GVZC20 Installation Manual
20
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
COLOR CODE:
RD--------------
BR--------------
GR--------------
BK--------------
WH-------------
YL---------------
BL---------------
RED
BROWN
GREEN
BLACK
WHITE
YELLOW
BLUE
1. THE POSITION OF THE SELECTOR SWITCHES (DS1/DS2) INDICATE FACTORY SETTING.
2. MOTOR OVERLOAD PROTECTION PROVIDED BY INVERTER:SEE TABLE
3. USE COPPER CONDUCTORS ONLY.
4. CLASS 2 WIRE
NOTES:
1
2
R
C
W1
Y1
Y2
L
0
TO INDOOR
UNIT
X21A
X11A
AMBIENT
SEG1 SEG2 SEG3
EEV
X17A
X851A
X25A
X99A
HPS
RVC
RD
RD
BL
U
V
W
M1C
BK
RD
YL
M1F
BK
WH
RD
RD
L2B
L1B
BK
NOISE FILTER
BOARD
L2A
L1A
RD
BK
TRANSFORMER
208/240 V
3
1
2
24V
L1C
L2C
TERMINAL BLOCK
FIELD
WIRING
H/LPT
GND
INVERTER BOARD
COMPRESSOR
TERMINAL ORIENTATION
X32A
X108A
GR
+
-
Z1C
Z2C
Z3C
X12A
COIL CIRCUIT
DEFROST
LIQUID LINE
DISCHARGE LINE
V
W
U
GR
BK
BK
WH
BK
1
OFF
ON
DS2
2
NOTE 1
BS1
BS2
BS3
X52A
SHARE DATA
X111A
FIN THERMISTOR
SEE NOTE 3
NOTE 3
NOTE 1
1
OFF
ON
DS1
2
GY
BK
+
-
THERMISTOR/TEMPERATURE SENSOR
MOTOR
HIGH/LOW PRESSURE TRANSDUCER(H/LPT)
HIGH PRESSURE SWITCH(HPS)
DS1/DS2 DIP SWITCH
SEG1-SEG3 7-SEGMENT DISPLAY
Z1C-Z3C FERRITE CORE
BS1-BS3 PUSH BUTTON SWITCH
RVC REVERSING VALVE COIL
M1C COMPRESSOR MOTOR
M1F FAN MOTOR
TERMINAL
CONNECTOR
NOISELESS EARTH
ELECTRICAL GROUND
HIGH VOLTAGE
LOW VOLTAGE
HIGH VOLTAGE FIELD
CO
M
PON
E
NT COD
E
RING
COLOR
RD
YL
BL
X98A
0140R00751-A
GR
E1
208-230 V
60HZ
SEE NOTE 4
SEE NOTE 3
ON
ON
OFF