110
CN51
X
5
4
3
A
C
D
5
E
1
1
3
B
G
Y
L
1
: Error display lamp
L
2
: Compressor operation lamp
X, Y: Relay (Coil standard of 0.9W or less for 12 V DC)
F
A
C
D
E
B
G
F
CN3N
X
Y
SW1
SW2
1
2
3
X, Y: Relay (1 mA DC)
SW1
SW2
ON
Heating
Validity of SW1
OFF
Cooling
Invalidity of SW1
1
3
A
C
D
E
B
G
F
CN3D
X
Y
SW1
SW2
1
2
3
The silent mode and the demand control are selected by switching the DIP switch 9-2 on outdoor controller board.
It is possible to set it to the following power consumption (compared with ratings) by setting SW1, 2.
Silent mode
Silent mode operation
Outdoor controller board DIP SW9-2 SW1 SW2
Function
Demand control
OFF
ON
ON
OFF
ON
—
OFF
OFF
ON
OFF
ON
ON
100%
75%
50%
0%
(Normal)
(Stop)
A
Distant control board
B
Relay circuit
C
External output adapter (PAC-SA88HA-E)
D
Outdoor unit control board
A
Remote control panel
B
Relay circuit
C
External input adapter (PAC-SC36NA-E)
D
Outdoor unit control board
E
Relay power supply
F
Procure locally
G
Max. 10 m
A
Remote control panel
B
Relay circuit
C
External input adapter (PAC-SC36NA-E)
D
Outdoor unit control board
E
Relay power supply
F
Procure locally
G
Max. 10 m
E
Lamp power supply
F
Procure locally
G
Max. 10m
~
~
Y
X
Y
X
~
Y
X
L
1
L
2
8-6. OUTDOOR UNIT INPUT/OUTPUT CONNECTOR
State (CN51)
Auto change over (CN3N)
Silent Mode/Demand Control (CN3D)
OCH632A
