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-   -   Myco trailer (https://www.offshoreonly.com/forums/general-boating-discussion/359914-myco-trailer.html)

baja27 04-03-2019 08:31 AM

Myco trailer
 
I have a aluminum triple axle trailer from Myco that I barely use. I picked my boat from storage this past Saturday and took it get some paint touch up work. Then I noticed the back support beam separated with the welds. There welding on these trailers are very poor. They are not even chamfered where the ends meet just butted together. Speaking with other guys they also experienced the same problem with cracking. Buyer beware.https://cimg6.ibsrv.net/gimg/www.off...7e7772e12d.jpg

phughes69 04-03-2019 08:36 AM

ouch

92nsx 04-03-2019 08:44 AM

That SOB looks to be cracked all the way threw, also below the center clearance light. I wouldn't tow that trailer any where with weight till it has been repaired. Crazy!

noli 04-03-2019 08:58 AM

.


curious if Broward trailers fixes issues like these of other manufacturers

as per Nascat, Broward also puts a long "spine" support down the middle ==> https://www.offshoreonly.com/forums/...ml#post4679923

diamond tab in that broken area ==> https://www.offshoreonly.com/forums/...ml#post4680038




.

Knot 4 Me 04-03-2019 09:04 AM


Originally Posted by baja27 (Post 4680121)
They are not even chamfered where the ends meet just butted together. https://cimg6.ibsrv.net/gimg/www.off...7e7772e12d.jpg

Looks like not enough heat to boot.

NASCAT 04-03-2019 09:31 AM

Attached is a pic of my Broward Trailer currently in production for my Nor-Tech 390.
Note the additional gusseting on the crossmember right where yours has failed.
I'm no engineer, but I'm thinking that installing a tail lamp there isn't helping matters.

Just my $.02.https://cimg9.ibsrv.net/gimg/www.off...959e2d83b1.jpg

Sydwayz 04-03-2019 09:44 AM

I had a few welds crack over time on my former aluminum welded Myco, but not that one. A buddy had one of the first aluminum welded McClain trailers and it did crack in several places across the tail section. It was repaired by another shop with a a lot of overlap gussets.

Knowing what I know now about gussets in roll cages of race cars (latest hobby), I know what I’d watch for on a welded trailer if one is in my future.

It looks like NASCAT’s trailer is going to have a bolt on (mandatory by DOT) triple clearance light in that spot over/aft of the seam/gusset/welds.

NASCAT 04-03-2019 09:56 AM


Originally Posted by Sydwayz (Post 4680147)

It looks like NASCAT’s trailer is going to have a bolt on (mandatory by DOT) triple clearance light in that spot over/aft of the seam/gusset/welds.

If I'm not mistaken this is the taillight / clearance light setup on a Broward Trailer built for a center console w/o a drive guard.https://cimg9.ibsrv.net/gimg/www.off...90a5dfc385.jpg

WARPARTY36 04-03-2019 10:04 AM

I had to repair a few welds on my trailer, but that is a spot you don't want failing. Aluminum welds are brittle and not ideal for the vibration that our trailers go through. Weld prep and the correct heat input are vital.

NASCAT 04-03-2019 10:06 AM

Baja- it appears that you are located in PA.
I fowarded the pic you posted to Jim Nall & Mark Bonafide @ Broward.
If your boat & trailer are located anywhere near Florida, Broward will be more than happy to make the repair as well as look over the other cross members to get you up and running again.

ALL_IN! 04-03-2019 10:44 AM

Wow, that's not a good spot for a weld failure at all. I'm surprised there is no tabbing in that area.

baja27 04-03-2019 11:42 AM

Nascat, I'm in PA I lined up a fabricator to fix the issues thanks, your trailer looks sweet, much better built than Myco. I'm going to copy there diamond design to strengthen the framing.Thanks for the input!

F-2 Speedy 04-03-2019 11:52 AM

is the part that split C channel or boxed ?

NASCAT 04-03-2019 12:09 PM


Originally Posted by baja27 (Post 4680163)
Nascat, I'm in PA I lined up a fabricator to fix the issues thanks, your trailer looks sweet, much better built than Myco. I'm going to copy there diamond design to strengthen the framing.Thanks for the input!

