Installation & Operation Manual (2020, 2021)

32
VHA18 265 Electrical Wiring Diagram
(REAR VIEW)
ELECTRONIC CONTROL
(FRONT PANEL)
ELECTRONIC CONTROL
PART NO.
REV
B
L
A
C
K
W
H
I
T
E
B
L
A
C
K
R
E
D
W
HITE
B
L
A
C
K
BROW
N
W
H
I
T
E
C
H
E
R
M
FUSE BLOCK
RED
BROWN
OUTDOOR
FAN
MOTOR
INDOOR
BLOWER
MOTOR
HEATER
2.5KW, 3.4KW, 5.0KW
RELAY
WHITE
BLACK
B
L
U
E
CIRCUIT
BREAKER
RED
W
HITE
BLACK
BLACK
RED
COMPRESSOR
CONTACTOR
RED
BLUE
TEMINAL COVER
TERMINAL DETAIL
NUT
WASHER
GASKET
230V
RED
BLACK
LEGEND FOR TSTAT WIRING HARNESS
92160510
AMBIENT
AIR SENSOR
VOLTAGE SELECTION SWITCH
SET VOLTAGE TO 230V
RV
RELAY
FAN 4
RELAY
FAN 3
RELAY
FAN 2
RELAY
HEAT
RELAY
HEAT
RELAY
COMP
RELAY
VOLTAGE SWITCH
TRANSFORMER
FAN 1
RELAY
C COMMON
R 24VAC Power From Unit
GH Call for High Fan
GL Call for Low Fan
B Reversing valve Energized in heating mode
Y Call for Cooling
W Call for Heating
WHITE
TRANSFORMER
FUSE
A
FUSE
A
FUSE
A
BLACK
CAPACITOR
WHITE
00
C
R
S
WHITE
BLACK
QUICK
DISCONNECT
BLACK
BLACK
COIL
SOLENOID
BUILDING
GROUND
LEGEND
SERVICE
DISPLAY
WIRING DIAGRAM
COOL, ELECTRIC HEAT, HEAT PUMP
LARGE CHASSIS, 265V
HEATER: 2.5KW, 3.4KW, 5.0KW
COMPRESSOR
HARNESS
COMP
TO MOTOR
MOUNT
GREEN
TO MOTOR
MOUNT
265V 60Hz
2
Ø 2 WIRES
FLA
MCA
MOP
GREEN
L1
L2 or ACN
OUTDOOR COIL SENSOR
INDOOR COIL SENSOR
PRESSURE
SWITCH