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Old February 17th 08, 03:42 PM posted to rec.aviation.owning,rec.aviation.piloting
Capt. Geoffrey Thorpe
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Default Thielert (Diesel Engines)

"WingFlaps" wrote in message
...
On Feb 16, 12:01 pm, Bertie the Bunyip wrote:
"Capt. Geoffrey Thorpe" The Sea Hawk At Wow Way D0t C0m wrote f.

Can you actually name any common rail diesel (in any application) that
will run without the computer?


Nope. I know the older common rail ones didn't have an electronic
computer, but the thielert does.


In the first common rail engines, wasn't it a hydraulic (rather than
mechanical cam) system that controlled the injector valve?



They are electro-hydraulic. The high pressure injectors are triggered by the
mid pressure hydraulics which are triggered by solenoid valves controlled by
the engine computer. There ain't no mechanical backup - no way - no how. So,
a common rail diesel is 100% dependant on electricity to run. Just like your
Lycoming which won't run if the mags don't send enough electrons to the spark
plug at the right time with NO mechanical backup - no way - no how.


--
Geoff
The Sea Hawk at Wow Way d0t Com
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