Cutting And Flaring The Piping; Evacuation Of The Equipment - Panasonic CS-A73KR Service Manual

as stated in the table.
Connecting the Piping to Outdoor Unit
Decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare
after inserting the flare nut (located at valves) onto the copper pipe.
Align center of piping to valves and then tighten with torque wrench to the specified torque as
stated in the table.

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 is not removed, gas
leakage may be caused.
Turn the piping and down to avoid the metal powder entering the
pipe.
3. Please make flare after inserting the flare nut onto the copper
pipes.

10.3.4. EVACUATION OF THE EQUIPMENT

WHEN INSTALLING AND AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE
INDOOR UNIT AND PIPES in the following procedure.
1. Connect a charging hose with a push pin to the Low and High
side of a charging set and the service port of the 3-way valve.
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