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Kayfun lite leaking?

Mmmmmm don't think that would be it as it wouldn't screw in properly but I just downloaded and took this below from the instruction manual - It covers everything we've mentioned. It also gave me another thought to make sure that all your o rings are intact. I remember when I first had mine and cleaned it that I discovered an o ring in the sink and put it to one side as the Kayfun was working fine but not for long - until I replaced the o ring so it's worth checking they are all there. The diagram on the manual will show you where they should be. Most spot leaks though are usually down to the way it's been filled or the wick being either too long or blocking the air holes. Stick with it, it'll be something simple and once you've sussed it you'll never look back - if like me you prefer silica I really don't think there is anything to beat this.

The problem: Kayfun Lite sloshing, flooding, liquid flows out through the duct hole.
First you need to check if the tank is airtight.
If the tank is not sealed, e-liquid will pour out of it into evaporation chamber by the
principle of communicating vessels, and then it will flow through the air duct.
Check if evaporation chamber (3) is firmly screwed to the base; all o-rings are in place and
intact: (1с), (3с), (4b), and especially - (4c).
O-ring (4c) is the easiest one to lose during disassembly/assembly.
Also make sure that the transparent window (3b) is not cracked in case you use it.
Also make sure that the screw (1l) in place and tightly screwed.
If you have verified that the seal is not broken, but the problem still persists - let's try to
find and eliminate the cause.
There may be several more reasons for leaks:
The reason: Wick is too long and/or coil lies too low over the air duct.
What happens: If the wick is too long and it takes all the available space in the
evaporation chamber, then, when swollen with e-liquid, it leans to the posts (1d) and (1e)
at the level of the air duct or even higher.
Liquid begins to flow from the wick to the poles and then into the duct.
In this case the duct becomes kind of extension of the wick.
The same happens when coil lies too low over the air duct - swollen with liquid wick can
stick out between the coils and touch the poles.
What to do: shorten the wick, position it correctly on the sides of the poles, lift coil higher
over the air duct.
The reason: With each draw, evaporation chamber receives more e-liquid than can be
evaporated; as a result e-liquid floods the evaporation chamber and flows through the duct
out.
There may be several reasons for this:
Reason number 1: insufficient heating temperature, or rather lack of power (voltage) to
the coil, when coil can’t heat up to required temperature
What to do: Increase the power (voltage) on the battery mod or build a coil with less
resistance.
Probably batteries are depleted - charge/replace battery if it is the case.
Reason number 2: Too strong/long draw
Try to inhale slowly and smoothly.
You need to get used to the lighter draw, especially if you are used to hard draws of
conventional cartomizers and tanks.
Find comfortable for your strength and duration of the draw that would at the same time
allow all e-liquid entering the evaporation chamber to evaporate during the draw and
Kayfun Lite would not overflow/slosh.
You will quickly get used to this type of draw and will get the most from your Kayfun Lite.
Minor leaks may also happen if the tank is filled completely, or it is filled more than halfway
while Kayfun Lite is lying horizontally or with mouthpiece tilted down for some time.
In this case, one of the grooves (1h) could be at the top "in the air" and another one at the
bottom dipped into e-liquid.
In this case the air will escape from evaporation chamber through the top groove and eliquid
will flow from the tank to the evaporation chamber through the bottom groove.
Naturally this process stops as soon as both grooves are covered with e-liquid.
Make sure that both grooves are always covered with e-liquid, keep Kayfun Lite horizontally
in such a way that the mouthpiece is always slightly higher than the evaporation chamber.
Even better, keep it in the vertical (or near vertical) position if your battery mod allows it.
Leaks may also happen when ambient temperature and/or pressure changes abruptly, for
example when you walk into a heated room from the cold or in an airplane during
takeoff/landing.
It may even happen during rapid ascent/descent in express elevator.
Solid (metal) parts of the device are expanding/shrinking with temperature/pressure
change, changing the volume of the tank and causing e-liquid to flow into the evaporation
chamber.
Pressure drop causes the process similar to what happens when you draw, just without
heating the coil.
To avoid leakage in such cases we recommend you to keep/transfer Kayfun Lite upside
down i.e. mouthpiece down.
In this case, grooves (1h) will be at the top in the «air bubble» and when the temperature
or pressure changes, air will flow between evaporation chamber and tank instead of eliquid.
The problem: Burnt taste. This problem is opposite to the leakage. Dry wick is the most
common cause of burnt taste.
The reason: Too high heating temperature, to be exact - excessive power (voltage) is
applied to the coil. This heats up the coil above desired temperature.
What to do: reduce the power (voltage) on the battery mod or install higher resistance
coil.
The reason: No liquid left in the tank.
What to do: Refill the tank
The reason: Tails of the wick are packed too tightly in the evaporation chamber.
What happens: Too tightly packed wick may block grooves (1h) and obstruct e-liquid flow
from the tank to evaporator chamber.
What to do: Place wick properly.
It must lie free over the grooves (1h) but should not be pressed against or stuck into them.
The reason: The grooves (1h) are blocked
What happens: Pieces of wick are stuck in grooves (1h)
What to do: Remove pieces of wick from grooves (1h)
The reason: Holding Kayfun Lite upside down (mouthpiece part down) all the time, for
example when lying down.
What happens: In this position liquid does not cover grooves (1h). As a result, liquid
doesn’t flow into evaporation chamber and does not saturate wick during the draw.
What to do: Do not use Kayfun Lite in this position
The reason: Too long piece of the resistance wire is left between the screws and the wick.
What happens: The pieces of resistance wire that don’t contacts the wick get easily
overheated
What to do: Adjust the coil position to eliminate long resistance wire legs not contacting
the wick.
The reason: Resistance wire is wrapped too loose around the wick
What happens: Coils that don’t contact the wick get easily overheated
What to do: Rebuild coil correctly: resistance wire should have contact with the wick along
the length of the coil
The reason: Resistance wire is wrapped too tight around the wick
What happens: Resistance wire pinches the wick and obstructs the flow of e-liquid along
it, this can be the reason of burnt taste
What to do: Rebuild coil correctly: resistance wire should not pinch the wick
The problem: Burnt taste and flooding at the same time
The reason: Yes, this can also happen if during assembly you don’t place tails of the wick
along the grooves but leave them lifted.
This is usually done out of habit - wick tails are placed this way in some popular
cartomizers.
What happens: In this case, when you draw, liquid flows into evaporation chamber, does
not find wick tails to suck into (they are raised up), eventually rises over the air duct level
and overflows.
Meanwhile coil remains dry causing burnt taste.
What to do: Install wick correctly
The problem: The draw is too tight
The reason: Very large coil and/or wick
What happens: Air flow in evaporation chamber gets obstructed
What to do: Setup the coil and wick correctly
The reason: The blockage of the air duct (1g)
What happens: Something obstructs the airflow through the duct
What to do: Remove the obstruction
WARNING: Some flavorings that make up liquids for electronic cigarettes have a
devastating impact on the polycarbonate material transparent body part is made of.
If you use such a liquid, please use metal body part instead of polycarbonate body part in
order to avoid breakage.
The manufacturer is not responsible for the destruction of a transparent body part due to
usage of «aggressive» flavors and reminds you that the transparent body part is a
consumable item and is not covered by the warranty by the manufacturer.
 
