Johnson Controls Frick RXF 12 - Piping and Instrumentation Diagrams; Single-Port Liquid Injection P&I Diagram; Dual-Port Liquid Injection P&I Diagram

RXF ROTARY SCREW COMPRESSOR UNITS
MAINTENANCE
070.410-IOM (JAN 12)
Page 41
P & I DIAGRAM, LIQUID INJECTION – SINGLE PORT
P & I DIAGRAM, LIQUID INJECTION – DUAL PORT
LIQUID REFRIGERANT
FROM RECEIVER
S
STRAINER
SOLENOID
VALVE
MOTORIZED
EXPANSION
VALVE
SIGHT GLASS
LIQUID LINE
TUBING LINE
COMPRESSOR LOW VI,
ECONOMIZER, OR
CLOSED THREAD
COMPRESSOR
HIGH VI,
BOOSTER ONLY
TUBING LINE
LIQUID
LINE
SIGHT GLASS
MOTORIZED
EXPANSION
VALVE
SOLENOID
VALVE
STRAINER
S
9
YY
COMPRESSOR
LOW VI
COMPRESSOR
HIGH VI
TO SEPARATOR
COMPRESSOR
SUCTION PRESS.
LIQUID REFRIGERANT
FROM RECEIVER
S
RXF COOLING OPTIONS (See P & I Diagrams) PLATE OIL COOLER