Pump Down Operation SiUS121736EA
221 Trial Operation and Field Settings
1. Pump Down Operation
Pump Down
Operation
In order to protect the environment, be sure to pump down when relocating or disposing the unit.
1. Remove the valve cap from liquid stop valve and gas stop valve.
2. Carry out forced cooling operation.
3. After 5 to 10 minutes, close the liquid stop valve with a hexagonal wrench.
4. After 2 to 3 minutes, close the gas stop valve and stop the forced cooling operation.
5. Attach the valve cap once procedures are complete.
Gas stop valve
Close
Liquid stop valve
Valve cap
Hexagonal wrench
(R25062)
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