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Transferring Refrigerant from Normal Operation into the Cooler/Condenser/
Compressor Section
These steps describe the method of moving refrigerant from the utility vessel into the cooler/
condenser/compressor section. This is normally performed for service work on the utility vessel.
1.
Isolate and push refrigerant into the cooler/condenser/compressor section:
a.
Valve positions:
b.
Turn off machine water pumps and pumpout condenser water.
c.
Turn on pumpout compressor to push refrigerant out of the utility vessel.
d.
When all liquid is out of the utility vessel, close cooler isolation valve 7.
e.
Turn off pumpout compressor.
2.
Evacuate refrigerant from the utility vessel.
a.
Access the Control Test, pumpout function on the LID display to turn on the machine
water pumps and monitor vessel pressures.
Valve
1 2 3 4 5 6 7 8 9 10 11
Condition
C C CCCC