27
1. DESCRIZIONE DEI COMPONENTI
GB
GB
10. ELECTRICAL DIAGRAM
Electrical diagram Outdoor unit 18kBtu Dual
Main Board
Unit A
Yellow Gr
een
Note: S(1);S(2) Not used
Black
Blue
Brow
n
VA
LVE-A
ELECTRONIC EX
PA
NSION
VA
LVE
Output temperatur
e sensor
Exchanger (evaporator) Unit
A
BLU
E
RED
BLACK
VA
LVE
EXP
ANSION
ELECTRONICS
Va
lv
e
4
WA
Y
Heater Comp
ressor
Powe
r
suppl
y
COMPRESSO
R
Unit B
Heater Basement
YELLOW GREEN
EVA
T2B
EV
A
T2B
88
SW1
DSP1
T4
T3
T5
Main Boa
rd
Layou
t
Output temperatur
e sensor
Exchanger (evaporator) Unit
B
Temperature senso
r
exchanger
(condensator)
Temperature sensor
discharge compressor
Temperature senso
r
ambient
YELLOW GREEN
Fan DC
