Lennox MPB018S4M User Manual

58
CODE
PART NAME
COMPRESSOR
D
CT1
AC CURRENT DETECTOR
4-WAY VALVE
COMP
DCFAN1,DCFAN2
H-PRO
L-PRO
LOW PRESSURE SWITCH
HIGH PRESSURE SWITCH
T3
T4
OUTDOOR COIL
TEMP. SENSOR
OUTDOOR TEMP. SENSOR
DIODE MODULE
SV
L
PFC INDUCTOR
TH
HEATSINK TEMP. SENSOR
T5
DISCHARGE
TEMP. SENSOR
MAIN BOARD
OUTDOOR DC FAN
CN15
A
ELECTRONIC
EXPANSION
VALVE A
CN8
T5
01NC
RED
YELLOW
L-PRO
H-PRO
9NC
T4
T3
D
12
3
4
5
CN22
CN19
CN7
CN20
CN55
CN24
CN11
CN25
CN17
CN39
CN18
HEAT_D
HEAT_Y
SV
4-WAY
BLUE
BLUE
RED
BLUE
CN4
CN2
CN3
CN1
COMP
U
V
W
Y/G
DCFAN2
DCFAN1
5
5
CN6
CN5
CN8
CN15
CN9
CN14
7
5
CN6
CN3
L
YELLOW
YELLOW
U
V
W
BLUE
BLACK
RED
Y/G
CN39
WHITE
BLACK
BLACK
BLACK
RED
BLACK
RED
CN12
TH
TO INDOOR COMM. BUS
XT2
LLEY OW
ARG Y
S1
S2
NOTE：
shielded wire.
Please use 2-core
2
Y/G
P-6
CH5
CT1
L2
L1
MAIN POWER SUPPLY
XT1
TO INDOOR UNIT
L1
Y/G
RED
BLACK
XT3
1
( )
(
L2
)
2
1
( )
(
L2
)
2
HEAT_Y
CRANKCASE HEATER
PAN HEATER
HEAT_D
6
Compressor and Outdoor
Fan Control Board
Figure 12. 208/230V MPA048S4S-1P Outdoor Unit Wiring Diagram
COMPRESSOR
Y/G
4-WAY VALVE
CN 50
OUTDOOR
FAN
CN 7
3
6
CN 31
PAN
HEATER
CN 15
CN 60
CRANKCASE
HEATER
CN 17
B L UE
B R O W N
BLACK
3
2
N
R E
D
B L UE
Y/G
1
Y/G
OUT DOOR TE MP. SENSOR
C OMPR E S S O R DISCHAR GE
TE MP. S E NSOR
CN 21
OUTDOOR C OIL TE MP. S ENSOR
Y/G
CN 1A
Y/G
Y/G
3
CN4_1
CN4_2
CN4_3
CN4_4
REACTOR
CAPACITOR
BROWN
BROWN
BLACK
BLACK
2
2
BLACK
W
V
RED
BLUE
U
OUTDOOR
MAIN
PCB
RED
BLACK
WHTIE
Figure 13. 115V MPB009S4S-*L and MPB012S4S-*L Outdoor Unit Wiring Diagram

Lennox MPB018S4M Specifications

General

Brand	Lennox
Model	MPB018S4M
Category	Air Conditioner
Language	English