Understood, I figured you could find someone local.
Glad to assist, that's what these Forums are all about.

baja27 04-03-2019 12:37 PM

F2 Speedy it is channel

noli 04-03-2019 02:54 PM

.


baja, just in case the other welds were not seen

Photo Credit: NASCAT OSO

https://cimg0.ibsrv.net/gimg/www.off...fbaf316b86.jpg

NASCAT 04-03-2019 03:07 PM

I'll make sure to post pics once the skid channel is installed.

baja27 04-03-2019 03:42 PM

Thanks Noli

Taboma 04-03-2019 03:48 PM


Originally Posted by Knot 4 Me (Post 4680140)
Looks like not enough heat to boot.

That weld din not even penetrate the aluminum members! WOW!

F-2 Speedy 04-03-2019 06:39 PM

Baja.......how old is the trailer.......and its a trip axle under a 27' boat ??

open87 04-03-2019 06:52 PM

My trailer is 32 years old

6” channel steel galvanized

Has a channel running under on underside

Keel on it’s own roller channel

We are going to add a drive guard , do some repairs where the bunks mount , have it blasted and galvanized again .

Be good for another 32 years .


https://cimg2.ibsrv.net/gimg/www.off...34456a2ce.jpeg
https://cimg4.ibsrv.net/gimg/www.off...f6bb3fc39.jpeg
https://cimg5.ibsrv.net/gimg/www.off...0b49c1bf0.jpeg
https://cimg6.ibsrv.net/gimg/www.off...67417f3bf.jpeg
https://cimg8.ibsrv.net/gimg/www.off...9b1264bbb.jpeg
https://cimg7.ibsrv.net/gimg/www.off...23d960582.jpeg

baja27 04-04-2019 10:02 AM

F2 , no its for my 39 Nortech

NASCAT 04-04-2019 10:04 AM

Baja,

Is that a 39 performance vee or CC like mine?

baja27 04-04-2019 11:48 AM

Nascat performance v

Tim G. 04-05-2019 08:46 AM

Have you called Myco about this? Why not talk with them first?
That is an older trailer.... I know they made some changes in '08 in how the welds were done.... And I think they changed the lights at the same time..... The ones with the big lights are the older trailers...

Its odd how that tore... it should be tighter in that area, pushing in, not pulling out....
Was it hung up on a low spot at a ramp or curb and pulled free? The long ones have a flat bottom on the rear crossmember to reduce the chance of catching....

baja27 04-05-2019 09:03 AM

Tim G. It is an 06, but that does not matter how old it is, The welding is very poor with no penetration, and also it needed to be chamfered as well this would have made it a proper weld. I'm not the only one either this has happened to. For the money they charge it is poor workmanship. No I did not call them , what could they do, sent it back to us so we could fix it??? pay to trailer it Florida and back.

offshoredrillin 04-05-2019 09:33 AM

Mine broke in that area as well, not a fault of myco, but a steep grade in Solomans that tore and bent it. I had it fixed, added a gussett and solid I beams welded to the next bend. I also added 2 holes to through bolt a sacrificial steel skid pad, as steel will slide better than the softer Aluminum. i put a rubber coating on one side of the steel. I also put steel fenders on as i was tired of the aluminum bent ones. i undercoated the fenders and used well nuts and nylon washers to secure it and no galvanic corrosion and the steel fenders have lasted for 5 years and going strong

PartyBarge22 04-05-2019 09:35 AM

Have you owned it since new ? what size boats have been on it over the last 14 years ?

NASCAT 04-10-2019 07:53 AM

https://cimg7.ibsrv.net/gimg/www.off...19857cea03.jpg
A few pics of my Broward Trailer that's about to complete.
Notice all the diamond patch reinforcements + the skid channel that ties all the forward cross members together.
Seems like a smart design.

PremierPOWER 04-10-2019 02:48 PM

Hmmm, I have 5 Mycos; 2007, 2010, 2014, 2016, and 2018 with well over 40,000 miles between all of them and have had 0 welding issues.

noli 04-10-2019 06:29 PM

.



