I wonder if the replacement will work on a big OM372. The one on the Pisten
Bully leaks terribly when in use. Seems fine when locked down though.
-Curt
On Wednesday, March 15, 2023 at 10:09:48 AM EDT, dan penoff.com via Mercedes
wrote:
If the primer pump is bad it’s DOA no matter what
> If the primer pump is bad it’s DOA no matter what due to air getting into the
> system or no fuel flow.
In a pinch you can re-seal the originals. My 2006 notes on the 240D we had:
Had a look at the manual fuel primer pump. Not as leaky as I'd
thought. A little exercise seems to have helped
I beg to differ. Not brilliance, experience.
I’m amazed that one of the mushroom style pumps is still in service. Those
things have gone the way of CRT TVs from what I know.
Thankfully, an easy fix. Swap it out and all should be well regardless of how
the car is parked.
-D
On Mar 15, 2023,
And, you are certifiably brilliant. That is exactly my problem. It has the
original primer and when I pump there is no resistance.
On Wed, Mar 15, 2023, 10:09 AM dan penoff.com via Mercedes <
mercedes@okiebenz.com> wrote:
> If the primer pump is bad it’s DOA no matter what due to air getting
If the primer pump is bad it’s DOA no matter what due to air getting into the
system or no fuel flow.
As I recall, when these fail the engine will not start.
Is it possibly the original “mushroom” style pump with the white plastic knob
that you have to unscrew to release it or the updated
Did you try pumping the primer?
Did you CHANGE YOUR FILTERS?
—FT
Sent from my iPad
> On Mar 15, 2023, at 9:53 AM, Andrew Strasfogel via Mercedes
> wrote:
>
> My 1985 300SD was running fine until I drove it onto the sloping driveway,
> with the car facing uphill. Now it won't start. It
My 1985 300SD was running fine until I drove it onto the sloping driveway,
with the car facing uphill. Now it won't start. It attempts to fire but
isn't receiving fuel. I have ruled out the fuel filters and glow plug fuse
and relay (the pre glow light functions normally).
Could this be a lift