03
E-heater delay time
0 ~ 90min
6
Reserved
04
Week disinfection temper-
ature
50 ~ 70°C
70°C
Adjustable
05
High temp disinfection
time
0 ~ 90 min
30 min Adjustable
06
Defrosting period
30~90 min
45 min Adjustable
07
Defrosting entry coil temp. -30 ~ 0°C
-3°C
Adjustable
08
Defrosting exit coil temp.
2 ~ 30°C
20°C
Adjustable
09
Max defrosting cycle period 1 ~ 12 min
12 min Adjustable
10
Electronic expansion valve
adjustment
0 (auto)
1 (manual)
0
Adjustable
11
Target over-heat degree
-9 ~ 9°C
5°C
Adjustable
12
Steps of manually adjusting
the electronic expansion
valve
10 ~ 47 step 35 step Adjustable(N*10)
13
Disinfection start up time
adjusting
0~23
23
Adjustable(hour)
14
E-heat start temp. differ-
ence
2 ~ 20°C
7°C
Adjustable
15
Compressor accumulative
running time
10 ~ 80 min 30 min Adjustable
16
Lower tank water temp.
raise
0 ~ 20°C
2°C
Adjustable
Malfunctioning of the unit and error codes
When an error occurs or the protection mode is set automatically, the circuit board and
the wired controller will both display the error message.
Protection/
Malfunction
Error
code
LED indi-
cator
Possible reasons
Corrective actions
Standby
Dark
Normal run-
ning
Bright
Lower tank
water temp.
sensor fail-
ure
P01
☆
●
(1flash 1
dark)
1) The sensor open
circuit
2) The sensor short
circuit
1) Check the sensor connec-
tion
2) Replace the sensor
Upper tank
water temp.
sensor fail-
ure
P02
☆☆
●
(2 flashes 1
dark)
1) The sensor open
circuit
2) The sensor short
circuit
1) Check the sensor connec-
tion
2) Replace the sensor
Evaporator
coil temp.
P03
☆☆☆
●
(3 flashes 1
1) The sensor open
circuit
1) Check the sensor connec-
tion
23
V.1
