Cessna 3 Spool Control Valve

/ Cessna 3 Spool Control Valve #11  
I'm trying to do the same thing - replace my 2-spool with a 3-spool to run a grapple.. so no worries there about your thinking :)

Besides, I think my 2-spool is bad as all 4 cylinders drop, so gotta swap anyways ..
 
/ Cessna 3 Spool Control Valve
  • Thread Starter
#12  
Ok, thanks. JJ. Just to verify that I have the installation right.
PB hose from hydraulic block to new valve inlet, PB screw into C port, then new hose from C port back to hydraulic block PB where first hose was removed, then hose from valve outlet to hydraulic block teed into existing return line.
 
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/ Cessna 3 Spool Control Valve
  • Thread Starter
#13  
Good luck with that Midniteoyl.
 
/ Cessna 3 Spool Control Valve #14  
Ok, thanks. JJ. Just to verify that I have the installation right.
PB hose from hydraulic block to new valve inlet, PB screw into C port, then new hose from C port back to hydraulic block PB where first hose was removed, then hose from valve outlet to hydraulic block teed into existing return line.

That should work.

Can you post a picture of your hyd block.
 
/ Cessna 3 Spool Control Valve
  • Thread Starter
#15  
Here goes
 

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/ Cessna 3 Spool Control Valve #16  
If I remember correctly, the orange taped hose is the flow from pump.

White is the return /OUT flow from FEL.

The left port is the PB flow from the FEL.
 
/ Cessna 3 Spool Control Valve
  • Thread Starter
#17  
That is my understanding also. Thanks very much for your help. I hope to receive the valve today. I just got through unloading my new grapple which was delivered this morning.
 
/ Cessna 3 Spool Control Valve
  • Thread Starter
#18  
That is my understanding also. Thanks very much for your help. I hope to receive the valve today. I just got through unloading my new grapple which was delivered this morning.
 

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