[Vwdiesel] Injection pump timing?

Jason uberhare at gmail.com
Fri Dec 27 19:34:25 PST 2013 

If it is a true AAZ pump it will have another solenoid off the front.
There will be a line running out of the advance cover up to the pressure
control valve.  On my mobile or I'd get you a pic.

Jason
On Dec 27, 2013 10:26 PM, "ralph meyermann" <ralphmeyermann at gmail.com>
wrote:

> I removed the extra external throttle switch from my pump and believe the
> only thing electronic on it is the shut off solenoid. It was sold to me as
> an AAZ and a mfr date on the alternator is 4/95 as my memory serves me. Ill
> check for other connections and for part number of pump. I just want it to
> run at optimum for the heavy beast it is pushing down the road. Thanks for
> your insight!
>
> Velma 82 1.9L AAZ td westy
> On Dec 27, 2013 8:24 PM, "Mark Shepherd" <mark at shepher.fsnet.co.uk> wrote:
>
> > According to my books the AAZ was timed as a stand alone engine to 0.9,
> > allowable test 0.83 to 0.97. Same for the 1Y [pre October 1994] Locking
> Pins
> > used for later pumps with fast idle. Idle 900rpm, 1050rpm for fast idle.
> > In situ of a mk3 Golf/Vento, AAZ pre Oct 1994, set to 0.8, allowable test
> > figure 0.73 to 0.83, for the dual stage injectors, but the single stage
> 1Y
> > set to 0.9 as
> > above.
> > I assume that the AAZ Engine came with single stage injectors if not
> > specified...
> >
> > ========================================
> > Message Received: Dec 28 2013, 01:39 AM
> > From: "Jason"
> > To: "ralph meyermann"
> > Cc: "vw fans"
> > Subject: Re: [Vwdiesel] Injection pump timing?
> >
> > Here is a modification I recommend for the AAZ pump. There is a timing
> > retard solenoid on the front of the pump. Wire it to be powered full time
> > with the fuel shut off switch. Then re-time it as you would a 1.6TD. I
> > seem to recall .95 working well. That solenoid retards fuel timing below
> > 2000 rpm for emissions. It also reduces performance.
> >
> > Jason
> >
> >
> >
> >
> >
> > On Fri, Dec 27, 2013 at 7:54 PM, ralph meyermann
> > wrote:
> >
> > > I'll, get the part number off the pump to make sure. That'll probably
> be
> > on
> > > Sunday.
> > >
> > > Velma 82 1.9L AAZ td westy
> > > On Dec 27, 2013 12:40 PM,  wrote:
> > >
> > > > Unfortunately there are two different specs for AAZ timing. On pump
> is
> > > > timed like all the previous 1.6’s the other is not.. I have the
> > > > instructions somewhere for the one that is not, I believe. Haydeh
> > > >
> > > > On Dec 27, 2013, at 11:01 AM, Bryan Belman
> > > wrote:
> > > >
> > > > > Loren, he is using the 1.9TD pump from an AAZ. I have one in the
> > > > garage, I will get the part number.
> > > > > I need the timing spec as well for another day when I get the pump
> on
> > > > the block.
> > > > > I just googled and found this for 1.9TD AAZ pump.
> > > > > MK3 / A3 chassis (1993-1997):
> > > > > Engine AAZ (1.9l turbo) 0.80
> > > > > +/- 0.02 mm
> > > > >
> > > > > Wow, check this guys directions out on how to do the pump timing.
> > > > > Incredible, thank you so much for creating this.
> > > > > I wish I had found this 15 years ago.
> > > > > I do it so little that I always need to reference my notes when
> > setting
> > > > pump timing.
> > > > >
> > > >
> > >
> >
> http://vincewaldon.com/index.php?option=com_content&task=view&id=24&Itemid=26
> > > > >
> > > > >
> > > > >
> > > > > My 1.9NA pump is .090mm +/- a bit.
> > > > >
> > > > >
> > > > >
> > > > > Bryan Belman, Pt. Pleasant, NJ
> > > > > 04 Jetta Wagon TDI PD BEW, 100hp, 5sp -- running :<)
> > > > > 04 Golf TDI PD BEW, 100hp, 5sp Tiptronic Auto -- running :<)
> > > > > 82 Diesel Westy 1.9NA 1Y -- running :<)
> > > > > 70 Type 1 Beetle -- Under Restoration forever:-)
> > > > >
> > > > >
> > > > >
> > > > > On Friday, December 27, 2013 6:02 AM, "lbaird119 at aol.com" <
> > > > lbaird119 at aol.com> wrote:
> > > > >
> > > > >
> > > > > I'm not a big fan of just putting in a lower temp thermoswitch.
> > > > They're designed to go with the thermostat. Change stat temp, change
> > > the
> > > > thermoswitch. Just change one and not use the correct one of the
> other
> > > and
> > > > the fan will either run way too much or not enough.
> > > > > Make sure you're actually running hot, with a thermometer (IR or
> what
> > > > have you) rather than just using the gauge. They vary. Only in a
> > > Vanagon
> > > > would I suspect the timing could be off enough to overheat but power
> > > should
> > > > be equally low. What the pump number in case someone has the specs?
> > > > Should be 068...
> > > > > Loren
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > -----Original Message-----
> > > > > From: ralph meyermann
> > > > > To: Bryan Belman
> > > > > Cc: vwdiesel
> > > > > Sent: Thu, Dec 26, 2013 9:31 pm
> > > > > Subject: Re: [Vwdiesel] Injection pump timing?
> > > > >
> > > > >
> > > > > I'm using the injection pump that came with the AAZ. The water pump
> > is
> > > > > ewish and of all metal construction, it was used in the 1.6 na
> with a
> > > > > ingle V belt conversion I purchased from Scott at turbo vans and
> not
> > > had
> > > > > ny issues on the 1.6? The oil cooler hoses come out of the main
> > > coolant
> > > > > oses. I wonder if my timing is retarded thus adding more fuel/heat
> to
> > > > > chieve the power/speed desired? Planning on getting the dimensions
> of
> > > my
> > > > > adiator shroud to see if I can upgrade the cooling fans and a lower
> > > temp
> > > > > an switch.
> > > > >
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