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Mike Dowell
06-15-2018, 11:41 AM
Oh my, this machine hasn't been here a week, and it's "loving me long time".

I got all my DC fittings and was going to run a 6" drop to the machine, and pickup a 4" flex-hose to the ports. The problem? The ports aren't 4"!!! I'm sorry if I'm sort of "internet yelling". I am just at my ends with this.

I eyeballed the OD with a tape, and it appears to be about 4 11/16". I realize this is a Euro machine, and must be non-standard but I can't find any non-standard stuff on the internet. I'm happy to rig up something, but I need lemons to make lemonade.

Anyone with this machine have a solution which does not involve nord-fab? I use S&D piping for my DC and have everything I need except a way to turn a 6" pipe into 4 11/16" and a hose to go from there.

Thanks in advance.

<sigh> deep breaths Mike, deep breaths....

David Kumm
06-15-2018, 11:51 AM
Port is 120mm. For now just use a 5" fitting and wrap duct tape around the port until the fit is good. Trim the edge flush with the inlet and good to go. The ones I inteneded to make permanent 15 years ago are still good with the duct tape size adjuster. Dave

Edwin Santos
06-15-2018, 11:58 AM
Hi,

Dave's solution will work and work quickly. But if you are OCD get one of these (flexible PVC coupling):

https://www.homedepot.com/p/5-in-x-4-in-DWV-Flexible-PVC-Coupling-P1056-54/100157678

They come in lots of other sizes if you decide to go straight from 120mm to the 6" drop.

What do you mean the machine is "loving me long time"? A day ago it sounded like you regret the purchase and would never buy a piece of SCM machinery again. Have your feelings changed on it? Do you love it, hate it , or both?

Edwin

Jim Becker
06-15-2018, 12:15 PM
120mm port. A simple rubber Fernco part from the 'borg plumbing department will adapt nicely between 120mm (slips over) and coupler (slips inside) 5" hose. This is actually a desirable way to do it with a J/P when you need to change the hose from the hood that serves the jointer function and the hood that serves the thicknessing function.

Bob Varney
06-15-2018, 12:33 PM
Felder makes some adapters for the 120mm fitting, one for sure is 120 to 4 inch. Can't remember the rest, check the catalog for sure.

Bob

Rod Sheridan
06-15-2018, 12:53 PM
Hi, as others have said the machine connection is 120mm.

I use this Felder coupler because the right angle style works best with my machines.

It will accept a 5 inch hose on one end and fits the 120mm machine port on the other end.

http://us.feldershop.com/en-US/en-US/en-US/Extraction/Quick-Connectors/Bow-quick-connector.html

Regards, Rod.

Phil Gaudio
06-15-2018, 1:50 PM
Here is the Fernco coupling: machine to coupling to short length of 5" pipe to 5" hose. I used foil tape for all connections: works great.

https://www.amazon.com/gp/product/B000BPG4Q8/ref=oh_aui_search_detailpage?ie=UTF8&psc=1 (https://www.amazon.com/gp/product/B000BPG4Q8/ref=oh_aui_search_detailpage?
ie=UTF8&psc=1)

Robert A Jordan
06-15-2018, 2:05 PM
Rockler sells schedule 40 pvc to 4" hose adapters that fit the 120mm dust ports with no modifications. I put two of them on my FS30, so far so good.

Frank Martin
06-15-2018, 2:59 PM
I am in the process of upgrading dust collection on my Minimax CU300 combo. I am fairly certain both of our machines have the standard 120 mm dust ports. What I am doing is to upgrade the flex hose from 4" to 5" and then use a Fernco rubber fitting from Home Depot to connect the flex hose to the dust port on the machine. The rubber fitting is called PlumbQuick by Fernco. P1002-44. One side has a large diameter than the other. 5" flex hose fits inside the large side and the smaller side fits over the dust port on the MM machine. It is under $10.

Mike Dowell
06-15-2018, 3:08 PM
120mm port. A simple rubber Fernco part from the 'borg plumbing department will adapt nicely between 120mm (slips over) and 5" (slips inside) hose. This is actually a desirable way to do it with a J/P when you need to change the hose from the hood that serves the jointer function and the hood that serves the thicknessing function.

So wait, the Home Depot part is a 5" rubber coupler(no reducing) and a 5" flex hose fits inside the 5" rubber coupling? How do you attach the hose to the coupling?

Mike Dowell
06-15-2018, 3:11 PM
OK, thank you for all the input. I've got to sift through all this. Seems like all of you have done it differently!

