Lennox MCA Series Installation Instructions Manual page 17

FOR REMOTE ON/OF
S5
MODE
REMOTE ON/OFF ON REMOTE ON/OFF OFF
FACTORY SETTING
2 3
1
FOR SETTING NETADDRESS
0
ON
ENC2+S1
1 2
8
CODE 0~F
0~15
NETADDRESS
Figure 33. 18K - 208/230VAC Indoor Unit Wiring Diagram
WIRING DIAGRAM
FAN CAPACITOR BOARD
PC1_1
WHITE
WHITE
M
~
INDOOR MOTOR
RED
BLUE
WHITE
1
2 3
3
1 2
FOR SETTING NETADDRESS
0 ON
ENC2+S1
1 2
8
CODE 0~F
0~15
NETADDRESS
Figure 34. 24K - 208/230VAC Indoor Unit Wiring Diagram
0 0
ON ON
1 2
1 2 8
8
0~F 0~F
16~31 32~47
M
SWING MOTOR
5
PC2_1
1 2 3 4 5
1 2 3 4 5
CN10
2
CN6
MAIN BOARD
3
CN4
CN_L1
CN_N1
CN_TO CN_TIN
CN_S
1 2
1(2)3(4)
1(2)3(4) 1 2
2(4)
Y/G
T2_pipe
TRANSFORMER
5-WAY TERMINAL
INDOOR UNIT
TO OUTDOOR UNIT
0 0 0
ON ON
1 2 8 1 2
8 8
0~F 0~F 0~F
16~31 32~47
17
M
5
CN10A
D IS PLAY B O ARD
8
)
CN 2 (C N2 01 CN 3 (C N3
OP TION AL
Wired Controller
0
ON
OPTI O NAL
Programmable
Wired Controller
1 2
8
0~F
48~63
FOR REMOTE ON/OF
S5
MODE
FA CTORY SETTING
CN3 CN2
CN5
1 2 1 2
1 2
1 2
NOTE: COMPONENT IN
DASH LINE IS OPTIONAL
OR FIELD WIRING
T1_room
8
DISPLAY BOARD
CN2(CN201)
CN3(CN301)
OPTIONAL
Wired Controller
5
OPTIONAL
ON
Programmable
4
Wired Controller
1 2
Note: The programmable wired
co ntroller and L VM use the same
port CN403.
48~63
M
NOTE: COMPONENT IN
DASH LINE IS OPTIONAL
OR FIELD WIRING
(T1)
(T2)
ADAPTER BOARD
CN 50 1
5
CN 40 2
5
4
Note: The programmable wired
controller and LVM use the same
port CN403.
REMOTE ON/OFF ON REMOTE ON/OFF OFF
ADAPTER BOARD
CN501
5
CN402
CN403
X Y E
To LVM
Comm.Bus
CN 40 3
X Y E
To LVM
Comm.Bus