38
39
10-3. ELECTRICAL CIRCUIT (Controller board and wiring diagram (Panel))
10-3-1. DIP SW 22 type
ON
1
1
3
2
5
3
1
1
1
1
1
2
2
2
2
2
CN3G
(BLK)
CN3G
(BLK)
CN90
(WHT)
CN2B
(WHT)
FUSE
CNAC
(WHT)
CN22
(BLU)
SW22
CN2C
(WHT)
CN3A
(RED)
U.B
R.B
TB6
TB5 1
1
2
2
I.B
Panel
Indoor unit
CN2G
(BLK)
CN2F
(BLK)
CN2E
(RED)
SW1
SW2
RU
BZ
1
2
3
4
5
6
7
8
9
CNB
(WHT)
W.B
MU1
MU1
LS21
LS1
LS21
UK1
UK1
2
2
1
1
3
9
WHT
BLK
GRN/YLW
BLK
WHT
WHT
WHT
1 2 3 4 5 6 7 8 910
B
R
N
O
R
N
Y
L
W
B
L
K
R
E
D
B
L
K
R
E
D
B
L
K
R
E
D
R
E
D
Symbol
Name
Symbol
Name
U.B
Auto grille controller board
W.B
Wireless remote controller board
FUSE
Fuse (3.15A)
BZ
Buzzer
RU
Receiver
SW22
Switch (Lowering distance set up)
SW1
Emergency switch (fan mode/down)
UK1
Up/down machine
SW2
Emergency switch (cooling/up)
MU1
Motor (Up/down)
LS1
Limit switch (storage detection)
LS21
Limit switch (tension detection)
R.B
Wired remote controller
I.B
Indoor controller board
SW22
10-3-2. DIP SW 2 type
SW2
SYMBOL
NAME
SYMBOL
NAME
U.B
CONTROLLER BOARD
UK1
I.B
W.B
UP/DOWN MACHINE
FUSE
FUSE (T3.15AL250V)
M
MOTOR (FOR GRILLE UP/DOWN)
LS21
LIMIT SWITCH (TENSION DETECTION)
LIMIT SWITCH (STORAGE DETECTION)
WIRED REMOTE CONTROLLER
SW1
SW2
SW2
SW1
SWITCH (MODEL SELECTION)
INDOOR UNIT CONTROLLER BOARD
WIRELESS SIGNAL RECEIVER BOARD
SWITCH (LOWERING DISTANCE)
BZ
LS1
R.B.
SW3
LED1
LED2
SWITCH (SYSTEM SELECTION)
BUZZER
RU
RECEIVING UNIT
LED RED
(MICROPROCESSOR POWER)
LED RED
(GRILLE CONDITION)
EMERGENCY HEATING
(LONG PRESS FOR OVER 2 SEC)
EMERGENCY COOLING
(LONG PRESS FOR OVER 2 SEC)
SYMBOL
NAME
GRILLE / DOWN
(SHORT PRESS)
GRILLE / UP
(SHORT PRESS)
OCH551A
