Lennox LGM156U Installation Instructions Manual page 20

156, 180 REFRIGERANT CIRCUITS
ALL THREE EVAPORATOR
COIL CIRCUITS ARE
INTERTWINED
EVAPORATOR COIL
(not to scale)
CIRCUIT 1 & 2
CIRCUIT 2 & 3
INTERTWINED
CONDENSER COILS
CIRUIT 1
INTERTWINED
CIRCUIT 3
CONDENSER COIL
FIGURE 20
210, 240, 300 REFRIGERANT CIRCUITS
ALL FOUR EVAPORATOR
COIL CIRCUITS ARE
INTERTWINED
EVAPORATOR COIL
(not to scale)
CIRCUITS
3 & 4
CONDENSER COIL
INTERTWINED
CIRCUITS 1 & 2 CIRCUIT 1 & 3 ARE
CONDENSER COIL
INTERTWINED INTERTWINED
CIRCUIT 2 & 4 ARE
INTERTWINED
FIGURE 21
Page 20
LGM/LCM156, 180, 210, 240, 300