> engines the slot in the drive shaft gear is to be pointing one tooth
> conterclockwise of straight ahead, as bernd stated earlier. The slot will
> actually be pointing at the the number 1 cylinder front intake bolt hole.
>
>
>
> Greg Conner
> 1996 RC
> 3.9 hybrid
>
>
>
>
>
> >From: "Bernd D. Ratsch" <fasstdak@hotmail.com>
> >Reply-To: dakota-truck@dakota-truck.net
> >To: <dakota-truck@dakota-truck.net>
> >Subject: DML: RE: Re: RE: RE: Setting Distributor Drive Timing (Fuel
Sync)
> >without DRB
> >Date: Sun, 13 Jun 2004 14:29:16 -0500
> >
> >
> >On some of the older ('94 and older) vehicles, you can't set the sync
with
> >the DRB. Is the voltmeter way inaccurate? Guess how DC techs were doing
> >this before the DRB - voltmeter. While I respect KRC's opinion on how to
> >set sync, they don't work for DC.
> >
> >Proper way is still with the DRB (or any scanner that can show Fuel
Sync -
> >SnapOn MT2500 for example) - just make sure you install the distributor
> >correctly (aligned properly).
> >
> >- Bernd
> >
> >-----Original Message-----
> >From: owner-dakota-truck@bent.twistedbits.net
> >[mailto:owner-dakota-truck@bent.twistedbits.net] On Behalf Of BlackDak93
> >Sent: Sunday, June 13, 2004 1:16 PM
> >To: dakota-truck-moderator@bent.twistedbits.net
> >Subject: DML: Re: RE: RE: Setting Distributor Drive Timing (Fuel Sync)
> >without DRB
> >
> >
> >
> >If I read KRC's procedure correctly, they are talking about setting the
> >timing mark to TDC for timing the distributor, not setting fuel sync.
Their
> >procedure does not state how to set fuel sync with a voltmeter, as they
say
> >it is inaccurate. The procedure below addresses how to set the initial
sync
> >without a DRB scan tool. I think this is the discrepancy.
> >
> >
> >""Bernd D. Ratsch"" <fasstdak@hotmail.com> wrote in message
> >news:000a01c4516f$b8915b10$020aa8c0@bernd...
> > >
> > > Yes...that's the official and correct way to set initial sync as per
> > > DC.
> >If
> > > not set properly, you can had adverse performance. The proper way is
> >still
> > > to properly align the distributor and then set sync via the DRB or any
> >other
> > > scanner that shows Fuel Sync at 1000rpm (not to be set above or below
> > > 1000rpm).
> > >
> > > - Bernd
> > >
> > > -----Original Message-----
> > > From: owner-dakota-truck@bent.twistedbits.net
> > > [mailto:owner-dakota-truck@bent.twistedbits.net] On Behalf Of James
> > > Calder
> > > Sent: Sunday, June 13, 2004 11:50 AM
> > > To: dakota-truck@dakota-truck.net
> > > Subject: DML: RE: Setting Distributor Drive Timing (Fuel Sync) without
> >DRB
> > >
> > >
> > >
> > > There seems to be a discrepancy to as where the mark on the damper
> > > should be. Some people say the damper should be right on the TDC mark
> > > (like
> >KRC's
> > > write-up) while others say it needs to be advanced to the V8/V6 mark
> > > on
> >the
> > > damper. If the procedure below is as per DC, what's the difference
> > > when going by the actual TDC mark and not the V8/V6 mark? Can this
> > > have an adverse affect?
> > >
> > >
> > > -----Original Message-----
> > > From: owner-dakota-truck@bent.twistedbits.net
> > > [mailto:owner-dakota-truck@bent.twistedbits.net] On Behalf Of Bernd D.
> > > Ratsch
> > > Sent: Sunday, June 13, 2004 9:17 AM
> > > To: dakota-truck@dakota-truck.net
> > > Subject: DML: Setting Distributor Drive Timing (Fuel Sync) without DRB
> > >
> > >
> > >
> > > This is a base setting for those without a DRB or other scanner that
> > > shows Fuel Sync...but you still should have it checked for proper
> > > setting on
> >Fuel
> > > Sync. Correct procedure from DC as well.
> > >
> > >
> > > Distributor Indexing
> > >
> > > SYMPTOM/CONDITION:
> > > Vehicles may exhibit surging, light bucking, or intermittent engine
> > > misfiring. This will most likely occur when the vehicle is at
> > > operating temperature, and under a light load at approximately 2000
> > > RPM. This condition may be caused by a mis-indexed distributor. The
> > > following procedure is an alternative to the indexing procedure
> > > outlined in the service manual.
> > >
> > > REPAIR PROCEDURE:
> > > This procedure outlines an alternative distributor indexing procedure.
> > >
> > > Connect a voltmeter to the distributor sensor connector by removing
> > > the
> >end
> > > seal and carefully back probing the connector. Connect the positive
> > > lead
> >to
> > > the sensor output pin (pin 3, either a tan wire with a yellow tracer
> > > or a gray wire, depending on vehicle application). Connect the
> > > negative lead to the sensor ground pin (pin 2, a black wire with a
> > > light blue tracer). Rotate the engine clockwise as viewed from the
> > > front, until the number one piston is at Top Dead Center (TDC) of the
> > > compression stroke. The timing mark on the vibration damper should
> > > line up with the zero degree (TDC)
> >mark
> > > on the timing chain case cover.
> > > Continue to rotate the engine slowly clockwise until the V6 or V8 mark
> > > (depending on engine type) lines up with the zero degree (TDC) mark on
> > > the timing chain case cover. The V8 mark is 17.5°after TDC and the V6
> > > mark is 147°after TDC. NOTE: DO NOT ROTATE THE ENGINE COUNTER
> > > CLOCKWISE. IF THE ENGINE IS ROTATED BEYOND THE MARK, RETURN TO STEP 2
> > > AND REPEAT THE PROCEDURE. Loosen the distributor clamp bolt.
> > > With the ignition switch in the ON position, rotate the distributor
> >slightly
> > > in either direction until the voltmeter switches between the sensor
> > > transition point of 0 and 5 volts. Adjust the distributor as close as
> > > possible to either side of this transition point and tighten the
> > > distributor clamp bolt to 19-26 N-m (170-230 in.lbs.) .
> > >
> > >
> >
> >
>
> _________________________________________________________________
> Get fast, reliable Internet access with MSN 9 Dial-up - now 3 months FREE!
> http://join.msn.click-url.com/go/onm00200361ave/direct/01/
>



This archive was generated by hypermail 2b29 : Thu Jul 01 2004 - 00:15:16 EDT