Davinci by Karma

PierceLaw

Member
Hey! that is vapor being produced by the ambient heat in the chamber.

I always assumed that the vapour from cannabis was colourless and invisible, so I was slightly antsy about the visible white "smoke", but I'm glad it's nothing to worry about. Anyway, I suspect this has been discussed to death many times before in these forums, so thanks for the reply.
 
PierceLaw,

cawshook

Solod out.
Just a few tips for the hash:
-dont grind them up to dust. I just heat it up a bit and use a grinder, and get fairly large pieces. (do it quickly before the hash cools down and sticks to ur grinder)
-dont overfill. Fill the can like 3/4s of the way max.
 
cawshook,
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Hello all,

My davinci vaporizer has been working perfectly up until now. the screen is frozen and the heating chamber will not turn on. I have tried draining the battery and then charging it again, but this did not do anything. I bought my model off of ebay so the warranty will most likely not be valid. Has anybody else had the same issue and/or knows how to fix this?
 
Gregwinbob,

DaveTheBrave

New Member
Hello everyone, I just got a DV today and during the first use, it tasted and smelled kinda weird. Almost like popcorn or something lol i don't know if this is normal or if it always has like a weird taste the first couple uses. I've never used a vaporizer before until now. Also, what color should your weed look like afterwards?
 
DaveTheBrave,

cawshook

Solod out.
Hello everyone, I just got a DV today and during the first use, it tasted and smelled kinda weird. Almost like popcorn or something lol i don't know if this is normal or if it always has like a weird taste the first couple uses. I've never used a vaporizer before until now. Also, what color should your weed look like afterwards?
Ya the smell is normal and will get less with use. Try turning it on to high temp for 5 min without anything inside.
Your vaped weed color will depend on the temp. at the highest temperature it should be black. at medium its dark brown, at low its light brown.
 

DaveTheBrave

New Member
Ya the smell is normal and will get less with use. Try turning it on to high temp for 5 min without anything inside.
Your vaped weed color will depend on the temp. at the highest temperature it should be black. at medium its dark brown, at low its light brown.
Thanks for the info, much appreciated.
 
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skant

New Member
Simple question: Is herb heating up in Davinci before taking a draw? Is it just the hot air that extracts vapor, or is the heating element doing it as well?

Also, how much does type of draw (slow, fast hard, etc.) affect temp?

Thanks in advance...
 
skant,

GeekyGodiva

Happy Hairy Herbal Faerie
Simple question: Is herb heating up in Davinci before taking a draw? Is it just the hot air that extracts vapor, or is the heating element doing it as well?

Also, how much does type of draw (slow, fast hard, etc.) affect temp?

Thanks in advance...

Yes, the element is causing some heating of the air within the unit, to a pretty high degree actually, around an early vaporization point prior to first draw, but it is not super concentrated heat until you draw air though. Then the metal walls retain that heat, so the chamber stays fairly toasty, hence the wisps seen between draws sometimes.

The air wouldn't be hot without the element in the air-path and the heat contacting the herb is the ultimate cause of vaporization (whether via induction or convection) and this design employs a bit of both? Probably the wrong answer as I am not sure of the query.

Slower softer pulls get me more vapor. I vape at low temp around 320 for taste and as the flavor fades I ramp it up in increments of 5 degrees until around 375. I get consistent amounts of exhaled vapor as long as my unit is clean.

The unit keeps constant watch on the temperature (which the housing insulates quite well anyhow) and will adjust as quickly as possible within a few seconds. A strong, fast draw that cools the chamber can kick on the hearing element a bit over its intended mark by 5-8 degrees.
 

skant

New Member
T
Yes, the element is causing some heating of the air within the unit, to a pretty high degree actually, around an early vaporization point prior to first draw, but it is not super concentrated heat until you draw air though. Then the metal walls retain that heat, so the chamber stays fairly toasty, hence the wisps seen between draws sometimes.

The air wouldn't be hot without the element in the air-path and the heat contacting the herb is the ultimate cause of vaporization (whether via induction or convection) and this design employs a bit of both? Probably the wrong answer as I am not sure of the query.

Slower softer pulls get me more vapor. I vape at low temp around 320 for taste and as the flavor fades I ramp it up in increments of 5 degrees until around 375. I get consistent amounts of exhaled vapor as long as my unit is clean.

The unit keeps constant watch on the temperature (which the housing insulates quite well anyhow) and will adjust as quickly as possible within a few seconds. A strong, fast draw that cools the chamber can kick on the hearing element a bit over its intended mark by 5-8 degrees.

Thanks for excellent reply.

One more thing: hold in lungs as long as possible like smoking, or different absorption with vape?
 
skant,

C No Ego

Well-Known Member
T


Thanks for excellent reply.

One more thing: hold in lungs as long as possible like smoking, or different absorption with vape?

I like to pull in a good amount of vapor and hold it in for a while then exhale some of the vapor ( not all) and then pull in a breath and hold some more then repeat. I do that a few times until I see no more vapor on the exhale. fresh oxygen helps absorb more actives from the same vapor during the process. a lot of people take a big pull and hold it in until the body screams for oxygen and then blow it all out but introducing fresh air to the mix helps the vapor go further.
 
C No Ego,

WildChild

Seeking My Shangri-La
I guess the people (including me) who use the oil cans with buds don't read this thread that often anymore; otherwise, someone would have answered you sooner.

Anyway, I use the oil cans with buds for the same reason as you mentioned. I also place a spare screen inside the can to help prevent leakage, using the blunt end of a felt pen that just fits inside the can to push the screen flush against the bottom.

Personally, I grind the buds as fine as possible before placing it loosely (not compacting it too much) inside the can. I also use an unbent paper clip to poke a hole through the middle of the packed can to create an air channel.

