Carrier 69NT40-561-201 - Figure 2−7 Refrigeration Circuit Schematic − Economized Operation

T-364
2−11
CONDENSER
COMBO ETS1
AND ETS2
EVAPORATOR
DISCHARGE
SERVICE
VALVE
SUCTION
SERVICE
VALVE
FILTER
DRIER
LIQUID LINE
SERVICE VALVE
ECONOMIZER
SOLENOID
VALVE
ECONOMIZER
TXV
ELECTRONIC
EXPANSION
VALVE
DIGITAL
UNLOADER
VALVE
ECONOMIZER
RECEIVER
COMPRESSOR
SIGHT
GLASS
LIQUID LEVEL/
MOISTURE
INDICATOR
ECONOMIZED OPERATION
DISCHARGE
PRESSURE
TRANSDUCER
DISCHARGE
TEMPERATURE
SENSOR
ECON. TXV
SENSING BULB
EVAPORATOR PRESSURE
TRANSDUCER
SUCTION PRESSURE
TRANSDUCER
Figure 2−7 Refrigeration Circuit Schematic − Economized Operation