Coway CHP-671R/L - Room Temp & Overflow Malfunction Troubleshooting

4-1-4 Room temperature water malfunction and water overflow malfunction
No
Yes
No
Yes
No
No
Yes
Yes
Yes
Yes
No
D
No
Fault diagnosis
Coway co., Ltd
4-7
Household supply
power malfunction
Check household supply power
Check and OPEN source
water valve
SMPS voltage
DC 24 V, DC 5 V
Check and replace after verifying
Is the socket
power voltage within
rated voltage?
Are the water cutoff
and water supply
valves normal?
Are the water pipes
connected according to
specifications?
Is the SMPS secondary
voltage normal?
Room temperature water
malfunction and water overflow
malfunction
Check and then
replace tubing lines
Are the tubing lines
compressed or twisted?
Replace the filter if it's clogged
Does water pass
through the filter?
Check source water entry/waste
water and water pipes