Lennox MPA012S4S-1P Installation Instructions Manual page 26

L
YELLOW
YELLOW
CN2
CN6
CH1
CO MP
FAN1
CH2
3
Y/G
Y/G 3
FM 2
FM 1
FAN1
Figure 42. 208/230V MLA009, 012 and 018S4S-*P Outdoor Unit Wiring Diagram
D
CH2
RED
CH2
CN4
RED
CN2
CN1
CN3
BLUE
RED
BLACK
CN9
2
10
3
CN1 CON1
FAN2
Figure 41. 208/230V MPB048S4S-*P Outdoor Unit Wiring Diagram
P6 P5
CN3
CT1
CN1
P7
MAIN BOARD
P8
P9
CN22
CN20
CN19
CN25
CN24
CN18
CN17
CN6
26
Y/G
Y/G
BLUE/BLACK
RED
BLACK
HEAT1
RED
ORA NGE
HEAT2
ORAN GE
BLUE
4-WAY
SV
BLUE
VALVE
PAR T N AME
C ODE
C OMP C OMP R E S S OR
C T 1 AC CURRENT DETECTOR
D DIO DE MODULE
E LE C T R IC E XPANS IO N
E XV
VALV E
FM1,FM2 OUTDOOR DC FAN
HE AT 1 C R ANK C AS E H E AT E R
HE AT 2 PAN H E AT E R
H-P R O HIG H P R E S S UR E S WIT C H
L P F C INDUC TOR
L-P R O LOW P R E S S UR E S WIT C H
S V 4-W AY VALVE
COMPRESSOR DISCHARGE
T5
TEMPERATURE SENSOR
OUTDOOR COIL
T3
TEMPERATURE SENSOR
OUTDOOR
T4
TEMPERATURE SENSOR
HEATSINK
TH
TEMPERATURE SENSOR
S1
S2
XT 2
TO INDOOR C OMM. B US
NOTE: PLEASE USE 2-CORE
SHIELDED WIRE