21
Troubleshooting Guide
Phenomenon
Possible cause
Solution
Cold water is not cold
(If the product is not
malfunctioning)
Low power supply
·Check if the power supply is 220V. If the power supply is
low, the power must be set to 220V.
High amount of
water to be extracted
·If you take a lot of water continuously, the cold water
temperature will increase. Please try again later.
Cold water function
turned off
·Press and hold the cold water selection button for more
than 3 seconds to turn on the cold water function.
Connect to hot
water piping
·When connected to hot water piping, cooling water
performance is deteriorated due to high supply water
temperature. (The cooling performance may deteriorate
due to the high water temperature in hot weather.)
Cold water is not cold
(In case of product
malfunctioning)
Failure of the cooling
section
·If you do not get cold water after 2 hours with the power
being supplied normally, contact the customer center.
Water not dispensed
Locking of the raw
water valve
·Open the tap water supply valve. (After moving, after
inspection, after interior work)
End of filter life
·After confirming the filter replacement cycle, contact the customer center.
·If water can not be taken even after replacing the filter, close the
water valve, unplug the power cord, and contact Customer Service.
Cut off the tap water
·Turn off the raw water valve and unplug the power cord.
·When the tap water comes out, open the water valve and plug in the power cord.
Bending of connection hose ·Check if the connection hose has a bending part.
Preheating operation
of instant hot water
·When taking hot water, it takes a little warm-up time
because hot water is heated instantly cold water.
120ml/ 250ml/ 550ml/
Continuous LED
flickers simultaneously
·Open the tap water supply valve. (After moving, after
inspection, after interior work) Please check whether the tap
water is cut off.
Noise generation
Mechanical operation
and temperature change
·"Wing" sound is the sound of the fan. This is not a malfunction.
If the noise is too loud, please contact Customer Service.
·The sound "tuk" during extraction water is the sound of the valve. This is not a malfunction.
·This water purifier is equipped with a compressor, so there is a
noise similar to that of a refrigerator.
· The sound of water flowing inside the product may be heard.
This sound is the sound of the cooling water in the heat exchange
tank rotating for heat exchange. This is not a malfunction. If the
noise is too loud, please contact Customer Service.
Product leakage
Defect of assembly
(connect) part
·Close the tap water supply valve, unplug the power cord,
and contact customer service.
Unpleasant taste and odor
When there is no long-
term use of the product
·Press and hold the room water and warm water buttons
simultaneously for more than 3 seconds. The internal flush function
automatically operates. (Water can not be taken at this time)
Fine particles in
purified water
Bubbles generated
during water supply
(White water phenomenon)
·If there is fine particles even after 5 minutes of receiving water in the
water cup, shake the water cup 5 to 6 times to check for fine particles.
If there are still fine particles, please contact our customer center.
When boiling or freezing
the water
·The minerals in the water may solidify due to temperature
changes. Do not worry, this is not a foreign object.
Please check the following before requesting repairs. If there is any problem, please contact the service center.