Attaching quick couplers?

   / Attaching quick couplers? #33  
Yeah, I bet it would..I doubt the pressure rise is anything near 2000, I am thinking more like 200 maybe less.

I usually hook the hoses together on my attachments that require hydraulics. To do this test would I have to do that or could I remove a quick disconnect and put the guage on?
 
   / Attaching quick couplers? #34  
I usually hook the hoses together on my attachments that require hydraulics. To do this test would I have to do that or could I remove a quick disconnect and put the guage on?

I would think you would want to build it like this: first existing connector. new connector of proper type/sex Pipe T with top of T going to gauge.....new connector of proper type/sex... other existing connector.
 
   / Attaching quick couplers? #35  
I replaced my flat face couplers with connect under pressure types on the tractor and grapple. This fixed about half the problem, but enough pressure could still build up to cause issues I did not want to deal with and I searched for a 100% fix.

After posting my issue, several TBNers came up with various methods that would have fixed my connection problems. The one I finally decided on was the one attached. It has the mating connectors screwed into standard PVC plumbing adapters with a tiny hole drilled into each PVC set to allow pressure to escape and stay low. Now after I relieve pressure on my grapple and disconnect them, I simply reconnect my terminal end couplers to the grapple side and now not enough pressure builds up to stop reconnecting under any circumstance I have encountered so far.

The first two pictures show the drilled holes for pressure relief. Inside of the caps are filled with rags to absorb the oil and reduce any long-term dripping. These are the original flat face couplers removed from the grapple and replaced with connect under pressure types.

DSC00244.JPGDSC00246.JPGDSC00248.JPG
 
   / Attaching quick couplers? #37  
I would think you would want to build it like this: first existing connector. new connector of proper type/sex Pipe T with top of T going to gauge.....new connector of proper type/sex... other existing connector.

I was thinking that would be the proper way. I may have some fittings so I can rig up something temporary for testing purposes.
 
   / Attaching quick couplers? #38  
I asked elsewhere about 'connect under residual pressure' male connectors (ISO 5675). Well, :)o) it seems the tip has an extra 'pip' (valve) that allows pressure release before the poppet is pushed off it's seat. (might have looked closer and figured it out) Glad I bought this type after what I'm learning here, and willing to put up with a little spillage if I don't have to hammer 'em on. :p
 
 

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