York YCAS0130 - Manual (Page 109)

109 YORK INTERNATIONAL
FORM 201.19-NM1 (204)
PROCESS AND INSTRUMENTATION DIAGRAM
FIG. 37 – PROCESS AND INSTRUMENTATION DIAGRAM
LD09429
7
OC
CDR
AIR
FLOW
DV
HTC
LTC
DV
DIF
DV
HTC
OS
T
P
PS
T
P
DV
HTC
DV
HPC
HPL
DPF
COMP
HTR
P
T
SHV
HTR
T
DV
CHT
LTC
FS
CLR
CHILLED WATER
FLOW
T
DV
S
P
P
T
FS
PS
HTR
SYSTEM COMPONENTS
MICROPROCESSOR CONTROL FUNCTIONS MAJOR 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
COMP COMPRESSOR
CDR CONDENSER COIL
CLR COOLER
OC OIL COOLER COIL
OS OIL SEPARATOR
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
DV
LPC
S
ELECTRONIC