Samsung AVXTJ series Guia de Instalação descarregar pdf (Página 72)

3. Guideline for each installation process

(5) Check that the nitrogen is passing through the unit A liquid pipe.

(6) Flushing.

① Block the end of the pipe with the insulation of your hand.

↓

② When the gas pressure becomes too great to contain remove insulation quickly. (First flush)

↓

③ Block the end of the pipe with insulation again.

↓

(Carry out second flushing)

(The nature and amount of the extraneous material inside the pipe can be checked during flushing

by placing a rag lightly over the end of the pipe. In the unlikely case that even a small quantity of

moisture is found then the inside of the pipe should be dried out thoroughly.)

Action:

① Flush the inside of the pipe with nitrogen gas. (Until such time as the moisture disappears.)

② Carry out a thorough vacuum drying operation. (See page 34)

_ Close the main valve on the nitrogen cylinder.

_ Repeat the above operation for unit B.

_ When the liquid pipe operations have been completed then do the same with the gas pipes.

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Samsung AVXTJ series Guia de Instalação Página 72