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3 Technical specifications
3.4
Electrical diagram
Fig.105
Electrical diagram
LCD
T5L
Tp
Th
XS9
XP9
Wh i t e
T4
X S8
Xp8
Black
T3
2B 2A
T5L
Black
Red
White(Black)
TCO
T5L
1 3
2 4
Red
ATCO
Orange
Orange
Electric Heater
A To avoid any risk of malfunction, the conductors
should pass through the inductance in the same
direction.
Caution
Do not touch switches SW3_1 and SW3_2 which correspond to the detection of the immersion heater installed in
the product (1550W) and not to the choice of output from the immersion heater.
Tab.32
Key
Connector
Main Control Board
LCD
TR
EEV
FAN
CAP1
COMP.
Compressor Capacitor
Power supply
Electric Heater
190
ETWH
XP2
XP1
XS2
XS1
CN3
CN2
CN1
M ain Control Board
CN2 5
SW1
CN1 8
CN2 1
RY1 3
RY1 4
CN15
CN2 6
Blue
Blue
KM1
KM2
CN 40 6
C N 4 07
C N 40 5
C N 4 08
3
3
4
4
White
Off Peak
2A2B
1C
Red Black Black
Description
Control system PCB
Control panel
Transformer
Electronic expansion valve
Fan
Fan capacitor
Compressor
Compressor capacitor
Thermodynamic water heater power supply
Electrical back-up immersion heater
3.4.1
Water heater ETWH 180 E and ETWH 230 E
TR
CN27
CN1 4
C N 8
C T 2
CT 1
RY1 2
C N17
Brown
C T2
White
1 D
Black
Compr essor
Whit e
Capa ci t o r
White
Blue
S
R
Red
C
Yellow/Green
COMP.
C AP 1
Gray
White
Yellow/Green
Black(Blue)
Red
White
CT1
Brown
Red
Yellow/Green
Blue
Black
XT2
Black
A
L N
P ower supp ly
7659610 - v04 - 27072020
Black
1 D
XT1
Bla ck
1 C
MW-1000241-3
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