Trane BAYVALV001 - Page 7

ACC-SVN213B-EN
7
Figure 2. Typical refrigerant circuit schematic and service valve location
FILTER DRIER
NOTE A: ONLY ONE OUTDOOR AND INDOOR
COIL REFRIGERANT ENTRY AND
EXIT CIRCUIT IS SHOWN. ALL
MODELS HAVE MULTIPLE ENTRY
AND EXIT CIRCUITS.
TXV
S
D
COMPRESSOR
LOW PRESSURE
SWITCH (LPCO)
FIELD SUPPLIED
INTER-CONNECTING
TUBING
OUTDOOR COIL
INDOOR COIL
SERVICE
VALVE
SERVICE
VALVE
EXPANSION
VALVE BULB
EQUALIZER
TUBE
NOTE A
NOTE A
NOTE A
NOTE A
HIGH PRESSURE
SWITCH (HPCO)
GAUGE
CONNECTION
DISCHARGE
TEMPERATURE
LIMIT (DTL)
NOTE B: DUAL CIRCUIT MODELS HAVE 2
REFRIGERATION CIRCUITS.
AIR
AIR
SUB-COOLING CIRCUIT
GAUGE
CONNECTION
INDICATES DIRECTION OF
REFRIGERANT FLOW
COOLING ONLY CIRCUIT DIAGRAM
V
V
Figure 3. Example hole placement on tube supports
for service valves in single circuit R410A 5-10 ton units
Figure 4. Example hole placement on divider wall for
service valves in dual circuit R410A 13-20 ton units
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