Refrigerant Circuit - Trane TTA120D300AA Service Facts

Refrigerant Circuit

Figure 1.
GAUGE GAUGE
CONNECTION CONNECTION
NOTE A NOTE A
AIR AIR
NOTE A NOTE A
SUB-COOLING CIRCUIT SUB-COOLING CIRCUIT
INDICATES DIRECTION OF INDICATES DIRECTION OF
REFRIGERANT FLOW REFRIGERANT FLOW
SS-SVF15A-EN
DISCHARGE DISCHARGE
TEMPERATURE TEMPERATURE
LIMIT (DTL) LIMIT (DTL)
HIGH PRESSURE HIGH PRESSURE
SWITCH (HPCO) SWITCH (HPCO)
D
S
COMPRESSOR COMPRESSOR
GAUGE GAUGE
SERVICE SERVICE
CONNECTION CONNECTION
VALVE VALVE
LOW PRESSURE LOW PRESSURE
SWITCH (LPCO) SWITCH (LPCO)
FILTER DRIER FILTER DRIER
COOLING ONLY CIRCUIT DIAGRAM COOLING ONLY CIRCUIT DIAGRAM
INTER-CONNECTING INTER-CONNECTING
EXPANSION EXPANSION
VALVE BULB VALVE BULB
V
SERVICE SERVICE
VALVE VALVE
V
NOTE A: ONLY ONE OUTDOOR AND INDOOR NOTE A: ONLY ONE OUTDOOR AND INDOOR
COIL REFRIGERANT ENTRY AND COIL REFRIGERANT ENTRY AND
EXIT CIRCUIT IS SHOWN. ALL EXIT CIRCUIT IS SHOWN. ALL
MODELS HAVE MULTIPLE ENTRY MODELS HAVE MULTIPLE ENTRY
AND EXIT CIRCUITS. AND EXIT CIRCUITS.
NOTE B: DUAL CIRCUIT MODELS HAVE 2 NOTE B: DUAL CIRCUIT MODELS HAVE 2
REFRIGERATION CIRCUITS. REFRIGERATION CIRCUITS.
FIELD SUPPLIED FIELD SUPPLIED
TUBING TUBING
EQUALIZER EQUALIZER
TUBE TUBE
TXV TXV
NOTE A NOTE A
NOTE A NOTE A
AIR AIR
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