Don’t burn any calories on this just yet. I’ve got something on the burner right now that will probably resolve the situation for far less than the stock pump option. I’ve for to do some things tomorrow to work out details, then I’ll know more.
Thanks! -D > On Mar 15, 2019, at 11:36 PM, G Mann via Mercedes <mercedes@okiebenz.com> > wrote: > > Thanks ! > Perfect to have spec in hand. Not a particularly high pressure supply > system, which should work to your advantage for a work around system with > staying power and standard replacement parts. > > I will do a bit of digging and see what I can contribute. Next 3 days are > obligated, so it will be after that. > > On Fri, Mar 15, 2019 at 8:27 PM Dan Penoff via Mercedes < > mercedes@okiebenz.com> wrote: > >> The MB "Technical Data Passenger Cars" has the following for the fuel pump: >> >> Feed pressure (after fuel fine filter) - 0.8 -1.1 kg/cm2 (perhaps they >> meant the fuel line filter?) >> Feed final pressure (after overflow valve of injection pump) at least 1.3 >> kg/cm2 >> Feed capacity at least 3 liters/min >> >> -D >> >> >> >>> On Mar 15, 2019, at 11:18 PM, G Mann via Mercedes <mercedes@okiebenz.com> >> wrote: >>> >>> For my own curiosity, what is the GPM and pressure spec for your Finnie >> at >>> the delivery point? >>> >>> I confess to no experience with that era injection system. However, just >>> happen to still hold an FAA Repair Station license and Repairman >>> Certificates for numerous jet engine fuel systems, including one for the >> SR >>> 71, [incase you want to go really fast ;))] So, the thought comes there >>> might be a viable work around for the shortage of original pumps. >>> As part of those efforts, I designed and got certified by FAA, overhaul >>> tooling and procedures for the various engine fuel systems and injectors. >>> Perhaps I could apply some of that experience to "saving the Finnies" of >>> the world. >>> >>> On Fri, Mar 15, 2019 at 5:27 PM Dan Penoff via Mercedes < >>> mercedes@okiebenz.com> wrote: >>> >>>> Fortunately I have specs and it already has a regulator in the circuit. >>>> More to come on this tomorrow. >>>> >>>> -D >>>> >>>> >>>>> On Mar 15, 2019, at 7:08 PM, G Mann via Mercedes < >> mercedes@okiebenz.com> >>>> wrote: >>>>> >>>>> Suggestion. Look up the GPM flow rate and Required Pressure for the >>>> Finnie. >>>>> Purchase a Faucet pump that is at or above the spec.. Also purchase a >>>> fuel >>>>> pressure regulator, which will meter fuel at the spec pressure, Add a >>>> fuel >>>>> pressure gage in the supply line to verify your setting adjustment, >> Once >>>>> set, remove the pressure test gage and plumbing so it looks factory. >>>>> >>>>> Drive on with confidence that you have a new pump that is supplying >> spec >>>>> pressure and flow. Then, look for NOS finnie pump, or repair source, >>>>> >>>>> That way, you get to enjoy the car instead of not trusting it will >> leave >>>>> you stranded, and you have as much time as you need to locate a factory >>>>> pump. >>>>> >>>>> On Fri, Mar 15, 2019 at 2:37 PM Andrew Strasfogel via Mercedes < >>>>> mercedes@okiebenz.com> wrote: >>>>> >>>>>> With the plethora of ruined finnies on the market you ought be able to >>>> get >>>>>> several used fuel pumps for a song. Worth a try. >>>>>> >>>>>> On Fri, Mar 15, 2019 at 1:42 PM Dan Penoff via Mercedes < >>>>>> mercedes@okiebenz.com> wrote: >>>>>> >>>>>>> It’s a piece of metal that’s riveted or welded to the pump housing. >> You >>>>>>> have to understand we’re talking really, really small spaces here. >> Not >>>>>> only >>>>>>> that, the “short” pump has fuel circulating around the motor, so the >>>> case >>>>>>> has to be sealed or you will be leaking fuel. So no holes or >> fasteners >>>>>>> through the case. >>>>>>> >>>>>>> It’s remotely possibly one could come up with a fix, but this is not >>>>>>> something I want to kludge. I’ll try and post some pictures later one >>>> so >>>>>>> you can see what I’m talking about. >>>>>>> >>>>>>> >>>>>>>> On Mar 15, 2019, at 1:24 PM, Dimitri via Mercedes < >>>>>> mercedes@okiebenz.com> >>>>>>> wrote: >>>>>>>> >>>>>>>> I agree. Can’t it be welded? What are the metals involved? >>>>>>>> >>>>>>>> Sent from my iPhone >>>>>>>> >>>>>>>> On Mar 15, 2019, at 12:09 PM, Jim Cathey via Mercedes < >>>>>>> mercedes@okiebenz.com> wrote: >>>>>>>> >>>>>>>>>> fuel, which would eventually cause the JB Weld to fail. >>>>>>>>> >>>>>>>>> Soldering/brazing/nuts&bolts/rivets? Seems like there ought to be >> a >>>>>>> mechanical >>>>>>>>> way to secure it. A spring is a spring, find something similar and >>>>>> put >>>>>>> it in. >>>>>>>>> >>>>>>>>> -- Jim >>>>>>>>> >>>>>>>>> >>>>>>>>> _______________________________________ >>>>>>>>> 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 >>>>>>> >>>>>>> >>>>>> _______________________________________ >>>>>> 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 >>>> >>>> >>> _______________________________________ >>> 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 > _______________________________________ 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
