Refrigerant Pipe Connection - Gree GMV-ND22T/B-T Manual De Usuario

Multi Variable Air Conditioners Cassette Type Indoor Unit

4.2 Refrigerant Pipe Connection

(1) Aim the flaring port of copper pipe at the center of screwed joint and then tighten the
flaring nut with hand as shown in fig 4.2.
(2) Use a torque wrench to tighten up the flaring nut until the wrench gives out a click sound.
(3) The pipe should not be bent too much or it may crack. Use a pipe bender when bending
the pipe.
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Pipe diameter (mm)
φ6.35
φ9.52
Φ12.7
φ15.9
Fig 4.1.5
Fig.4.2
Torque for tightening nut
Torque (N·m)
9
15~30
35~40
45~50
60~65