PCA Series Chillers
Page 23
Figure 11: Piping Schematic - No Pump, No Reservoir
Flow
switch
Temperature
compressor-mounted
access valve,
Refrigeration
Compressor
Optional
CPR valve
Low
control
pressure
access valve
Refrigeration
control
pressure
High
Discharge line
Refrigeration
evacuation valve
Equalizing line
Power element
Evaporator
Suction
line
TC
Probe
S
Bypass
Process
Air-cooled condenser
Liquid line
Filter
gauge
pressure
Optional
valve
P
glass
Expansion
Sight
valve
Relief
To
Filter
drier
From
Process
Refrigeration
evacuation valve
Legend
Refrigeration lines
Chilled water piping
Condenser water piping
End of unit piping
