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VVFA-150R-01T32
<WIRING DIAGRAM>
HPS
P
ACL
6.3A 250VAC
FUSE1
ACN
CN1 CN2 CN3
CN19
PTC
CN26
BM2
CN18
SV1
CN17
4WV
CN16
HEATER
CONTROL BOARD
CN25
ACFAN2
CN15
SW3
ACFAN1
CN14
SW4
M
DCFAN1
【
Dial Switch Introduction
[1] [2] [3]
[5] [6] [7] [8]
[4]
Dial Switch
BM1
0
1 1 0 0 0 1
-
1 0 0
BM2
0
0 1 1
1
1
1
0
<WARNING>
Please power off firstly for about 10
minutes before checking control box,
and make sure the voltage between
P and N below 20V.
<NOTES>
·Please check the power firstly before test , and make
sure the crankcase heater powering on for 12 hours
at least to protecting compressor.
·The switch BM1-1 is used for locking the indoor units
number, the initial situation is " OFF". After power on,
the display board will display 【U**】, "**" indicates
the number of Indoor units that the outdoor unit can
communicate with. If it can match the actual number
of indoor units, please change "OFF" to "ON", or else
fix the communication problem firstly.
·Forbid connecting the power wire to the "P" and "Q",
otherwise the control board will be damaged.
·Please make sure the earth wire connecting the grou-
nding hole on the electric box firmly.
TD TE(1)
TS TA
PS PD
CN4
CN5
CN6
CN7
CN29 CN28
BM1
LED4
LED2
SW1
SW2
LED1
M
DCFAN2
LED3
CN7
CN2
CN1
Control board for
subcooling valve
CN10
】
MODEL
1 is ON,
0 is OFF
-
Requires
04
set up
0 0 0
05
<SYMBOL>
on site
06
CN30
CN21
CN9
CN20
EEV
M
CN8
CN24
RY2
INV BOARD
CN10
P
CN11
REACTOR
R
T
S
N
OUT
OUT
OUT
OUT
NOISE FILER
N
S
T
R
in
in
in
in
CT
R S T
N
R W B BL
symbol
signification
symbol
HEATER
Electric heating
tape
SV1
Unloading valve
4WV
4-way valve
DCFAN1,2
DC fan motor
ACFAN1,2
AC fan motor
High pressure
HPS
switch
Compressor
TD
discharge sensor
Defrost temp.
TE(1)
sensor
Compressor
TS
suction sensor
TA
Ambient temp. sensor
11
0150520925
LD1
LD2
LD3
CN32
LED
CN31
DISPLAY
CN30
SW01
SW02
Tfin
B
W
W
V
CN7
CN8
COMP
R
U
T
S
P1
R
R
W
B
E
E
P Q
signification
High pressure sensor
PD
PS
Low pressure sensor
Electronic expansion
EEV
valve
Tfin
IPM temp. sensor
Electronic expansion
PMV2
valve
TX1
TC1 temp. sensor of control
board for subcooling valve
TC2 temp. sensor of control
TX2
board for subcooling valve
White
W
B L
BLUE
B
Black
R
Red
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