Plantronics R-410A Manuel d'utilisateur télécharger pdf (Page 12)

When connecting the refrigerant tubing

- Keep all tubing runs as short as possible.

- Use the flare method for connecting tubing.

- Apply refrigerant lubricant to the matching surfaces of the flare and union tubes before connecting them, then tighten

the nut with a torque wrench for a leak-free connection.

- Check carefully for leaks before starting the test run.

Evaporator

Condenser

Compressor

Capillary tube

3-Way valve

2-Way valve

Indoor unit

Outdoor unit

Installation & service manual _9

REFRIGERATION LINE CONNECTIONS

Models 9SRA-HE 12SRA-HE 15SRA-HE 18SRA-HE 24SRA-HE

Refrigeration Tubing

Connection method Flare Flare Flare Flare Flare

Refrigerant tube outer diameter in. Liquid 1/4 1/4 1/4 1/4 3/8

in. Suction 1/2 1/2 1/2 5/8 5/8

Limit of tubing length ft. 49 49 49 49 49

Limit of elevation difference between the two units ft. 20 20 20 20 20

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 25 26

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Plantronics R-410A Manuel d'utilisateur Page 12