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Technical Data
PROCESS AND INSTRUMENTATION DIAGRAM
S
S
DV
LPC
SHV
T
CLR
T
DV
MAJOR COMPONENTS
COMP COMPRESSOR
CDR
CLR
OC
OS
FIG. 37 – PROCESS AND INSTRUMENTATION DIAGRAM
110
OC
CDR
DV
DV
DIF
HTC
AIR
LTC
FLOW
DV
HTC
T
PS
P
P
COMP
HTR
HTR
T
DV
CHT
FS
LTC
CHILLED WATER
FLOW
CONDENSER COIL
COOLER
OIL COOLER COIL
OIL SEPARATOR
S
OS
P
P
T
T
P
FS
DV
DV
HPC
HTC
PS
HPL
DPF
HTR
MICROPROCESSOR CONTROL FUNCTIONS
CHT
CHILLED LIQUID THERMOSTAT
DIF
DIFFERENTIAL PRESSURE CUTOUT
DFP
DISCHARGE PRESSURE FAN CONTROL
DV
DISPLAY VALUE
HPL
HIGH PRESSURE LOAD LIMITING
HTC
HIGH TEMPERATURE CUTOUT
LPC
LOW PRESSURE CUTOUT
LTC
LOW TEMPERATURE CUTOUT
SHV
SUPERHEAT VALVE
SYSTEM COMPONENTS
EXPANSION VALVE, THERMOSTATIC
SOLENOID VALVE
BALL VALVE
RELIEF VALVE
STOP VALVE ANGLE, ACCESS
PURGE VALVE
PLUG
PRESSURE SENSOR
TEMPERATURE SENSOR
REPLACEABLE CORE FILTER DRYER
SIGHT GLASS
FLOW SWITCH (option)
PRESSURE SWITCH
ELECTRIC HEATER
JOHNSON CONTROLS
LD06972A
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