That stretch sounds right. If the pointer was close to TDC when you had the drill bit shoved into the hole, that's not your problem and you need to pull and adjust the IP.
DON'T FORGET to get a new oil seal o-ring for the IP!!! ------------- Max Charleston SC On Sat, Aug 14, 2021 at 6:49 PM Kaleb Striplin via Mercedes < mercedes@okiebenz.com> wrote: > I just pulled the valve cover. Apparently there is a special tool you use > to stick in a hole at tdc. I did not have that so I just used a drill bit > of a size that fits in the hole. It’s not exact but should be close enough > and shows maybe 1-2 degrees of stretch at 207k miles. Looks good to me. I > guess next I need to just pull the pump and put it back like it should be. > Will need to order new gaskets first and really need to try to get that > broken off bolt out of the adjuster and get that fixed properly. What > turned into a planned hour long job will take the car down until next > weekend. That would seem to indicate the pointer is in the right spot, > unless it’s off as is the chain stretch > > Sent from my iPhone > > > On Aug 14, 2021, at 5:28 PM, Meade Dillon via Mercedes < > mercedes@okiebenz.com> wrote: > > > > On the peach parts forum, one guy said that he would find TDC (and be > able > > to reset the pointer) by filling that cylinder with motor oil through the > > injector hole. Take that injector apart, remove the nozzle and holder > and > > all the guts and use the body of the injector to plug the hole, then > shove > > a clear tube over the end of the injector so it stuck up above the valve > > cover a good bit. Fill up the injector and the tube so you can see the > oil > > move up and down as the piston moves, and then you can move the crank > back > > and forth to find the high point for the oil. Stop there, set your > pointer. > > > > Next, drain / suck out all the oil, probably end up with a real mess down > > the exhaust manifold so you may have to figure a way to drain that oil so > > it doesn't kill the catalytic converter. Replace the injector guts and > put > > that back in place. > > ------------- > > Max > > Charleston SC > > > > > >> On Sat, Aug 14, 2021 at 6:19 PM Meade Dillon <dillonm...@gmail.com> > wrote: > >> > >> So if the pointer got moved, but the pump didn't ever get moved, then > most > >> likely the chain is now stretched and the pump is late. So if you just > >> want to take a guess and move the pump to see if you can improve the > smoke > >> situation, then I'd say advance it a few degrees and see how she runs. > >> ------------- > >> Max > >> Charleston SC > >> > >> > >>> On Sat, Aug 14, 2021 at 6:17 PM Meade Dillon <dillonm...@gmail.com> > wrote: > >>> > >>> Yes you need to pull the vacuum pump, and the nut on the end of the IP > >>> shaft is backward - left-handed thread, IIRC. > >>> > >>> If you go that far and pull the IP, the oil seal (big o-ring) on the > >>> injection pump may start leaking, if you don't replace it. > >>> > >>> ------------- > >>> Max > >>> Charleston SC > >>> > >>> > >>> On Sat, Aug 14, 2021 at 6:15 PM Kaleb Striplin via Mercedes < > >>> mercedes@okiebenz.com> wrote: > >>> > >>>> Either that or the pump was removed at some point and when reinstalled > >>>> was off a tooth. Perhaps I should just pull the pump and see. Oh wait, > >>>> won’t I also have to pull the vacuum pump as well? Not really sure I > want > >>>> to get into all that although it probably won’t take all that long > since I > >>>> have it pulled apart this far. > >>>> > >>>> > > _______________________________________ > > http://www.okiebenz.com > > > > To search list archives http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > > > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
