Gree GWH18AC-D3DNA1B - Page 12

Outdoor Unit
Models GWH18AC-D3DNA1B/O GWH24AC-D3DNA1B/O
Schematic Diagram
These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit.
T-SENSOR
6YEGN
AC-L
N
14YEGN
10BU
PE
9BN
11BK
AP1
XT
3
2
N(1)
COMP-U
16BU
15YE
17RD
R
S
C(T)
E
PE
PE
COM-INNER
0
RT1
0
RT2
RT3
0
4V
M
L
INDC1
1YE
2BU
3RD
12WH
PE
OFAN
OVC-COMP
5WH
4WH
SAT
YEGN
13OG
INDC2
COMP
TEM.SENSOR
EXHAUST
TEM.SENSOR
OUTROOM
TEM.SENSOR
OUTTUBE
INDOOR UNIT
FA
EKV
PE
L1
L2
8BN
7BU
PE
PFCC2
19YE
18YE
PFCC1
C2
X1
20YEGN
HALL
G
COMP-V COMP-W
FAN MOTOR
4YV
POWER
WARNING
Please don't touch any terminal when the
AP1 is higher than 30V to prevent the risk
of electrical shock!
voltage of terminal P(DC+) and N(DC-) at
L1
L2
9