BTW if you plan on opening the mouthpiece all the time, basic feeding is useless to use. I am unfortunate I cannot use this feature of Ithaka because basic feeding does not work with the juices I use.
hole of ceramic is smaller xtreme. If it was at the same diameter, a short would happen.
Ok, put a screwdriver on a table in vertical position with its plastic grip on the table and put the ceramic housing on its other side having metal piece of screwdriver touching the base of ceramic. Keep them together and hit the screwdriver on the table
BTW if you plan on opening the mouthpiece all the time, basic feeding is useless to use. I am unfortunate I cannot use this feature of Ithaka because basic feeding does not work with the juices I use.
You are right it might be used this way. But for me I can use all the juice up from the mouthpiece opening. The natural tilting his helps in this.
Check this post:
http://www.e-cigarette-forum.com/forum/gg/335107-ithaka-official-257.html#post10191089
Depends of a lot of factors, the size of the wick used, the style of coils (arrangement), types of wires : single, dual, etc. final resistance and so on.
For example, right now I have a dual (X) ribbon 0.3mm coil, each one of 1.8ohms for a final resistance of 0.9ohms, 3mm silica. Basic feeding is opened for both channels, mouthpiece fully closed. I do not have to open the mouthpiece at all, no dry hits, good flavor and good vapor.
When I use it with a single coil, two wicks in parallel and the coil joins both wicks at the center, I leave the basic feeding control opened for one channel at each side and make adjustments by using the mouthpiece feeding control.
Or you can just leave the basic liquid feeding control closed for all channels and adjust the liquid feeding with the mouthpiece.
It is just a thing of experimentation to find which is the suitable setup for you.
I have tried both styles (dual coils), I prefer the X style, in my case, that setup gives more vapor, throat hit and flavor:
Air hits both coils by the center (one coil is over the other, just above the center post / air intake), air hits the first coil and part of the second coil, and also, as it has to go up, the surrounding air hits parts of the upper coil.
On parallel setup I got less vapor and throat hit, coils have to be very close each other on the center, so air can hit both coils.
Any way, I'll try again the parallel setup, just to experiment with it again
I use 2mm, 2.5mm, 3mm wicks on my Ithaka. I prefer the 2.5mm, I get better results when the wick is not too tight in the channels but no too loose.
I have not, but I saw a Shiryo's picture on the Ithaka's thread, he configured his Ithaka with micro coils:
http://www.e-cigarette-forum.com/forum/gg/335107-ithaka-official-259.html#post10207119
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Also constructive criticism is appreciated guys.
So when I took my setup apart I didn't see a broken coil like I expected. It turns out my r/nr junctions are coming loose. So I recoiled it using nickle nr wire this time hoping the extra stiffness would make for a better hold. I don't think it did as I'm reading varying resistance this time. I've had readings from .6 ohm (expected) up to like 2.2 ohm on one measurement. So I'm guessing both coils have a loose r/nr junction. It still vapes very well and I should have no problem getting through this tank of juice, I'll get a set of coils ready to go for the next refill and try try again. It is kinda funny, I really haven't had this happen since the first couple r/nr coils I made. Perhaps I'm making the first twist tight enough, or perhaps I should add a few extra wraps of nr around the first twist. I've been thinking about pulling out the wire wielder to try and get it working. After many failed wields I gave up and used the twist method.
Here are a couple pics of my coils and x config setup
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It is possible your connections are touching the mouthpiece causing a short especially if it is on the posative side. I always try to make sure my joints on posative side are on the bottom and inside the ceramic if possible for this very reason.
Nice coils. The micro one looks great. I had bad experience with welder as well. Your twists are fine as long as they are not loose. They look neat. But your dual coils have coils too far apart. Is this intentional?
I had the same trouble. I had been building mine without issue then one day had to rebuild 4 freaking times because it shorted out every time. I finally figured out it was because I had my connections on top and the mouthpiece was contacting them. Rebuilt it and made sure they were underneath the wrap and I didn't have any further issues with it.