Broken Itaste 134- could use some suggestions

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glassgal

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I bought an itaste 134 from a coop. The thing arrived and lit up, everything seemed fine, til I tried to vape it. The dial did not seem to respond. I was told that if you buy it from a non-retail source, they do not honor the warranty, so I had nothing to lose trying to take it apart.

I finally got it apart (the screws are epoxied or locktite'd down, 3 stripped Kobalt screwdrivers and semi stripped screws later, I got the top off, but never got the bottom screws out).

I thought the problem was a floating piece of yellow insulating cellophane/tape, that had fallen behind the wheel. I removed it, reassembled and it worked. So I vaped a bit, and then it would not shut off.

Turns out that my tank was leaking, and somehow leaked ONTO the circuit board. I discovered that you can blow on the top and it passes through... meaning if you have a leak, it can drip right onto the electrical board. I also found that the button is solid metal... which can also leak directly onto the electronic board.

Here are pix...


Top Removed:
DSC00069_zpse6b39b75.jpg



Stuck back on cello:
DSC00072_zps52d31bcd.jpg



Board coming out:
DSC00074_zps58c8ceac.jpg



Front face of board (with the button):
DSC00075_zps788a5dde.jpg



Back of the board... and I think I may have found the problem, or part of the problem - apparently, while I was test firing it, I used a leaking carto... and the juice got ONTO the board itself... see the thickened booger-looking areas on the pins?:
DSC00084_zpsed748b7c.jpg



I cleaned it as well as I could with QD Electronic Cleaner (I bought electronic cleaner, dielectric grease, anti-oxidant compound for electronics from Amazon. Not because I have a clue what to do with them, but because the reviews made them sound useful), plastic brushes, qtips, Eye tees.
DSC00101_zps9499818b.jpg



Button hole (cannot get focus inside the tube - but the entire button is metal, front and solid back):
DSC00092_zpsae381b67.jpg



After cleaning:
DSC00090_zps1c75f42f.jpg



I haven't screwed it back together yet... thought I'd post these pix and let you guys tell me what you think, does the board look OK now? Can you see anything else I should check before I reassemble and try to fire? I will let the electronic cleaner dry fully before test firing.


I couldn't figure out how the juice got ONTO the board in the first place... so I blew into the top of the connector to see if it actually went into the body of the unit... and YES IT DOES. Very little, but enough to leak.


Is this built in obsolescence or inferior design? Who doesn't eventually have a leaking carto or tank? The area behind the button is also open to the circuit board behind it, so if juice got into the button, it would end up leaking onto the board too.


This was an over $100 itaste 134. Actually, $169 retail, and the flagship Chinese designed Itaste mod. What a piece of CRAP. It looks good, materials are decent, but how very ignorant to design a system that is supposed to hold liquid, that allows leaks directly onto an electronic circuit board!!!


Can anyone see anything else wrong with the board? I don't know anything about electrical boards, other than what an open and closed circuit are. But if anyone can look at it and give me any suggestions, I'd appreciate it. Also... where should the piece of insulating tape go??
 

jpcwon

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Dang....That does seem like shoddy engineering if you ask me. As someone who works on medical devices (which use plumbing and PCB mounting right near each other), you want to isolate the liquid from the PCB by any means necessary. I can't believe there's not some sort of barrier or channel to direct the potential fluid AWAY from the PCB....It's almost like you're asking for a disaster based on the way it's currently set up!

Hey man, I wish you the best of luck...it sounds like you're off to a good start getting that thing functional again!! :)
 

lvm111

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Thumbs up on the great pics. Sorry you have this problem. I also have a 134 and it's been a good little vaper.

Couple questions though. Isn't it a good thing the button is metal instead of plastic, if that's what you're saying? And I really don't see what that has anything to do with this problem anyway. Sounds like you leaked a bunch of liquid all over the place somehow. And that caused the problem. How in the hell can one get liquid to leak onto the button of a 134? it seems impossible.

Lesson learned. Don't leak juice all over the APV. It comes with an i30. Use it.

best regards, larry mac
 

glassgal

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Thumbs up on the great pics. Sorry you have this problem. I also have a 134 and it's been a good little vaper.

Couple questions though. Isn't it a good thing the button is metal instead of plastic, if that's what you're saying? And I really don't see what that has anything to do with this problem anyway. Sounds like you leaked a bunch of liquid all over the place somehow. And that caused the problem. How in the hell can one get liquid to leak onto the button of a 134? it seems impossible.

Lesson learned. Don't leak juice all over the APV. It comes with an i30. Use it.

best regards, larry mac

I actually pasted this from another forum, where it didn't belong:p. So I deleted it there and pasted it here, so I didn't disrupt that thread further. What about the button? The part I didn't mention here was that it started to shock me after I 'fixed' the unit by removing the yellow cello. Which leads to the same conclusion Blue Snake had. I put the yellow cello back. THAT's when it refused to stop firing. You can see from the first pix above as it was coming out that it's exactly what I did, put the yellow cellophane there.

I just skipped that part in the explanation above, since putting the yellow cello back would fix that problem. The question I have now is whether it looks like that amount of cleaning was sufficient, since I can see some discoloration on the metal pins.

Also, if anything on the board looks wrong or missing.

Any atomizer can leak, including an I30 when the heads wear. It is stupid design to have a cup type top that then leaks right down into the wires.

As for why it's relevant to MY situation, I sprayed WD-40 around the button wondering if it would flow down to the base to loosen the screws, which are epoxied or locktited on. If someone lays the unit on the side, juice could get in the button.

The internal structure is similar to the inside of a Provari, as far as board position, wiring, and button placement. They just didnt' realize that the Provari is COMPLETELY sealed at the top... possibly one of the biggest reasons Provari stay problem free for years.
 
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