YJU3YH019BARXA-X
PMV_A
PMV_B
PMV_C
PMV_RE
1 2 3 4 5 6 7 8
PTC
SW3 SW4
SW2SW1
CN12 CN13
CN9
GND
CN11
CN8
DISP
TO Module
ELECTRONIC
CONTROL UNIT
P2(N)
POWER
CIRCUIT
BOARD
Y/G
M
CN16
Td
Te
Ts
Ta
Tc
CN17
CN18
LED_G
LED_R
CN6
DC FAN
MOTOR
250VAC
FUSE
M
To Indoor
Units C
CN14
LP
250VAC T3.15A
FUSE
CN5
4-WAY
VALVE
Toci
M
M
FG
Vsp
Vcc
CN7
CN15
HP
ACN
ACL
W
U
COMPRESSOR
R
V
B
W
+
-
BR
BL
Capacitor
Reactor
U
V
W
ACN
R1
N(-)
P(+)
MODULE
ACL
R0
ON
4321
ON
M
DISP
COMM
2
1
3
Y/G
To Indoor
Units B
2
1
3
Y/G
To Indoor
Units A
2
1
3
CON8
CON9
HEATER
Vdc
L N
4
3
Power
CN2
CN23
CN21
SW6 SW5
CN1
CN2
CN4
CN3
CN7
CN5
CN6
CN10
Tm
CN12
P1(L)
CN1
RL1
Y/G
ON
4321
CN2 CN3
CN1
CN4
SW1
OR: Orange B: Black BL: Blue R: Red
Y/G: Yellow/Green W: White BR:Brown
Toci: Piping Temp. Sensor
Tc: Condensing Temp. Sensor
Ts: Compressor Suction Temp. Sensor
Ta: Ambient Temp. Sensor
Td: Compressor Discharge Temp. Sensor
Te: Defrosting Temp. Sensor
Tm: Module Temp. Sensor
Tc1-a-b-c:Condensing Temp. Sensor for
Indoor Units a/b/c (Gas Pipe)
Tc2-a-b-c:Condensing Temp. Sensor for
Indoor Units a/b/c (Liquid Pipe)
*
The dashed part is optional.
B
W
W
W
B
B
R
Definition of SW5
1
2
3
4
5
6
7
8
Defrosting Parameter: ON→6° ; OFF→8°(Default)
Restrict of Max Current: ON→Less than 11A; OFF→Adjust by machine types
YJU3YH019BARXA-X
Frequency Modify: ON→Available; OFF→Unavailable (Default)
Quiet Operation: ON→Available; OFF→Unavailable (Default)
Definition of SW1 on Malfunction Display
1
2
3
4
State when out of factory (Normal Operating)
OFF
OFF
OFF
OFF
ON
OFF OFF
OFF
OFF
ON OFF
OFF
OFF
OFF
ON
OFF
Compulsive Heating
Compulsive Cooling
Rated Operating
Definition of SW6
1
2
3
4
OFF
OFF
OFF
OFF
OFF
OFF OFF
ON
ON
ON
ON ON
Centralized Control
Address=1
Address=2
Address=16
---------------
---- ---- ---- ----
CN4
CRANKCASE
HEATER
R
R
R
Y/G
W
B
OFF
OFF
ON
P7
P8
P6
P5
P4
P3
W
B
1 2 3 4 5 6 7 8
ON
SW7
4321
5
W
B
OFF
0150512529
CN24 A-TC1
CN25 B-TC1
CN26 C-TC1
CN29 A-TC2
CN30 B-TC2
CN31 C-TC2
3
4
A
B
Center
Controller
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