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d. When all liquid has been pushed into the utility vessel, close the cooler isolation valve 7.
e. Access the Control Test, Pumpdown function on the LID display to turn on the machine
water pumps and view the machine pressures.
f. Turn off pumpout compressor.
2. Evacuate refrigerant gas from the cooler/condenser/compressor vessel.
a. Valve positions: close valves 2 and 5, open valves 3 and 4.
b. Turn on pumpout condenser water.
c. Run pumpout compressor until the suction reaches 15 in. Hg (50 kPa abs). Monitor
pressures on the LID and on the refrigerant gages.
d. Close valve 1.
e. Turn off pumpout compressor.
f. Close valves 3, 4, and 6. (All valves are now closed.)
g. Turn off pumpout condenser water.
h. Continue pumpdown function on the LID to turn off the machine water pumps and to lock
out the machine compressor from operation.
Valve
1 2 3 4 5 6 7 8 9 10 11
Condition
C C CCCCC