Pump Down Operation SiBE121123_A
219 Trial Operation and Field Settings
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 at the pipes for
rooms A and B.
2) Carry out forced cooling operation.
3) After 5 to 10 minutes, close the liquid stop valve at the pipes for rooms A and B with a
hexagonal wrench.
4) After 2 to 3 minutes, close the gas stop valve and stop the forced cooling operation as quickly
as possible after the gas stop valves at the pipes for rooms A and B have been shut off.
5) Turn the power breaker off.
Refer to page 220 for forced cooling operation.
Liquid stop
valve
Gas
stop
valve
Hexagonal
wrench
V
alve
cap
Close
(R14079)
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