SiUS071735EB Pump Down Operation
Trial Operation and Field Settings 118
1. Pump Down Operation
Outline In order to protect the environment, be sure to pump down when relocating or disposing of the unit.
Details 1. Remove the valve cap from the liquid stop valve and the 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 forced cooling operation.
5. Attach the valve cap once procedures are complete.
Refer to Forced Cooling Operation on page 119 for details.
Gas stop valve
Valve cap
Close
Liquid stop valve
Service port
(R25008)
Hexagonal
wrench
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