SiBE121021_C
Pump Down Operation
Trial Operation and Field Settings
439
1. Pump Down Operation
Outline
In order to protect the environment, be sure to conduct pump down operation when relocating or
disposing the unit.
Detail
1) Remove the valve caps 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 the forced cooling operation.
Refer to page 440 for forced operation.
Gas stop valve
Close
Liquid stop valve
Valve caps
Hexagonal wrench
(R14566)
