Thanks. I'll try adjusting it. Gerry ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Dan Penoff wrote: > I don't think so, but I haven't looked at mine to see.
> The OM617 has a rack damper screw that is visible at the top rear of the pump > as a bolt with a lock nut on it. > > The bolt has a spring on the end that presses against the fuel rack in the > pump to dampen oscillations in the rack at idle. When the accelerator is > pressed, the rack moves away from the bolt and is no longer affected by the > spring. > > The springs tend to weaken over time, so if unstable idle occurs, you can > adjust the bolt in to see if it affects the idle and smooths it out. If not, > replace the bolt if you're sure everything else such as injectors are in > order. > > Dan > > > On Oct 12, 2016, at 12:14 PM, archer75--- via Mercedes > > <mercedes@okiebenz.com> wrote: > > > > My OM617 hits on all cylinders but shakes on idle. I seem to remember it > > can be fixed by adjusting some sort of bolt and locknut on the back of the > > IP. Does the OM603 have such a bolt? > > Gerry > > > >> I don't believe the OM603 has a rack damper, if it does, it's not > >> problematic like the OM617 one was AFAIK. > >> > >> Dan > >> > >> Sent from my iPad > >> > >>> On Oct 12, 2016, at 9:39 AM, Scott Ritchey via Mercedes > >>> <mercedes@okiebenz.com> wrote: > >>> > >>> Is this a turbo? Could the shaking be the IP rack damper? > >>> _______________________________________ > >>> 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 > >> > > > > > > -- > > arche...@embarqmail.com <arche...@embarqmail.com> > > > > --- > > This email has been checked for viruses by Avast antivirus software. > > https://www.avast.com/antivirus > > > > > > _______________________________________ > > 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 > -- arche...@embarqmail.com <arche...@embarqmail.com> --- This email has been checked for viruses by Avast antivirus software. https://www.avast.com/antivirus _______________________________________ 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