What I want to do is take my 6" pipe, and at the machine end, reduce it to 5". 5" flex hose from there to the machine. Now I'm just trying to figure out what to put on the end of this flex hose. A Fernco 5" rubber fits over top of the 120mm dust port with duct tape to bring the 120mm port up in size. I'm that far. What's on the other end of the Fernco rubber? Is it just a 5" rubber coupling with the same 5" on either end?

https://www.amazon.com/EVERCONNECT-4820-Flexible-Coupling-Stainless/dp/B07C7HHWM7/ref=sr_1_3?ie=UTF8&qid=1529089918&sr=8-3&keywords=5%22+flexible+pvc+coupling

??

Frank Martin
06-15-2018, 4:11 PM
OK, thank you for all the input. I've got to sift through all this. Seems like all of you have done it differently!

What I want to do is take my 6" pipe, and at the machine end, reduce it to 5". 5" flex hose from there to the machine. Now I'm just trying to figure out what to put on the end of this flex hose. A Fernco 5" rubber fits over top of the 120mm dust port with duct tape to bring the 120mm port up in size. I'm that far. What's on the other end of the Fernco rubber? Is it just a 5" rubber coupling with the same 5" on either end?

https://www.amazon.com/EVERCONNECT-4820-Flexible-Coupling-Stainless/dp/B07C7HHWM7/ref=sr_1_3?ie=UTF8&qid=1529089918&sr=8-3&keywords=5%22+flexible+pvc+coupling

??
That is exactly the same setup I am doing. The rubber coupling I posted above worked perfectly for me.

Mike Dowell
06-15-2018, 4:26 PM
That is exactly the same setup I am doing. The rubber coupling I posted above worked perfectly for me.

That's a 4" - 4", I posted a 5"-5". And how would I connect a 5" coupler to a 5" hose? I guess with a piece of 5" pipe in the center? I hope I mentioned, but in case I didn't, I'm using S&D piping, *not* schedule 40 PVC.

Jim Becker
06-15-2018, 5:52 PM
So wait, the Home Depot part is a 5" rubber coupler(no reducing) and a 5" flex hose fits inside the 5" rubber coupling? How do you attach the hose to the coupling?
Sorry, I wasn't careful with my words. Hose goes over the coupler with a clamp. I'll fix the original post. My bad!

marty fretheim
06-15-2018, 6:22 PM
Poke around on Fernco's website. Be patient but you should find one that works. There are hundreds of them. They list all their couplers and cross reference inch to MM. Get the part number for the one you need and likely Amazon will have it for $10 or less. If your in doubt order one slightly larger than your port, they will tighten down.

Marty

Edit to ad: I agree with the others that you should run 5" flex, but don't see the need for a fernco at the machine. 5" (125mm) will fit over the 120mm port and tighten down with a hose clamp. Run a 5" drop and the other end of the 5" flex will hose clamp to it. Heres my Bandsaw with 120mm ports hooked to 5" duct with 5" flex. If you need to adapt down from 6" rigid to 5" flex get a 6-5 fernco and a short piece of rigid 5" and a hose clamp. 6" fernco over your drop and use the short, rigid 5" with half in the other end of the fernco and half in the flex pipe with the hose clamp. Hope that makes sense, it does to me:D.

387808387809387810

Mike Dowell
06-15-2018, 6:27 PM
Sorry, I wasn't careful with my words. Hose goes over the coupler with a clamp. I'll fix the original post. My bad!
Ahhhhh. Ok. So you cut part of the coupler off. It acts as the duct tape to bring the dust port up to size. Right? And the 5” coupler fits? Straight 5”?

Jim Becker
06-15-2018, 7:19 PM
Edit to ad: I agree with the others that you should run 5" flex, but don't see the need for a fernco at the machine. 5" (125mm) will fit over the 120mm port and tighten down with a hose clamp.

The issue with the clamp is that the hose need to move to a different port on a J/P in many instances, depending on whether or not you're using the jointing or thicknessing function. The Fernco acts as a snug, but easy to use quick disconnect.

Jim Becker
06-15-2018, 7:26 PM
Ahhhhh. Ok. So you cut part of the coupler off. It acts as the duct tape to bring the dust port up to size. Right? And the 5” coupler fits? Straight 5”?
I didn't cut anything off...

387811

marty fretheim
06-15-2018, 7:50 PM
The issue with the clamp is that the hose need to move to a different port on a J/P in many instances, depending on whether or not you're using the jointing or thicknessing function. The Fernco acts as a snug, but easy to use quick disconnect.

10-4 on that Jim. This is what I did on my j/p. I put the blast gate where I didn't have to reach so far but the 5" hose will fit on the Felder coupler.

