The current fuel return hose from MB seems to be quite good. Part number is A 605 078 05 81. Its grey with a yellow stripe. If you're still using the old dark grey/black stuff, try the new stuff.
Jaime On Mon, Nov 26, 2012 at 8:37 PM, Dieselhead <126die...@gmail.com> wrote: > > > > i agree that every year or 2 seems overly cautious; especially since >>> failure mode isn't likely to be catastrophic or without warning. >>> >> >> I change 'em by sight/smell. When they leak, replace them. The >> failure mode (for the fabric-covered stuff) is gradual, not catastrophic. >> >> -- Jim >> > > I put new hose on the 300D last year in august maybe. The new hose is > leaking and I will replace all of it. It was from Rusty. Either the > current fuel is eating the hose or the current hose is not as good as the > oe hose. I believe the latter, because I noticed the rapid deterioration > 10-15 years ago. I do know that the switch to ULSD has led to rapid > erosion of the IP DV union orings, so it stands to reason that it may have > deleterious effects on the return hose too. > > I replaced the hose on the SDL last year also. Since I have the head off, > I will change the hoses when the head goes back on. > > I agree, to only change them when they leak, but my experience has been > that the hose does not last long. > > I am not advocating that you have to change the hoses annually, just my > experience is that they seldom last more than a year or two unless you want > to change only the one leaking. then I end up changing a hose frequently. > I decided that with $4 or $5 Diesel fuel, it makes more sense just to > change them all and not waste the fuel. When fuel was 27¢ or 35¢ a gallon, > I only changed the one that was leaking after I had no more left to cut off > and stick back on. > > > ______________________________**_________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives > http://www.okiebenz.com/**archive/<http://www.okiebenz.com/archive/> > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/**mailman/listinfo/mercedes_**okiebenz.com<http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com> > -- Jaime Kopchinski http://www.jaimekop.com/ _______________________________________ http://www.okiebenz.com For new and used parts go to 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
