Installation & Operation Manual (2020, 2021)

31
VHA18 208-230 Electrical Wiring Diagram
WHITE
WHITE
BLUE
RED
WHITE
RED
WHITE
B
L
A
C
K
GREEN
C
GREEN
H
E
R
M
BLACK
L1
L2
ELECTRONIC CONTROL
" F "
R
S
C
TERMINAL DETAIL
RED
BLACK
BLACK
BLUE
HEATER
2.5 KW & 3.4 KW
5.0 KW
BLACK (TO L1)
B
L
A
C
K
RED
PRESSURE
SWITCH
COMPRESSOR
CONTACTOR
QUICK DISCONNECT
COIL
SOLENOID
TO MOTOR
MOUNT
OUTDOOR
FAN MOTOR
CAPACITOR
INDOOR
BLOWER
MOTOR
TO MOTOR
MOUNT
W
HITE 520 (TO L2)
COMPRESSOR
GASKET
TEMINAL COVER
WASHER
NUT
HARNESS COMPRESSOR
LEGEND FOR TSTAT WIRING HARNESS
LEGEND
Y Call for Cooling
R 24VAC Power From Unit
W Call for Heating
GH Call for High Fan
GL
Call for Low Fan
92160509
B Reversing valve Energized in heating mode
PART NO. REV
01
CIRCUIT
BREAKER
B
R
O
W
N
WHITE
BLACK
INDOOR COIL SENSOR
OUTDOOR COIL SENSOR
SERVICE
DISPLAY
AMBIENT
AIR SENSOR
L2 or ACN
L1
VOLTAGE SELECTION SWITCH
SET VOLTAGE TO 230V
RV
RELAY
FAN 4
RELAY
FAN 3
RELAY
FAN 2
RELAY
FAN 1
RELAY
HEAT
RELAY
HEAT
RELAY
COMP
RELAY
VOLTAGE SWITCH
WIRING DIAGRAM
COOL, ELECTRIC HEAT, HEAT PUMP
LARGE CHASSIS, 230/208V
HEATERS: 2.5KW, 3.4KW, 5.0KW