protank 2 issues

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DaveP:13381096 said:
A hard draw creates excessive vacuum in the coil area when you draw. That causes more liquid to be drawn into the coil. The result is liquid in the air tube, weak vapor, gurgling, and coil flooding. Do it too long and there can be leakage around the base.

Adding the Aero base to the Protank is a good fix.

I use this afc valve, i think i dont draw that hard, but i always find some liquid in air tube and in the base, i think it came from the coil air hole. Amy info?
 

DaveP

PV Master & Musician
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May 22, 2010
16,733
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Central GA
I use this afc valve, i think i dont draw that hard, but i always find some liquid in air tube and in the base, i think it came from the coil air hole. Amy info?

Open the air flow control all the way and try to get used to more air. When you vape, draw slowly and easily. That prevents suction on the tank and helps to alleviate flooding. Experiment to find the setting that produces a good draw without flooding the coil.

If you could see through the air hole in the bottom of a coil head, you'd be able to see the actual coil and wick. If the wick gets saturated, then drips can occur and those drips go right out through the air hole in the bottom and into the battery connector.

The fix is to eliminate the hard draw that sucks more juice into the wick, causing drip. That fix is the air flow base adapter. If takes the air intake to a ring of holes in the adapter, supplying more air, a more airy vape, and less flooding. Since it's adjustable, you can control both the airiness of the draw and the amount of juice that gets fed to the coil. Find the sweet spot and most of the drip problems will subside.
 
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Open the air flow control all the way and try to get used to more air. When you vape, draw slowly and easily. That prevents suction on the tank and helps to alleviate flooding. Experiment to find the setting that produces a good draw without flooding the coil.

If you could see through the air hole in the bottom of a coil head, you'd be able to see the actual coil and wick. If the wick gets saturated, then drips can occur and those drips go right out through the air hole in the bottom and into the battery connector.



The fix is to eliminate the hard draw that sucks more juice into the wick, causing drip. That fix is the air flow base adapter. If takes the air intake to a ring of holes in the adapter, supplying more air, a more airy vape, and less flooding. Since it's adjustable, you can control both the airiness of the draw and the amount of juice that gets fed to the coil. Find the sweet spot and most of the drip problems will subside.

Thanks for your info.
 

GotDebt

Full Member
Mar 19, 2014
6
4
Houston, Texas
I just started rebuilding, but have been using 2 Pro Tank IIs everyday for the last 4 mos. In search of the perfect vapor, here are my opinions from my trials and errors (and heavy research on Ecig Forum and the internet)
1) Get an air flow controller. Makes a huge difference. I think they are around $5. Absolutely get one. I think it makes a better contact too with the coil and battery
2) I finally started studying the bottom of the coil where the silicone grommet is located. I have had bad batches (started getting burning taste way too soon - a day later after putting a fresh coil in) and noticed on those bad coils the grommet was squished. I pulled the bottom pin out a tiny bit, let the silicone grommet expand, and it worked much better, but ultimately it will get squished again and go bad. You can read on the internet about the bad batches.
3) Buy the 5 packs of coils on line. My local shop charged $20 for a 5 pack. You can buy a 5 pack for about $5 online. So cheap that you can just toss them when you get a bad one.
4) I have found that brand new, obviously, the coil works good. But then it goes bad a day or two later. By that I mean, the flavor is muted and much drier. For me, a quick rinse and dry burn (doesn't take much, the silica wick has hardly any juice burnt) did wonders and helped make that coil last about a week. So See no. 3. Every week, I toss the old one and put a new one in. Lately I have been putting two strands of silica wick on top of the coil for the flavor wick. Or organic cotton. You can reuse the flavor wick, but rinse it out good. Problem is that it's small and I have lost more than a few down the drain.
5) I HATE leaks and gurgling and shots of juice in my mouth. A lot of the time you can turn the airflow controller all the way open and turn up your watts and burn off the excess. Sometimes, just taking the coil off and blowing it clean works too. If it still leaks, see no. 3. Toss it and put a new one in.
6) I moved up from 1.8 coils to 2.5. Then down to 2.2. I think 2.2 is a happy medium; maybe even 2.0, but I haven't tested enough to know. My understanding is the lower the ohm the less power it takes to heat it. So that helps on lower powered devices (I think)
7) the base DOES wobble and doesn't always fit correctly. Eh, I don't find it to make much issue. From a youtube video, I learned to listen for a click when screwing the coil in. It should be snug. (But not too snug, then you run the risk of squeezing the grommet) I can tell when the chimney isn't on correctly or when the coil isn't in the base correctly because the the coil base won't screw nice and easy to the Pyrex tank. When it screws in nice and easy, you will have a good vacuum. If it feels "clunky" when it screw in, you probably won't have a good vacuum and it will cause a leak. Sometimes, all it takes is to rescrew in the coil.
8) Finally (I have done a lot of testing and read a lot of posts on Ecig forum), in my opinion, sometimes too much wick is not good either. It seems counter intuitive, you want a lot of wick around the coil because it plugs the hole between the fluid and the hole under the rubber grommet on the chimney. And it should, in theory stop the leaks.....But too much wick means not enough liquid gets through and then you get dry hits with vapor that lacks flavor. It's about finding the happy balance.
8.5) When installing a new coil, I fluff the silica wick to make sure it covers the hole before screwing it in. May help sometimes.
8.75) Oh, in my opinion, you want to let the vapor come to you. If you suck too hard, you tend to flood the wick and depending upon your device, you may not have enough power to burn it off. So steady pulls let the vapor come to you in line with the heat of the coils.
 

Ms.P

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Mar 29, 2014
957
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Mid-Missouri, USA
question is...
1) have i bought a duff one, are they usually better than that? im aware the ego batteries im using arent ideal for this tank, but would have expected it to at least match the performance of the 3 quid clearos/1.50 coils id been using before, sadly, so far it hasnt.

2) having the protank at such a loose torque on the battery, even with the (again rather well aesthetically designed) beauty ring holding it more firmly, does still produce a fair bit of wobble, given the weight of the protank on top...is this likely to damage anything, explode in my face, short out New York City...or kill a battery? feels somewhat wrong, but its the best vape ive managed to get from it so far, which is a shame, as it does look pretty good.

not looking for miracles here, i know better functionality can be achieved with a mod, or at least a vv bat, but am i missing something obvious here?

I had the same problems! Tried the airflow controllers, etc. Every time I refilled, the dang thing went dead. No draw. Or a very hard draw. Too much work. I gave up. I liked the bigger tank, but I really prefer the performance - if you can call it that - of the Mini Protank II. So, I hopped over the FS/FT forum and traded my Protanks for Mini Protanks. I'm a happier vaper now. :D
 

bewlay

Full Member
Apr 14, 2014
60
18
uk
great advice, some of which id worked out in trial and error in my own journey with the pt2. the airflow controller is in my opinion, the single best improvement you can make to the device. also, rewicking the coils when they get a bit stale in flavor , or seem to be faulty, is a cheap and satisfying way to extend their lives, cotton re-wick, im finding, are so much better than the wicks on the stock coils, and so easy to do.
 
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