11
Figure 13. Typical VWMA024 to 030 Wiring Diagram
Typical wiring diagram. Refer to wiring diagram on the unit for actual wiring.
MAIN CONTROL BOARD
INDOOR UNIT POWER
208-230V
CONNECT TO
WIRED CONTROLLER
CONNECT TO
OUTDOOR
UNIT
WEEKLY TIMER
TROLLER
DISPLAY BOARD
WIRED
CONTROLLER
REMOTE
ON / OFF
NOTE - Dashed line indicates optional or field-
wired components.
NOTE - If indoor unit is the final unit in a group
wired in series, install provided resistor across
terminals P and Q.
NOTE - Use 3-conductor, shielded cable for
communication wiring.
CS
T2B
T2
TR
FM
XS1-
7
XP1-7
T1
C
KEY
XT1-2
EEV
COMPONENT
GM
DM
INDOOR FAN
ELECTRONIC
EXPANSION VALVE
INLET AIR TEMP.
EVAP OUTLET TEMP.
(COOLING MODE)
COIL TEMP.
PLUG
JACK
TRANSFORMER
TERMINAL BLOCK
WATER LEVEL SWITCH
FAN CAPACITOR
FAN CAPACITOR
SWING MOTOR
PUMP MOTOR
HEAT
AL
AUXILIARY HEATER
ALARM
FM
WHITE
WHITE(GRAY)
C
TR
Y/G
EEV
CN10
WHITE
CN15
CN5
CN3
CN24
CN1
GM
GM
DM
HEAT_L
HEAT_N
XS2
XP2
XS3
XP3
CN1
CN2
XS4
XP4
T1
XS6
XP6
WHITE
T2B
T2
XP7
BLACK
XS7
SW1
SW2
SW5
SW6
ENC1
ON
ON
ON
ON
J1J2
CN9
CN8
POWER_S
(BLUE)
(WHITE)
(RED)
(WHITE)
(BLUE)
(WHITE)
(RED)
(WHITE)
XS1
XP1
ON
Y/G
L1
L2
RED
BLUE
XT1
P
Q
X
Y
(E)
XT2
XP8
XS8
CN14
XS5
XP5
CN6
(YELLOW)
AL
EEV
COMON/OFF
ON/OFF
Y/G
Z
XS1
XP1
(YELLOW)
GROUND
GROUND
