Lennox LGH156H - Page 81

Page 81
CIRCUIT 1 AND 2
ALTERNATE THROUGH THE
EVAPORATOR COIL
(not to scale)
CIRCUIT 1
CONDENSER COIL
REFRIGERANT CIRCUITS - 180U, 240U, 300U
CIRCUIT 2
CONDENSER COIL
CIRCUIT 1 -
COMPRESSOR 1 AND 2
CIRCUIT 2 -
COMPRESSOR 3 AND 4
Y1=Compressor 1 or 2 AND
Compressor 3 or 4
Y2=Compressor 1, 2, 3, 4
FIGURE 27