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Hydraulic Plumbing Requirements and Options

5:58
10:56
40.1K views

At 5:58 in

Tiltrotator aka- steel wrist on the job, cost, hookup, choices & more

What happens here

The discussion shifts to the essential hydraulic plumbing required on an excavator to properly operate a tiltrotator. The presenter emphasizes the need to specify 'primary auxiliary flow' when purchasing an excavator, known as 'X1 plumbing' on Volvo machines. This X1 line provides the necessary hydraulic power from both pumps of the excavator. The video shows the 'brass-colored valve' at the end of the excavator's boom where the machine's factory plumbing typically ends. From there, the Steelwrist unit connects via its own 'green hoses'. Operators can choose between a permanent 'four-bolt flange' connection for stability or a 'quick-attach' connection for frequent attachment changes, allowing easy detachment of hoses.

Goal: Explain the necessary hydraulic plumbing on an excavator for tiltrotator operation.

Tools and materials

  • Brass-Colored Valve — The end point of the excavator's factory hydraulic plumbing
  • Four-Bolt Flange — A more permanent hydraulic connection option
  • Quick-Attach Hydraulic Coupler — A quick-release hydraulic connection option
  • Steelwrist Green Hoses Steelwrist — Connecting the tiltrotator to the excavator's hydraulic system
  • Volvo Excavator Volvo — The base machine requiring specific hydraulic setup

What they say

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hoses up, that's something else that I want to make sure that these guys, cuz hey, here's the fact. Some of you guys, this may be your first excavator, second, third, I don't care. Maybe you don't even have an excavator yet, but you're going to buy one and you are convinced that you need one of these units because I mean, this, like I said, this is actually the next level. But if you buy an excavator and you're not plumbed properly, you're going to get it on the end of your boom and go, "Well, how come it doesn't work?" Absolutely. So tell me a little bit just about the basic plumbing that you need to run this in the first place. When you buy an XV, one of the things you'll have to specify is going to be your primary auxiliary flow. Uh most brands have different names for it. The Vulfur brand is called X1. The X1 takes both flows of the pumps. You have two pumps in these units. If you're not doing anything else, all that flow can come out to your attachment. Now, the issue with operating any piece of equipment is if you sized a piece of equipment that uses all the flow from both pumps, that's great until you have to do something else. So, if you had a mower or flail, something like that, and you sized it for 100 gallons per minute, and that's all the pumps will put out, and the minute you start tracking, that's going to slow down. So, same thing here, except for the fact that you don't have a continuous motor here. You're not worried about that, but you do have to specify that you have what's called X1 plumbing that's coming out to the end here. As far as the machine goes, it stops at that brass colored valve. That's what they have. And then when you order the steel wrist, the steel wrist starts with the green hoses here. They'll go up to it and connect. Now, you can have different ways of doing it. You'll notice there's a four-bolt flange there. That's a more permanent connection. And if you're not going to be dropping this anytime soon, that makes a very tight, a very wellsealed connection. Has O-rings in. It's going to handle high pressure. But if you're going to be dropping this a lot, you might want to go to a quick attach so that you can separate that easily, drop the hoses, and go on to a different attachment that may not use it. So, it's just one thing to keep in mind whether or not you need a hard connection or you want to use quick hydraulic hoses to drop and get them off. Okay, so the question that everybody's going to be

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