Lennox MLA030S4M-*P User Manual

57
COMP
FM1
MAIN BOARD
U
V
W
Y/G
Y/G
L
L-PRO
T3
T4
CODE PART NAME
COMPRESSOR
HEAT1
4-WAY VALVE
COMP
H-PRO
L-PRO
LOW PRESSURE SWITCH
HIGH PRESSURE SWITCH
T3
T4
OUTDOOR COIL
TEMP.SENSOR
OUTDOOR TEMP.SENSOR
CRANKCASE HEATER
H-PRO
SV
L
PFC INDUCTOR
Y/G
COMPRESSOR DISCHARGE
TEMP.
RED
BLACK
V
U
CN19
CN51
CN55
W
BLACK
RED
7
7
YELLOW
BLUE
P-1
FM1
OUTDOOR DC FAN
CN53
CN3
CN4
CN10
CN40
CN22
CN44
CN8
CN9
CN7
CN2
CN1
CN5
CN54
CN52
3
CN33
CN6
SV
BLUE
BLUE
HEAT2
HEAT1
CN12 CN11
3
3
3
BLACK
RED
BLUE
BLUE
BLUE
YELLOW
RED
BLACK
RED
BLACK
JXI
L2
TO INDOOR UNIT
POWER SUPPLY
Y/G
2
3
L1
1
RED
RED
BLACK
YELLOW
S
BL A C K
YE L L O W
L1
L2
CR AN KC ASE H EA TE R
PA N HE AT ER
HE AT 2
PA N HE AT ER
SE NS OR
V1.0 2015/5/08
Compressor
Control Board
Figure 10. 208/230V MPA030S4S-1P Outdoor Unit Wiring Diagram
COMP
FM1
MAIN BOARD
RED
BLACK
U
V
W
Y/G
Y/G
L
L-PRO
T3
T4
CODE PART NAME
COMPRESSOR
HEAT1
4 WAY VALVE
COMP
EXV
ELECTRIC EXPANSION
VALVE
H-PRO
L-PRO
LOW PRESSURE SWITCH
HIGH PRESSURE SWITCH
T3
T4
OUTDOOR COIL TEMP.
SENSOR
OUTDOOR TEMP. SENSOR
P OW ER S UP PLY
H-PRO
SV
L
PFC INDUCTOR
COMPRESSOR
DISCHARGE
TEMP. SENSOR
RED
BLACK
V
U
CN19
CN51
CN55
W
EXV
BLACK
DRIVER BOARD
RED
7
7
YELLOW
BLUE
P-1
FM1
OUTDOOR DC FAN
CN53
CN20
CN34
CN3
CN4
CN10
CN40
CN22
CN44
CN8
CN9
CN7
CN2
CN1
CN5
CN54
CN52
CN33
ORANGE
ORANGE
M
5
CN6
SV
4 WAY
VALVE
ORANGE
ORANGE
CN12 CN11
BLACK
RED
BLUE
BLUE
BLUE
YELLOW
RED
BLACK
RED
BLACK
TO INDOOR COMM. BUS
XT2
YELLOW
GRAY
S1
S2
NOTEP lease use 2-core
shielded wire.
XT1
L1
L2
L1
L2
2
)(
1
( )
RED
BLACK
MAIN
TO INDOOR UNIT
POWER SUPPLY
HEAT2
HEAT1
CRANKCASE HEATER
PAN HEATER
HEAT2
Figure 11. 208/230V MPA036S4S-1P Outdoor Unit Wiring Diagram

Lennox MLA030S4M-*P Specifications

General

Brand	Lennox
Model	MLA030S4M-*P
Category	Air Conditioner
Language	English