[Vwdiesel] TD injector rebuild

[Shawn Wright]

On 30 Dec 2004 at 22:42, Libbybapa at wmconnect.com <Libbybapa at wmconnect.com> 
wrote:

> Well, I worked on my injectors today.  Perhaps my methods are unorthodox, but 
> they seem to work.  I swapped the nozzles for new ones.  I then gauged the 
> breaking pressures with the new nozzles.  I replaced shims to get close to the 
> breaking pressures I wanted.  I then found that I could hand lap (fine 
> sandpaper on flat) the injector mating surface of top half of injector to increase 
> breaking pressure, or the ends of the spring to lower it.  I was able to balance 
> them to within a few psi of each other.  Impressive the fast stoccatto when 
> they were done, along with the choking mist of trucker cologne.  Van seems to 
> have quit its smoking altogether, despite the fact that I increased the fueling 
> a bit.  On WOT up Big Hill I managed hit 1170°F on pyrometer.  I think I'll 
> leave it alone now.  On to rerouting crankcase venting.
> Andrew  

Sounds great - makes me want to build that injector tester... damn! I was just at the wrecker 
today (spent 1.5 hours browsing a dozen or so Vanagons... :-) but I totally forgot to pickup 
an injector line for building the tester. I guess I'll need to go back again... :-)

--
Shawn Wright
I.T. Manager
Shawnigan Lake School