I just noticed that not all MYCO's are built like the OP's

This frame-style trailer has no "v" in the center that is welded, thus eliminating that issue

Wright Performance 360 @ Performance Boat Center

"Pull It in Style"

https://cimg8.ibsrv.net/gimg/www.off...fe454b0446.jpg

NWfreerider 04-10-2019 06:33 PM

Cat trailers don't have Vs since the bunks are mounted high up and clearance for the hull that a V-hull needs isn't necessary.

noli 04-10-2019 06:37 PM

.


Myco trailer side view

"Engineered for Performance & Reliability"


https://cimg4.ibsrv.net/gimg/www.off...05c1079ff2.jpg

noli 04-10-2019 06:38 PM

.


that makes sense NW




.

PremierPOWER 04-11-2019 08:30 AM

#MYCO!!

https://cimg6.ibsrv.net/gimg/www.off...0a6d59733e.jpg

Strip Poker 388 05-29-2019 01:40 PM

ouch plumbers crack. I had some crack in the middle of the channel where the cross beam attaches,it push's in the middle,flexing, they offered to fix it free, ad gussets etc, long way and cost make 2 trips. I had a buddy weld them and added 2 diff gussets on them.Just added brace and foot spot to winch stand,im still pretty happy with my trailer, but I dont trailer much.prob spend to much time polishing than using it.

Rob




https://cimg5.ibsrv.net/gimg/www.off...2d565334a4.jpg
it


https://cimg5.ibsrv.net/gimg/www.off...2f289a7ed4.jpg

WARPARTY36 05-29-2019 02:22 PM

Mine broke at the Ticfaw run. The other side was about to break also. Broke where it transitions from straight rails to the tongue. https://cimg6.ibsrv.net/gimg/www.off...c0c9ca8c78.jpg
https://cimg7.ibsrv.net/gimg/www.off...8ef36dedfe.jpg
Fortunately there was a local guy that knew what he was doing to fix it. Sandwiched the joints with 1/2" plate and seal welded it. Myco said my hitch was too rigid so I bought a torsion hitch like Nascats.

NASCAT 05-29-2019 02:45 PM

YIKES!!

Appears that Myco just filled the pie cutout w/ welding rod.
I can't see inside the C-Channel but pictured here are 3 new trailers I've had built from 2 different manufacturers (Myco Competitors) and both have gusseting and reinforcing in that area.
I've never seen any fatigue in that area.https://cimg9.ibsrv.net/gimg/www.off...d45d0be4eb.jpg
https://cimg1.ibsrv.net/gimg/www.off...dd334d2d68.jpg
https://cimg2.ibsrv.net/gimg/www.off...600a5221ff.jpg
https://cimg3.ibsrv.net/gimg/www.off...e7c66b5e1b.jpg

BrowardTrailer 05-29-2019 02:48 PM

https://cimg9.ibsrv.net/gimg/www.off...6885f61646.jpg

Broward Trailer boxes internally all joints and bends for added strength
Broward Trailer goes to the extra effort of boxing the inside of any joints like this, welded or bent. We have never had an issue.

NASCAT 05-29-2019 02:59 PM


Originally Posted by WARPARTY36 (Post 4688927)
Mine broke at the Ticfaw run. The other side was about to break also. Broke where it transitions from straight rails to the tongue. https://cimg6.ibsrv.net/gimg/www.off...c0c9ca8c78.jpg
https://cimg7.ibsrv.net/gimg/www.off...8ef36dedfe.jpg
Fortunately there was a local guy that knew what he was doing to fix it. Sandwiched the joints with 1/2" plate and seal welded it. Myco said my hitch was too rigid so I bought a torsion hitch like Nascats.

Up until recently did torsion / energy absorbing hitches even exist?
I ask b/c being told your hitch is TOO rigid seems like a crock when 99% of the ball mounts out there in USE are rigid?
As much as I love my setup, torsion hitches can't make up 1/10th of 1% of all ball mounts sold over the years so I sorta question explanation WarParty was given.


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