14
5. Wiring Diagram
AWAU-YCV080-H11
L N
PQ
Control
Board
Display
Board
P
ACL
ACL
ACN
HEATER
SV1
SV2
4WV
CA
ACFAN1
LED1-4
SW1-4
HPS
P
LPS TD TE(1) TC TS TA
ACN
BM1
BM2
CN1
CN19
PTC
CN2 CN3 CN4CN5 CN6 CN7
LED4
LED3
LED1
LED2
PC
Symbol Signification
Live Wire
Neutral Wire
Compressor heater
Unloading valve
Injection valve
4 way valve
Motor capacitor
AC fan motor
Lights
Button
BM1,2
DIP switch
CN29CN28
CN21
CN32 CN31
CN30
SW01
LD1 LD2
LD3
SW02
CN24
CN10
CN9
CN8
EEV
CN30
6.3A 250VAC
FUSE1
CN18
CN17
CN16
CN25
CN15
CN12
SW1
SW3
SW4
SW2
HEATER
4WV
SV1
SV2
N
O
1
2
3
4
5
6
7
8
N
O
1
2
3
4
5
6
7
8
CA
M
【
WARING
】
【
Symbol Signification
】
【
NOTES
】
·
Please check the power firstly before test , and make
sure the crankcase heater powering on for 12 hours
at least to protecting compressor.
·
Forbid connecting the power wire to the “P” and “Q”,
otherwise the control board will be damaged.
HPS
TD
TE(1)
TS
TA
EEV
LD1-3
SW01,02
High pressure switch
LPS
Low pressure switch
Discharge temp. sensor
Defrost temp sensor
Suction temp. sensor
TC
Coil temp. sensor
Ambient temp. sensor
Electronic expansion valve
Digital display tubes
PC
Monitor
Tfin
IPM temperature sensor
BL
R
BL
CN20
CN11
～
CN14
ACFAN1
M
CN13
U
P
V
W
N
AC-N
AC-L
LI
LO
CN11
REACTOR
DC-
DC+
COMP
R
B
W
Tfin
CN19
CN1
P1
P2
E
P7
RL1
4
3
P4
P3
Noise Filter
R
B
W
W
R
R
BL
BL
Please power off firstly for about 10
minutes before checking control box,
and make sure the voltage between
P and N below 20V.
[1] [2] [3] [4] [5] [6] [7] [8]
-
0 0
0 0 0 0
0 0 0
YCV080
0
0 0 0 0
BM1
BM2
BM
Cap.
O:OFF
1:ON
-:FIELD
SET
【
BM Indication
】
1
R
·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.
Symbol Signification
B:Black
Y:Yellow
W:White
BL:Blue
Wire Colour:
ACFAN2
Def.
Display
Indication
U**
220
6.0P
7.0P
380
Indoor units
quantity
3.0P
**:NUM of the connected indoor units
Capability:YCV080
Capability:YCV125/150
Capability:YCV180
Outdoor
unit
capability
Power
type
Single phase power type
Three phase power type
Rotary switch
