Lennox CHA16 - 2553;2753;3003 PARTS ARRANGEMENT (SLAB COIL SHOWN) (Figure 4); CHA16-823, -953 CONTROL BOX COMPONENTS (Figure 5)

Page 14
2553/2753/3003 PARTS ARRANGEMENT (SLAB COIL SHOWN)
CONTROL BOX
1st STAGE COMPRESSOR ACCESS
1st STAGE
CONDENSER COIL
2nd STAGE
CONDENSER
COIL
2nd STAGE
CONDENSER
FAN
FILTER SECTION
INDOOR BLOWER
CONDENSER COIL AIR INTAKE
1st STAGE
COMPRESSOR
2nd STAGE
COMPRESSOR
1st STAGE EVAPORATOR
2nd STAGE EVAPORATOR
BLOWER ACCESS
HEATING
ACCESS
HEATING ELEMENTS
ELECTRIC HEAT
CONTROL BOX
MAKE-UP BOX
FIGURE 4
FIGURE 5
CHA16823, 953 CONTROL BOX COMPONENTS
K2 K1 K3
K13
K10
T1
T3
INDOOR BLOWER
CONTACTOR K3
1st STAGE
COMPRESSOR
CONTACTOR K1
2nd STAGE
COMPRESSOR
CONTACTOR K2
COMBUSTION AIR
BLOWER TRANSFORMER T3
(460V & 575V ONLY)
COMBUSTION AIR
BLOWER RELAY
K13
CONDENSER FAN
RELAY K10
CONTROL
TRANSFORMER T1
FUSE F1
TERMINAL STRIP TB1
S3