Frick RWF II 856 - Page 64

070.610-IOM (JUL 21)
Page 64
RWF II Rotary Screw Compressor Units
Maintenance
PE
MOTOR
COMPRESSOR
SUCTION
DISCHARGE
PI
C
R
EZ-CAL™ HPCO
CALIBRATION BLOCK
DISCHARGE PRESSURE & HPCO
TRANSDUCER
LOCKABLE '2' POSITION
VALVE (RUN/CALIBRATE)
TEMPORARILY INSTALLED
FOR FIELD CALIBRATION
PERMANENTLY
INSTALLED
TEST PORT CONNECTION
MASTER GAUGE
HAND OIL PUMP
REFRIGERATION
OIL SUMP
CONNECTION HOSE
TO TEST PORT
HIGH PRESSURE CUT-OUT CALIBRATION DIAGRAM
RUN POSITION
CALIBRATE POSITION
DISCH PRESSURE
Figure 66: EZ-CAL High-pressure cut-out calibration diagram