15
TO OUT DOOR UNIT
SW1-1
TYPE DEFINE
Cassette
Y/G:YELLOW/GREEN
RD:RED WHT:WHITE
BLK:BLACK 
******************
. 
SENSOR
CN1
CN11
CN19
SW3(BM3)
2
1
3
BLK
WHT
RD
OFF OFF ON
9.0
10.5
NOTE:
1.DASHED PARTS ARE OPTIONAL.
2.USER SHOULD NOT CHANGE THE
DIP SWITCH SW1 SW3 WITHOUT GUIDENCE
3.SW3-5->SW3-8 ARE USED FOR WIRED CONTROLLER
ADRESS SELECT. SW3-1->SW3-4 ARE RESERVED.
CH1
OFF
OFF
TEMP
. 
PIPING 
 DC FAN MOTOR
BA
C
87654321
SW1(BM1)
87654321
N
(SLIM)
Room card
 
available
ON
Y/G
0150527035
L
WiFi
MODULE
B
A
C
WIRED 
CONTROLLER 
M
SENSOR
TEMP.
ROOM
ROOM CARD 
CN3
CN6
    T5A 250VAC
CN16
DRAIN 
PUMP
M
CN9
CN10
CN4
   FUSE
FLOAT 
SWITCH 
CN13
 
 
 
 
INDOOR UNIT
MAIN CONTROL
BOARD
I.R .RECEIVER :
INFRARED REMOTE
RECEIVER . 
TEMP.:TEMPERATURE
ON
OFF
ON
62NC
A
B
M
FRESH AIR MOTOR /
EXTERNAL ALARM OUTPUT
(FUNCTION IN FUTURE )
( Contact rating_230VAC,3A)
CAPACITY
(KW)
SW1-2
SW1-3
OFF ON
ON
OFF
ON
ON
12.5
ON
ON
ON
14.0
SW1-4
unavailable
OFF
ON
SW1-5
COOL HEAT
COOL ONLY
HEAT PUMP
SW1-6
SW1-7
SW1-8
OFF
OFF
ON
INDOOR UNIT 
TERMINAL BLOCK
 
CN8
7.1
ON
ON
OFF
 ELECTRIC HEATING TERMINAL
 RATING_230VAC,3A
 CONNECT TO THIRD  PARTY RELAY
CN15
ELECTRIC HEATING
THERMOSTAT / FUSE 
(INSIDE PANEL,
WITHOUT
DIGITAL 
DISPALY)
INFRARED
 REMOTE 
RECEIVER
CN21
5.0
ON
OFF
OFF
ON
OFF
OFF
3.5
 AB50S2SC1FA