Gree GWH18MC-K3DNA2G Service Manual page 22

Service Manual
● Outdoor Unit
GWH18MC-K3DNE3G/O(CB404W03400) GWH24MD-K3DNE3G/O (CB404W03800)
Please don't touch any terminal
when the voltage of terminal
P(DC+) and N(DC-) at AP1 is
higher than 30V to prevent the
risk of electric shock !
L
GWH18MC-K3DNE3G/O(CB404W03401) GWH24MD-K3DNE3G/O(CB404W03801)
Please don't touch any terminal
when the voltage of terminal
P(DC+) and N(DC-) at AP1 is
higher than 30V to prevent the
risk of electric shock !
L N
These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit.
Technical Information
WARNING
YEGN
TERMINAL
PE
BLOCK
BU
N(1)
L1
BK
BK
2
BN
BU
3
BN
L1
BN
BN
L
L1
BU
BU
N
MAGNETIC
XT1
RING
YEGN
PE
POWER
N
WARNING
YEGN
TERMINAL
PE
BLOCK
BU
N(1)
L1
BK
BK
2
BN
BU
3
BN
L1
BN
BN
L
L1
BU
BU
N
MAGNETIC
XT1
RING
YEGN
PE
POWER
RT1 RT2 RT3
20K 15K 50K
WH BK
T_SENSOR
COM_INNER
PRINTED CIRCUIT BOARD
AC_L
4WAY
N1
PE
L2
VT VT
YEGN
4YV
PE
4-WAY
VALVE
RT1 RT2 RT3
20K 15K 50K
WH BK
T_SENSOR
COM_INNER
PRINTED CIRCUIT BOARD
AC_L
N1
HEAT_B
PE
RD RD
L2
VT
YEGN
EH
BOTTOM
PE
BAND
HEATER
OVERLOAD PROTECTOR
SAT
COMP.
PE
WH WH COMP
U V W
MAGNETIC
PE
RING
L3 L3 L3
BU YE RD
X1
RD
BU YE
U(BU)V(YE)W(RD)
OVC_COMP
AP1
OFAN
M1
PE
YEGN
PE
FAN MOTOR
OVERLOAD PROTECTOR
SAT
COMP.
PE YEGN
WH WH COMP
U V W
MAGNETIC
PE
RING
L3 L3 L3
BU YE RD
X1
RD
BU YE
U(BU) V(YE) W(RD)
OVC_COMP
AP1
4WAY OFAN
VT
M1
PE
YEGN
4YV
PE
FAN MOTOR
4-WAY
VALVE
YEGN
19