ATW MINI 16 HP Manuale d'uso - Pagina 18

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WIRING
Terminal
Connecting cable
Outdoor unit
J2
Outdoor unit conductor colours must conform with indoor unit terminal descriptions.
Incorrect connection could damage the communication module!
Outdoor unit
XL XN XC
4x 1,5 Cu mm
Po
4A
J3
light blue
brown
ON2
N
C
L
ON
ERR
1,6A
0,4A
J1
18
terminal
2
ETS sensors:
A - exchanger
C - heating water
H - outdoor (or B indoor) air
PE
N
light blue
brown
brown
DEF
0,4A
K1
blue
Power supply
Circulation
M
pump
K2
Flow
switch
blue
FS
blue