Ok this isn't a major problem but its niggling me. My kfl is leaking a little from the fill hole. It's not a major leak but enough to require me to take off and wipe down every few hours. I've tried another screw from the spares pack but its still leaking the same amount. Anyone got any ideas?

michelle, make sure you wipe the screw and the base clear of any specs... And don't overfill ... That Sussed it for me
 
Ok this isn't a major problem but its niggling me. My kfl is leaking a little from the fill hole. It's not a major leak but enough to require me to take off and wipe down every few hours. I've tried another screw from the spares pack but its still leaking the same amount. Anyone got any ideas?
I had this problem with mine even after a few different wick/coil changes. As I read somewhere else, you can try taking the tiny o-ring off the precision screwdriver that comes with it and put that on with the fill hole screw. This has worked for me so far, although I'm still not sure of why it would leak in the first place :)
 
I didn't get a screwdriver!
 
I think Cloud 9 include them as standard - the screwdriver that is.
 
When I got my kayfun lite from cloud 9 I got a lovely dark chocolate toffee but no screwdriver
 
I didn't get a screwdriver either :( As for the leaking, mine did the same from day 1, no matter how I rewicked it. My advise is get some PTFE tape, think i got mine from amazon. I wrapped a little around the filling screw and its perfect now, no leaks at all.
 
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