Terminal Connections - Lennox MMA018SM4 Service Manual

3.7. Terminal Connections

208/230V Outdoor Unit
Terminal Block
L2
1(A) 2(A)
3(A)
From Power
Suppl y
Outdoor Unit
208/230V Outdoor Unit
Terminal Block
1 2 3 L1 L2
From Power
Suppl y
Outdoor Unit
Figure 9. Single-Zone Wiring 24K and Below
1(B) 2(B) 3(B)
Figure 10. Multi-Zone Wiring 24K
208/230V Indoor Unit
Terminal Block
1 2 3
Indoor Unit
208/230V Indoor Unit B
Terminal Block
1 2 3
Indoor Unit B
22
208/230V Indoor Unit A
Terminal Block
1 2 3
Indoor Unit A