Maybe you can get better airflow and more vapour from placing the buds directly into the heating chamber, but I wouldn't know because I've never actually done that before--and I've never felt compelled to because I've had no problem getting the effects that I want from using the oil cans.

I also suspect that there's some combustion going on inside the can. I always get some small amount of what looks like black (or maybe it's just a really dark brown) particulates after emptying the can, but perhaps this is normal, with or without the can? This is the first vapourizer that I've ever owned, so I don't know if some amount of combustion is inevitable no matter which vapourizer you use. I'm not maxing out the temperature, either--it's usually at 190-195 C (or 374-383 F). I guess I can try lowering the temperature, but I'm a creature of habit and it's not big enough of a deal for me to change things (or maybe I'm just mistaken about the combustion thing).
Thank you for taking the time to write this, PierceLaw. Just saw it today! I'll give that a try...
 
WildChild,

max

Out to lunch
PierceLaw said:
I also suspect that there's some combustion going on inside the can. I always get some small amount of what looks like black (or maybe it's just a really dark brown) particulates after emptying the can, but perhaps this is normal, with or without the can?
No combustion. Black ABV is still ABV, just high temp.

skant said:
Is herb heating up in Davinci before taking a draw? Is it just the hot air that extracts vapor, or is the heating element doing it as well?
Any vape where the herb sits in an enclosed metal chamber is going to give you some conduction heating and produce vapor. Any time I use the DV and don't finish off the bowl contents I'll turn the unit off and still get another hit or two from the heat retention.
 

skant

New Member
No combustion. Black ABV is still ABV, just high temp.

Any vape where the herb sits in an enclosed metal chamber is going to give you some conduction heating and produce vapor. Any time I use the DV and don't finish off the bowl contents I'll turn the unit off and still get another hit or two from the heat retention.

Is it better to put in small amount and finish, or larger amount for two or more sessions. A session for me is one or two hits max (weed I have is POTENT.) I usually put in half chamber, good for two or more sessions.
 
skant,

max

Out to lunch
I'd say finishing off a bowl asap is more efficient, but if you don't, just turn the vape off like I do, and take another hit or two, since there will be some vapor production after shut down. In fact, in your case I might turn it off after the 1st hit, since you're likely to get at least one more anyway. If you don't want 2-3 big hits, take a short one, turn it off, and take 1-2 more short ones. How much you get after shut down also depends on the temp you're using and how long it's been on. A quick shut down after start up won't give you much more since the chamber walls haven't really been heated up much. Try it out and see what you get (exhale into some good lighting) after you turn it off. You'll figure out how to minimize/eliminate waste for your particular vaping style.
 
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skant

New Member
Than
I'd say finishing off a bowl asap is more efficient, but if you don't, just turn the vape off like I do, and take another hit or two, since there will be some vapor production after shut down. In fact, in your case I might turn it off after the 1st hit, since you're likely to get at least one more anyway. If you don't want 2-3 big hits, take a short one, turn it off, and take 1-2 more short ones. How much you get after shut down also depends on the temp you're using and how long it's been on. A quick shut down after start up won't give you much more since the chamber walls haven't really been heated up much. Try it out and see what you get (exhale into some good lighting) after you turn it off. You'll figure out how to minimize/eliminate waste for your particular vaping style.

Thanks. Experimentation is needed. I've been doing what you've suggested, but still unsure of efficacy.
 
skant,

PierceLaw

Member
About using the buds in the vapourizer for more than one session, another advantage of using the oil cans with buds (besides keeping the heating chamber fastidiously clean for neat freaks like me) is that you can pop it out of the chamber when you're done, thus the buds will cool down relatively quickly and there'll be less "waste" vapour production.
 
PierceLaw,

KidFated.

Unknown Member
About using the buds in the vapourizer for more than one session, another advantage of using the oil cans with buds (besides keeping the heating chamber fastidiously clean for neat freaks like me) is that you can pop it out of the chamber when you're done, thus the buds will cool down relatively quickly and there's less "waste" vapour production.

oil cans good for herbs? and would i leave that rubber top piece on? or off?
 
KidFated.,

skant

New Member
I bought a second DV for my brother; his has a serial number on the bittom, mine doesn't. Is this if any relevance? Is one device newer than the other?
 
skant,

PierceLaw

Member
oil cans good for herbs? and would i leave that rubber top piece on? or off?

I posted a bit about my experience using the oil cans with herbs here.

I've never thought about leaving the top silicone piece off, but I suppose one could experiment with that. However, I use the oil cans to keep things tidy inside the vapourizer and removing the silicone piece would seem to be counterproductive to that cause.

Along with keeping things tidy and a faster cool-down upon removing it from the chamber, another possible perk of using the oil cans with herbs is that it might get somewhat hotter inside the oil can compared to the heating chamber itself--anyone wishing that this vapourizer had a higher max temperature might want to experiment with the oil cans.

One or more forum members have mentioned before that the oil can fits loosely inside the vapourizer, and if you inhale too quickly, you'll suck up the can and hear it hitting the lid's lower screen. It was mentioned that you can unscrew the screen a few turns to lessen the gap between it and the can. Not sure if this has been mentioned before, but to effectively close the remaining gap, when placing the silicone piece on top of the can, don't press down on it all the way and let it protrude a bit. Hope that all made sense (a picture or two would do wonders here, but I'm too lazy to snap them).
 
Last edited:
PierceLaw,
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KidFated.

Unknown Member
gunna do a good cleaning with iso and trying out tha cans today. i have like 10 of them all different colors. the da vinci "relax" oil knocks my ass right out.
 
KidFated.,

Flatland

Active Member
My davinci vaporizer stopped working and they are refusing to honor the warranty. I have gotten warranty support from them before but now, suddenly, they won't honor their warranty.
 
Flatland,
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