Lennox MHA Series Installation Instructions Manual page 17

REAC TOR
BLUE
CN 30
RED
CN 29
CN 28
BLACK
V
U W
Y/G
CN 21
TP/
T3 T4
T5
Figure 37. 12K - 115VAC Outdoor Unit Wiring Diagram
BLUE
3
BLACK
V
W
U
COMPRESSOR
Y/G
CN 21
T5 T3 T4
Figure 38. 09K, 12K and 18K - 208/230VAC) Outdoor Unit Wiring Diagram
Y/G Y/G
CN 3 CN 1 CN 2 CN 16
CN 1A
OUTDOOR CONTROL
CN 7
3
DC- F AN
Y/G
Y/G
Y/G
CN 1A
OUTDOOR CONTROL
CN 7
CN 31
3
OU TDOOR
FA N
EXV
Y/G
17
YELLOW OR BLACK
2
1 3 L N Y/G
Y/G
2
2
4-WAY
CRANKCASE
HEATER
PAN
HEATER
BLACK
BLUE
BROWN
2
1 3
Y/G
4-WAY VALVE
CRANKCASE
HEATER
PAN
HEATER
6
BLUE
L2
Y/G