Panasonic CS-RE9SKUA Service Manual page 36

11.2.4.2 Cutting and flaring the piping
1 Please cut using pipe cutter and then remove the burrs.
2 Remove the burrs by using reamer. If burrs are not removed, gas leakage may be caused. Turn the piping
end down to avoid the metal powder entering the pipe.
3 Please make flare after inserting the flare nut onto the copper pipes.
Pipe
Reamer
Point down
1. To cut
2. To remove burrs
Handle
Bar
Yoke
Core
Red arrow mark
Clamp handle
3. To flare
0 – 1/32"
(0 – 0.5 mm) Improper flaring
Bar
Inclined Surface
Copper
damaged
pipe
36
When properly flared, the internal
surface of the flare will evenly
shine and be of even thickness.
Since the flare part comes into
Cracked Uneven
contact with the connections,
thickness
carefully check the flare finish.