Andrew Camarata

   / Andrew Camarata #501  

when I read this carefully, all I could think of is Andrew there but for the Grace of God go you....shows how quickly things can get out of hand in icy conditions.
 
   / Andrew Camarata #502  
Also to the person who wondered why not break out a D7 to pull junk up the hill: Metal tracks on ice are deadly because of the surface area and a lack of digging in grip.

I mentioned that earlier, from a life experience. Dozer tracks slide on ice, chains much better.
 
   / Andrew Camarata #503  
Could have bent the intercooler and caused a small leak, haven't watched the latest video yet, but meeting with the pintle hitch on the Ford would be my first guess for a root cause of a intercooler leak.

Aaron Z

Did you watch that new video when mentioning the intercooler leak? I'm going to call you Nostradamus.
 
   / Andrew Camarata #504  
I like the mini rant at 6:20
🤣
 
   / Andrew Camarata #505  
Did you watch that new video when mentioning the intercooler leak? I'm going to call you Nostradamus.
No, just read the post by daugen and was replying to that after watching the first roller video.
If it had been my $90,000 super duty he wouldn't have been pushing on it like that...

Aaron Z
 
   / Andrew Camarata #506  
If the intercooler has a leak, he might as well drive it with no air cleaner that engine will be toast in no time. 🍻
 
   / Andrew Camarata #507  
If the intercooler has a leak, he might as well drive it with no air cleaner that engine will be toast in no time. 🍻
The intercooler is pressurized—at least it tries to be.
 
   / Andrew Camarata #508  
Dumpster Dave’s view of the trip up on ice

 
   / Andrew Camarata
  • Thread Starter
#509  
Another point of view from one of the other guys... better view of when the drive jumped off.

 
   / Andrew Camarata #511  
And it takes an edge case to cause vacuum on a turbodiesel.

Aaron Z

I've only taken a sip of my first coffee today, so not all of my switches are flipped on yet, but I'm not following what you're trying to explain to me.
 
   / Andrew Camarata #512  
That a modern turbodiesel engine rarely has any intake vaccuum.

I dunno about "edge case" though, zero accelerator pedal coast-down will definitely have a little vaccuum, and sitting at a steady idle speed will too. Just not anything close to a gasoline engine with a throttle plate.
 
   / Andrew Camarata #513  
That a modern turbodiesel engine rarely has any intake vaccuum.

I dunno about "edge case" though, zero accelerator pedal coast-down will definitely have a little vaccuum, and sitting at a steady idle speed will too. Just not anything close to a gasoline engine with a throttle plate.

My old 7.3 truck has an aftermarket boost gauge installed which is the first diesel I’ve had to have such a thing. The boost gauge sits at zero when it’s not accelerating or going up hill.
 
   / Andrew Camarata #514  
I suppose it can depend on the motor. If the turbo geometry or programming is such that it still pumps a little air, easy to stay at positive pressure under no load.

My VW diesel would go just a little negative under no load; the cylinder intake strokes are sucking air in past a filter, makes sense there would be a little vacuum if the turbo isn't making any boost.
 
   / Andrew Camarata #515  
I suppose it can depend on the motor. If the turbo geometry or programming is such that it still pumps a little air, easy to stay at positive pressure under no load.

My VW diesel would go just a little negative under no load; the cylinder intake strokes are sucking air in past a filter, makes sense there would be a little vacuum if the turbo isn't making any boost.

My gauge doesn’t have the capability to read vacuum and it’s not a high precision instrument to start with. It would be interesting to see when it pulls a vacuum vs the turbo is equaling the intake.
 
   / Andrew Camarata #516  
My old 7.3 truck has an aftermarket boost gauge installed which is the first diesel I’ve had to have such a thing. The boost gauge sits at zero when it’s not accelerating or going up hill.

No vacuum?

Years ago when Ford came out with the first eco-boost in their F150 and the engines started hydraulically locking because water would accumulate in the intercooler, and then slug the engine, I suggested drilling a 1/16" weep hole on the lowest lefthand portion of the intercooler to let water out.

After all, every intercooler before canister emissions came with a factory weep hole in their intercoolers for that reason but Ford couldn't because the brave, new world is more interested in saving the children than good design and reliability.

The internet blew up on me. It'll suck crap into the engine, they cried.

Clearly, they didn't understand what a turbo does. Eventually, I made a video that showed the intercooler was never under vacuum.

Now, if the hole isn't a small hole, but a larger hole, you can get scavenging which could draw outside air into the intake through a hole in an intercooler.
 
   / Andrew Camarata #517  
No vacuum?

Years ago when Ford came out with the first eco-boost in their F150 and the engines started hydraulically locking because water would accumulate in the intercooler, and then slug the engine, I suggested drilling a 1/16" weep hole on the lowest lefthand portion of the intercooler to let water out.

After all, every intercooler before canister emissions came with a factory weep hole in their intercoolers for that reason but Ford couldn't because the brave, new world is more interested in saving the children than good design and reliability.

The internet blew up on me. It'll suck crap into the engine, they cried.

Clearly, they didn't understand what a turbo does. Eventually, I made a video that showed the intercooler was never under vacuum.

Now, if the hole isn't a small hole, but a larger hole, you can get scavenging which could draw outside air into the intake through a hole in an intercooler.

It doesn’t have a vacuum gauge to know.
 
   / Andrew Camarata #518  
It's only pressurized when it's running. When it sits a hole in the intake anywhere depending on the size mice, bugs, salt spray, dust, anything will find its way in there. If it was me, I would fix it as soon as possible. But my stuff doesn't look like his.🍻
 
   / Andrew Camarata #519  
Neat trip to MT.
 
   / Andrew Camarata #520  
No vacuum?

Years ago when Ford came out with the first eco-boost in their F150 and the engines started hydraulically locking because water would accumulate in the intercooler, and then slug the engine, I suggested drilling a 1/16" weep hole on the lowest lefthand portion of the intercooler to let water out.

After all, every intercooler before canister emissions came with a factory weep hole in their intercoolers for that reason but Ford couldn't because the brave, new world is more interested in saving the children than good design and reliability.

The internet blew up on me. It'll suck crap into the engine, they cried.

Clearly, they didn't understand what a turbo does. Eventually, I made a video that showed the intercooler was never under vacuum.

Now, if the hole isn't a small hole, but a larger hole, you can get scavenging which could draw outside air into the intake through a hole in an intercooler.
I followed your advice years ago, Eric the Oracle, and never had any issues afterwards.
 

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