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REFRIGERANT SCHEME
8
INDEX
C
COMPRESSOR
PA
HIGH PRESSURE SWITCH
PB
LOW PRESSURE SWITCH
COMPRESSOR CARTER
RC
MA
HIGH PRESSURE GAUGE
MB
LOW PRESSURE GAUGE
PS
SERVICE VALVE
VS
SIGHT GLASS
R
SHUT-OFF VALVE (OPTIONAL)
DISCHARGE TEMPERATURE
Tsc
IMPORTANT:
Shut-off valves (aiming to avoid the refrigerant in the liquid line reaching dangerous pressure values
due to direct sun irradiation) featured in the refrigerant scheme above are optional.
If they are installed remotely by the customer the above scheme must be complied with concerning their position
Page 32
REFRIGERANT= R410a
INDEX
Tas
VI
VE
EWR
HEATER
VA
FE
KA
KB
TW in
TW
PROBE
out
Figure 19
SUCTION TEMPERATURE PROBE
SOLENOID VALVE
ELECTRONIC EXPANSION VALVE
EVAPORATOR
SAFETY VALVE
DRIER FILTER
HIGH PRESSURE TRANSDUCER
LOW PRESSURE TRANSDUCER
INLET WATER TEMPERATURE
PROBE
OUTLET WATER TEMPERATURE
PROBE
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