McQuay MCK030A Manual de instalación descargar pdf (Pagina 42)

Page 41

TUBE D A (mm)

Inch mm Imperial Rigid

1/4” 6.35 1.3 0.7

3/8” 9.52 1.6 1.0

1/2” 12.70 1.9 1.3

5/8” 15.88 2.2 1.7

3/4” 19.05 2.5 2.0

Piping Work & Flaring Technique

Piping Connection To The Units

ó Align the center of the piping and tighten the ﬂ are nut sufﬁ ciently with ﬁ ngers.

ó Finally, tighten the ﬂ are nut with the torque wrench until the wrench clicks.

ó When tightening the ﬂ are nut with the torque wrench, ensure that the tightening direction follows the arrow

indicated on the wrench.

PIPE SIZE mm (in) Torque (mm)

6.35 (1/4) 18

9.52 (3/8) 42

12.7 (1/2) 55

15.88 (5/8) 65

19.05 (3/4) 78

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 53 54

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McQuay MCK030A Manual de instalación Pagina 42