[Vwdiesel] re: *help* - '93 EuroVan diesel jumped time
rOLf peCHUkas
rbp at 4u2bu.org
Wed Jun 15 21:33:13 EDT 2005
well, I just called it a night
dark and rainy and here's the update:
removed the crank pulley/timing belt sprocket/crank-cam T-belt
key is gone, little metal dust where it used to be
key slot on the crank looks OK, T-belt sprocket key slot is trashed
(shows where the good metal is)
mating surfaces similarly scratched up, on both the crank and the
sprocket
crank seal partially shredded
made up an emergency key out of the end of an old toothbrush, hot-melt
glued it into the key slot, reinstalled the crank pulley
crank and cam/pump were @ 20-30° out of time (!!)
(cam is still timed to the pump due to dual T-belt configuration)
started inching crank and cam/pump back toward TDC
curious miscellaneous sounds coming from up in the head
got both back in the vicinity of TDC
BUT
crank will not go all the way to TDC
I can get w/ in 5° of it going either direction
at one cam position I can go all the way around @ 350°
but something is preventing crank from going all the way to TDC
I tried a bunch of different cam positions, no go
so, need to pull the head
must be a valve permanently down, a broken spring, something keeping
something stuck down in the way on #1 cylinder
will keep y'all posted
(any hints, suggestions, wiseacre remarks, insults welcome)(yes, it was
me that torqued that crank bolt down - maybe I shouldn't have put that
fine layer of assembly grease on all the mating surfaces)(kidding)
--
Rolf
Cambridge, MA
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