387817387818

The Fernco is a much less expensive solution. I like the 90 degree angle, it keeps the hose out of the way. I too am confused how you hook the Fernco to the flex pipe without using some rigid pipe inside. Got a pic?

Marty

marty fretheim
06-15-2018, 7:52 PM
I didn't cut anything off...

387811

Youre posting faster than me. I wouldn't have thought it would tighten down on a Fernco. Thanks.

Marty

Frank Martin
06-15-2018, 8:34 PM
That's a 4" - 4", I posted a 5"-5". And how would I connect a 5" coupler to a 5" hose? I guess with a piece of 5" pipe in the center? I hope I mentioned, but in case I didn't, I'm using S&D piping, *not* schedule 40 PVC.

Hopefully the pictures below will help:
387822387823

In the first picture the flex hose is 5" diameter. The other end fits over the MM dust port perfectly. The 4" - 4" label on the part, I believe, refers to the internal diameter of the two different pipe materials this fitting is designed to connect. Because they have different wall thickness, they have different outside diameters. That is how a 5" flex hose fits inside the large side, even though it is labeled 4" - 4".

Mike Dowell
06-15-2018, 9:03 PM
I didn't cut anything off...


OK, I'm almost there. So what keeps that hose clamp from collapsing the fernco fitting?

Mike Dowell
06-15-2018, 9:06 PM
Hopefully the pictures below will help:
387822387823

In the first picture the flex hose is 5" diameter. The other end fits over the MM dust port perfectly. The 4" - 4" label on the part, I believe, refers to the internal diameter of the two different pipe materials this fitting is designed to connect. Because they have different wall thickness, they have different outside diameters. That is how a 5" flex hose fits inside the large side, even though it is labeled 4" - 4".

Another excellent picture - thank you. What prevents that hose clamp on the fernco fitting from collapsing the flex hose? Or is it just on there sort of lightly snug?

Brian Holcombe
06-15-2018, 9:14 PM
I leave the hose clamp just tight enough that I can pull the hose off to vacuum up around the machines.

Frank Martin
06-16-2018, 1:19 AM
Another excellent picture - thank you. What prevents that hose clamp on the fernco fitting from collapsing the flex hose? Or is it just on there sort of lightly snug?

As long as you are reasonable with the hose clamp, it will not collapse the flex hose. I just got the parts and have not installed it all yet, just wanted to show you how it all works together. Pretty simple.

Jim Becker
06-16-2018, 1:59 PM
OK, I'm almost there. So what keeps that hose clamp from collapsing the fernco fitting?

The Fernco actually has a recess for the clamp, but you do need to be cautious about how you tighten it down. One could always use a short piece of sheet metal to make an adapter that would be firmer if desired, but it's rare I have this thing come apart...and when it has happened, it was because I was "man-handling" it more than I should have. :)

BTW, you should be able to get the part number off that photo and get an identical one at the 'borg...which is where I bought mine. I use an identical one for the connection to my slider, although that one never has to be removed.

Mike Dowell
06-17-2018, 7:50 PM
Hey Jim, what does your 5" flex hose connect to on the opposite end? I've got 6" S&D piping which was going to end with a 6"- 4" reducer. That plan is scrapped at this point. I'll grab that rubber coupling, and my 5" hose will slip over that, but I'm not sure how to tie in the 5" hose back to my 6" S&D system.

Jim Becker
06-17-2018, 7:53 PM
My drop is 6" to that location and I have a 6-5" reducer. My ducting is all metal...I don't use plastic. But you should be able to work up a connection using a 6-5" metal reducer and a little rolled sheet metal to connect to your 6" plastic. Unfortunately plastic tends to only be available in "even" number sizes. That's actually too bad because there honestly are a lot of machines where 5" is pretty ideal from an air flow perspective.

Mike Dowell
06-17-2018, 7:59 PM
Cool deal, and thank you. Man... what a stinking hassle!

Terry Therneau
06-17-2018, 8:14 PM
My connection was a bit different. I use 6" piping and a 6" hose down from the ceiling. I had a couple of extra 6" to 4" connectors, from the furnace ducting section of the local big-box store. I cut some slits in from the small end, cut off a couple inches from the small end, and with some care you get a connector that just barely slides over the MM port. Add a wrap of aluminium tape that I use for the ductwork and it's semi-permanent. Then I put a short bit of pipe on the end of the hose (crimped both ways, to fit in the hose and the fitting). It swaps quickly and makes a tight connection.

Terry T.

Jim Becker
06-17-2018, 9:09 PM
Cool deal, and thank you. Man... what a stinking hassle!
Just different... :)