Figure 2-6 Refrigeration Circuit Schematic -- Standard Operation - Carrier 69NT20-551-300 TO 399 Operation And Service

EVAPORATOR
CONDENSER
FILTER
DRIER
ESV
ECONOMIZER
TXV
FUSIBLE PLUG
LIQUID LINE
SERVICE
CONNECTION
STANDARD OPERATION WITH WATER COOLED CONDENSER
EVAPORATOR
CONDENSER
FILTER
DRIER
ESV
ECONOMIZER
TXV
SIGHTGLASS/
MOISTURE INDICATOR
LIQUID LINE
SERVICE
CONNECTION
Figure 2-6 Refrigeration Circuit Schematic - - Standard Operation
T-322
STANDARD OPERATION WITH RECEIVER
TXV BULB
TXV
LIV
ECONOMIZER TXV BULB
ECONOMIZER
RECEIVER
SIGHT GLASS
MOISTURE INDICATOR
DISCHARGE
TXV BULB
TXV
LIV
ECONOMIZER TXV BULB
ECONOMIZER
RUPTURE DISC
WATER COOLED
CONDENSER
LOW SIDE ACCESS VALVE
DPT
CPDS
OIL SEPARATOR
ORV
OIL RETURN
SERVICE VALVE
LIQUID
LOW SIDE ACCESS VALVE
DPT
CPDS
ORV
OIL RETURN
SERVICE VALVE
2-10
SMV
USV
DISCHARGE
SERVICE
CONNECTION
HPS
ECONOMIZER
SERVICE
CONNECTION
SUCTION SERVICE
CONNECTION
SPT
COMPRESSOR
SUCTION
SMV
USV
DISCHARGE
SERVICE
CONNECTION
HPS
ECONOMIZER
SERVICE
CONNECTION
SUCTION SERVICE
CONNECTION
SPT
COMPRESSOR
STS
CPSS
QUENCH
TXV
BULB