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Mach 3 question

Created by mikey100 mikey100  > 9 months ago, 15 Jul 2020
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mikey100
mikey100

QLD

1105 posts

15 Jul 2020 4:11pm
A question for those who have a Mach3 Race 6.2... the Severne website recommends it be rigged on an rdm (the Mach1 and Mach2 could be rigged on either rdm or sdm with a cam change.) Is anybody running their Mach3 Race sail on a sdm?Just interested in your thoughts if you do. Cheers.
Dezza
Dezza

NSW

955 posts

15 Jul 2020 6:39pm
Hi Mike, I have the 6.2 Mach 3, never tried it on an sdm, I use the rdm 430 and love it, I previously had the Mach 1 6.2m rigged on 430 sdm, and finding general handling using the rdm is much easier.
mikey100
mikey100

QLD

1105 posts

15 Jul 2020 7:02pm
Select to expand quote
Dezza said..
Hi Mike, I have the 6.2 Mach 3, never tried it on an sdm, I use the rdm 430 and love it, I previously had the Mach 1 6.2m rigged on 430 sdm, and finding general handling using the rdm is much easier.



Thanks Dezza. What I thought!
remery
remery

WA

3709 posts

16 Jul 2020 12:44pm
I have Overdrive M2 6.2 and 7.0 on RDM and they are very nice. I recently bought a 5.5 Mach 2 and rigged it on an old 100 percent carbon 400 SDM wave sail with SDM cams. I haven't had it on the water but seemed a little stiff to rig and difficult to rotate so I took a couple of spacers out. I'll see how it goes in a month or so once it gets wet and stretched.
mikey100
mikey100

QLD

1105 posts

16 Jul 2020 5:43pm
Select to expand quote
remery said..
I have Overdrive M2 6.2 and 7.0 on RDM and they are very nice. I recently bought a 5.5 Mach 2 and rigged it on an old 100 percent carbon 400 SDM wave sail with SDM cams. I haven't had it on the water but seemed a little stiff to rig and difficult to rotate so I took a couple of spacers out. I'll see how it goes in a month or so once it gets wet and stretched.


Thanks remery. Overdrives on website say sdm or rdm are ok. Mach 1 & 2 say sdm & rdm are ok for the 6.2 Race, but Mach 3 only says rdm on website. So wondering if sdm will work on this model.
remery
remery

WA

3709 posts

17 Jul 2020 12:55pm
Has the Mach 3 got that thin bit of cord/twine/string on the mast head? I'd love to know what it does.
Pacey
Pacey

WA

525 posts

17 Jul 2020 3:02pm
I don't have Mach 3s, but I do have Mach 2s. I originally rigged my 6.2 on a 430 SDM Severne mast, but the older Enigma rather than the more recent ones. I was never very happy with the way it set up. On remery's recommendation, I switched over to a Severne 430 RDM and it is much better. I now use RDM for the 5.5 and 6.2, then 460 SDM for 7.0 and above
mikey100
mikey100

QLD

1105 posts

18 Jul 2020 6:49am
Tnx Pacey. Am going to try on sdm, and if not happy, will buy an rdm and extension. Lack of travel spending during Covid has left me with a little spare cash.
Pacey
Pacey

WA

525 posts

18 Jul 2020 8:28am
If you buy a severne rdm extension, make sure you get the new 3 pulley version rather than the old 2 pulley. You need the extra purchase for these sails
mikey100
mikey100

QLD

1105 posts

18 Jul 2020 11:23am
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Pacey said..
If you buy a severne rdm extension, make sure you get the new 3 pulley version rather than the old 2 pulley. You need the extra purchase for these sails


Will do. Tnx.
Ben1973
Ben1973

1008 posts

20 Jul 2020 9:34am
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remery said..
Has the Mach 3 got that thin bit of cord/twine/string on the mast head? I'd love to know what it does.


