Page 12
IM 820
RETURN AIR SENSOR
INDOOR COIL SENSOR
ROOM
ID
WIRED
WALL
CONTROL
(OPTIONAL)
WIRELESS
REMOTE
CONTROLLER
CN4
CN6
TRANSFORMER
L
COMP.
N1
N2
LIVE
AS
LOW MED
HIGH
PURPLE
RED
RED
RED
BLUE
AS
WHITE
BLUE
YELLOW
FH
FM
FL
WHITE
RED
A.C.
I.C.
MC
FAN MOTOR
GREEN/YELLOW
GREEN/YELLOW
COMP. L/L1
N/L2
NOTE: DISCONNECT CN6
IF CN4 IS USED
KEY:
---- - FIELD SUPPLIED WIRING
AS - AIR SWING MOTOR
208-230V
1 PH
60Hz
L2
L1
*10A FUSE
RED
RED
REDRED RED
RED
RED
RED
REDRED
RED
1L1 3L2 5L3
2T1 4T2 6T3
1
2
A2
A1
BLUE
BLACK
BLUE
BLUE
RED
BLACK
BLACK
BLUE
BLUE
GREEN/YELLOW
PURPLE
PURPLE
WHITE
COMP. L/L1
N/L2
GREEN/YELLOW
RED
BLUE
WHITE
RED
G/Y
FAN
MOTOR
BROWN
BROWN
C
R
S
COMPRESSOR
BLUE
CRANKCASE
HEATER
LOW
PRESSURE
SWITCH
HIGH
PRESSURE
SWITCH
LOCK OUT
RELAY
{
2
*10A FUSE
MODEL MCM40D/50D INDOOR UNIT- COOLING ONLY
MODEL MLC40C/50C OUTDOOR UNIT
L/L1 N/L2
12 GA. WIRE
7
8
6
BLACK
BLACK
BLUE
*NOTE: FIELD INSTALL 10A FUSE
IN BLUE AND RED WIRE AS SHOWN