22
12. Troubleshooting
※
It takes approx. 70 minutes to fill empty water tank. (25 °C water temperature)
※
It takes approx. 80 minutes to produce cold water from ambient water. (25 °C water temperature)
Symptom
Check point
No
Yes
Is the power plug
inserted properly?
When the display is
not turned on and
not operated.
Insert the power plug into
wall outlet properly.
Is tap water being
supplied?
Is water ACS LED is
blinking?
ACS Smart cleaning function
is operating. Wait 45 min-
utes until it finished.
When purified
water (ambient /
cold / hot) is
not served.
Wait until the tap water works
as the unit unplugged.
If the purified water (ambi-
ent/cold) is not served
after given time for filling
the tank, then request
follow-up service.
When cold water is
not cold enough
(When taking
cold water)
When hot water is
not hot enough and
hot water is not
served.
(When taking
hot water)
Has it passed 2 hours since
the unit operated?
Cold water is being
produced.
Request follow up service.
Request follow up service.
Request follow up service.
Is hot water switch OFF?
Is standby heating set
and processing?
Is water in
ambient water tank?
Hot water is being
produced.
(It takes about 30 minutes.)
Press hot water Selection
button to start WARM-UP.
It takes 2.5 minutes to com-
plete WARM-UP. After given
time and baby’s ultrapure hot
water is not served, request
follow up service.
Set hot water hot tank or
standby heating.
If cold water is used a lot, cold water is being made. It takes 80 minutes.
When a silicon tube is contaminated by using for an extended period of time,
request follow up service.
Request follow-up service
when you still have problem
as the power plug is
inserted properly.
How to maintain
a silicon tube?
Summary of Contents for EDGE CHP-3990DL
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