If your talking about the little loop it's so you can pin it to something to make getting the mast out easier. If your talking about a longer bit that seems to just flap about no idea, I've seen it on a few but never worked it out
sboardcrazy
sboardcrazy

NSW

8292 posts

20 Jul 2020 2:03pm
I've got a Mach2 5.5m and use it on a sdm and it works fine. Better rotation than my M2 Overdrives!
sboardcrazy
sboardcrazy

NSW

8292 posts

20 Jul 2020 2:03pm
I've got a Mach2 5.5m and use it on a sdm and it works fine. Better rotation than my M2 Overdrives!
mikey100
mikey100

QLD

1105 posts

20 Jul 2020 4:22pm
Select to expand quote
sboardcrazy said..
I've got a Mach2 5.5m and use it on a sdm and it works fine. Better rotation than my M2 Overdrives!


Will give the sdm a try.
remery
remery

WA

3709 posts

20 Jul 2020 8:50pm
Select to expand quote
Ben1973 said..

remery said..
Has the Mach 3 got that thin bit of cord/twine/string on the mast head? I'd love to know what it does.



If your talking about the little loop it's so you can pin it to something to make getting the mast out easier. If your talking about a longer bit that seems to just flap about no idea, I've seen it on a few but never worked it out


This bit of string.


Ben1973
Ben1973

1008 posts

21 Jul 2020 9:11am
Yes
sboardcrazy
sboardcrazy

NSW

8292 posts

21 Jul 2020 1:05pm
Looks pretty..
remery
remery

WA

3709 posts

21 Jul 2020 5:24pm
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Ben1973 said..
Yes


I thought one end might have Velcro adjustment so it could be tightened when the top of the sail sags. But no.
Ben1973
Ben1973

1008 posts

22 Jul 2020 9:53am
So what's it for? Anyone know
mikey100
mikey100

QLD

1105 posts

22 Jul 2020 3:33pm
I heard somewhere that it is to stop flutter in head of sail when it is extremely twisted off. morning maybe not...
olskool
olskool

QLD

2459 posts

22 Jul 2020 3:55pm
It's there to show all you speedsters the apparent wind angle. As you approach warp factor 9 just look up n take a gander. Adjust course/ sail as necessary.
Ben1973
Ben1973

1008 posts

23 Jul 2020 9:01pm
Just emailed Severne to find out.
JulienLe
JulienLe

405 posts

23 Jul 2020 10:08pm
We'd plant a screwdriver in the grass through it so the sail wouldn't wrinkle when we pulled the mast out.
Ben1973
Ben1973

1008 posts

24 Jul 2020 1:23am
Select to expand quote
JulienLe said..
We'd plant a screwdriver in the grass through it so the sail wouldn't wrinkle when we pulled the mast out.


That's the little white loop not the long one
mikey100
mikey100

QLD

1105 posts

24 Jul 2020 6:33am
Select to expand quote
Ben1973 said..
Just emailed Severne to find out.


Noooooo... then the mystery, the guessing, the intrigue all will come to an end!!!
tonyk
tonyk

QLD

609 posts

24 Jul 2020 8:45am
Select to expand quote
remery said..

Ben1973 said..


remery said..
Has the Mach 3 got that thin bit of cord/twine/string on the mast head? I'd love to know what it does.




If your talking about the little loop it's so you can pin it to something to make getting the mast out easier. If your talking about a longer bit that seems to just flap about no idea, I've seen it on a few but never worked it out



This bit of string.



off cut the sewing machine ran over in production
Ben1973
Ben1973

1008 posts

24 Jul 2020 8:27am
Got a reply but not sure it helped as I don't know what the streamer system is.
remery
remery

WA

3709 posts

24 Jul 2020 12:19pm
I'm thinking different coloured streamers to identify racers. But that would be the white loop?
olskool
olskool

QLD

2459 posts

25 Jul 2020 5:52am
^^ you guys thought I was joking! It is a telltale..
Ben1973
Ben1973

1008 posts

25 Jul 2020 5:59am
Bit of a rubbish one as it's sown down at both ends
Maybe the upgrade for the m4 is they unstitch one end of it
seanhogan
seanhogan

QLD

3424 posts

25 Jul 2020 9:31am
Select to expand quote
You can tighten the leash with this rope.

Pulling it will make the leash a bit more tight and less open.
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