You could eat off the return lines, they're that clean/new. On Sat, Jan 3, 2015 at 11:45 AM, ernest breakfield via Mercedes < mercedes@okiebenz.com> wrote:
> i'd be replacing the return lines now for sure; if you got any of that > stuff on the return lines, they may well be shrinking up, and start to pop > off making an extra-special mess of the hood liner and everything else > under the hood. > > i still didn't see howl old the return lines are; those things aren't > expected to last forever. > > > cheers! > e > > On 01/Jan/15 20:08, Andrew Strasfogel wrote: > >> I used orange spray stuff - not too harsh - to clean up the valve cover >> and injectors and fuel lines. Then went for a 25 mile drive up I-270 and >> back. I popped the hood - there is no evidence of leakage anywhere. >> >> On Thu, Jan 1, 2015 at 8:35 PM, ernest breakfield < >> erne...@backyardengineering.org <mailto:erne...@backyardengineering.org>> >> wrote: >> >> the return lines are not the metal ones *to* the injectors. >> and i don't think there'd be any cause to worry about an >> engine cleaner damaging a metal line, since metal is what most of >> the engine is made of. >> >> >> cheers! >> e >> >> >> On 31/Dec/14 13:04, Andrew Strasfogel wrote: >> >>> You mean the bent metal lines to the injectors? Or the flexible >>> rubber/cloth lines between each injector? >>> >>> On Wed, Dec 31, 2014 at 3:21 PM, ernest breakfield via Mercedes >>> <mercedes@okiebenz.com <mailto:mercedes@okiebenz.com>> wrote: >>> >>> be careful what you "clean the engine" with; the stock return >>> lines are pretty easily destroyed by many engine degreasers >>> and cleaners. >>> >>> i didn't see how long it's been since you replaced the >>> ones that are in there, but frankly, i'd just replace the >>> return lines all with known new good lines; it's the >>> quickest/cheapest/easiest possible solution, and on the off >>> chance that it doesn't solve the problem it's the easiest way >>> to eliminate them as a possibility of the cause of the leak. >>> >>> >>> cheers! >>> e >>> >>> >>> On 26/Dec/14 19:36, Andrew Strasfogel via Mercedes wrote: >>> >>> Great input - thanks. Clearly, I need to clean the engine >>> and watch for >>> the fuel to appear. The cloth injector lines are >>> pristine; in every other >>> case of leaky lines they were saturated (dark colored). >>> Mine are still dry >>> and white from one end to the other. >>> >>> This is a CA version 1985 300TD - could that have >>> something to do with it? >>> >>> On Fri, Dec 26, 2014 at 9:38 PM, Curly McLain via Mercedes < >>> mercedes@okiebenz.com <mailto:mercedes@okiebenz.com>> wrote: >>> >>> If you don't have any luck with the return lines as >>> other suggested and you >>> >>> go for replacement, then replace all the >>> injectors. Or better yet, have >>> them rebuilt by someone competent. >>> >>> But avoid those Indian bosch rebuilds, they're >>> really horrible. I just >>> confirmed this in a 240D I bought a few weeks >>> ago... the car ran very >>> poorly, nailing and knocking. The injectors >>> looked recently installed as >>> they were very clean. They tested ok on the pop >>> tester, but I rebuilt them >>> with new nozzles anyway. Huge improvement. >>> >>> Good luck, >>> Jaime >>> >>> I've seen compression leaks when the nozzle seal/heat >>> shield is not seated >>> properly, and leaks from the lines and from the >>> return hose, but never from >>> the body of an injector. If the nozzles and nozzle >>> holders are un-fiddled >>> with, then you are looking at hoses as the most >>> likely source of the leak, >>> (99%) If someone has recently fiddled with the >>> Nozzle holders, the they >>> may not have been assembled correctly and could be >>> leaking. >>> >>> >>> _______________________________________ >>> 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 >>> >>> All posts are the result of individual contributors >>> and as such, those >>> individuals are responsible for the content of the >>> post. The list owner >>> has no control over the content of the messages of >>> each contributor. >>> >>> _______________________________________ >>> 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 >>> >>> All posts are the result of individual contributors and >>> as such, those individuals are responsible for the >>> content of the post. The list owner has no control over >>> the content of the messages of each contributor. >>> >>> >>> >>> _______________________________________ >>> 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 >>> >>> All posts are the result of individual contributors and as >>> such, those individuals are responsible for the content of >>> the post. The list owner has no control over the content of >>> the messages of each contributor. >>> >>> >>> >> >> > _______________________________________ > 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 > > All posts are the result of individual contributors and as such, those > individuals are responsible for the content of the post. The list owner > has no control over the content of the messages of each contributor. > _______________________________________ 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 All posts are the result of individual contributors and as such, those individuals are responsible for the content of the post. The list owner has no control over the content of the messages of each contributor.
