12
Installation & Owner‘s Manual
3.4.3 PCB I/O Ports description
Solar Pump(Reserved)
Alarm
EEV
SW1 Factory Setting
for Disinfect
&Electric Heater
Model Selection
SW2 Factory Setting
for Model Selection
High Pressure
Switch
Tp:Comp
Discharge
Temp.Sensor
Transformer
Output
Transformer
Input
Power Supply
Solar Input
(Reserved)
y
a
w
-
4
P
M
O
C
n
a
F
Valve
EHEAT S.V. Crank
Heater
Panel Display
Power Supply
Output
Panel Display
Output
T5L:Lower
Tank Water
Temp.Sensor
T5U:Upper
Tank Water
Temp.Sensor
T4:Ambient
Temp.Sensor
T3:Evaporator
Inlet Temp.
Sensor
Th:Comp
Suction
Temp.Sensor
Model: HWHM-TDF190/1.5-H31
HWHM-TDF300/3.5-H31
HWHM-TDF300/3.5E-H31
Model: HWHM-TNF190/1.5-H31
EEV
TH:
Suction Temp. Sensor
TP:
Dicharge Temp. Sensor
T5:Tank Temp. Sensor
T3
Evaporator Temp. Sensor
T4
Ambient Temp. Sensor
Transformer in
Transformer out
IC
LCD control port
FAN
Power
supply