T&T: Engine Question

[Bob Clinkenbeard]

Fuel injectors?

Bob Clinkenbeard
24' custom trailer trawler
http://home.bellsouth.net/p/PWP-aboardbobbinalong





> <My DeFever has twin CAT 3306 with turbo chargers. While cruising this 
> last
> <week the port egine would not get up to full RPM - 2300, but would stop 
> at
> <1700 at full throttle. This happened once before and a pull back to idle
> and
> <then to full throttle would clear the problem. Now that does not work. I
> get
> full RPM when the transmission is not engaged.
>
> <I talked to a diesel mechanic and he said it could be the turbo not
> engaging
> <at the higher RPMs. Also said it could be the transmission or the packing
> <gland.
>
> <I have electronic throttle controls but it appears that it is giving me a
> <full range of throw on the engine.
>
> <Do any of you have thoughts on what could be causing this?
>
> I have checked the following at the sugesstions of the Listees:
>
> Fuel filters are new and clean. Fuel pressure is in the green.
> No sychronizers on.
> No trash on the prop or shaft.
> Paking gland is dripping a one drip per minute when not running and is not
> hot after a run.
> Transmission oil is normal
> The blades for the turbo, when I remove the air filter, move freely I 
> cannot
> tell if the blades in the exhaust section are moving freely. Assume they 
> are
> mechanically connected to the air intake blades.
>
> I am still at a loss why the engine reaches full rpm when not under load,
> but will not when underway.
>
> Don Sorensen
> Esperanza
> DeFever 60
> Seattle/Dallas