Install The Outdoor Unit; Connect The Piping - Panasonic CS-RE18PKR Service Manual

11.1.2.5 Wire Stripping and Connecting Requirement
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 end
down to avoid the metal powder entering the pipe.
3 Please make flare after inserting the flare nut onto the copper pipes.
11.1.3 Outdoor Unit
11.1.3.1

Install the Outdoor Unit


After selecting the best location, start installation to Indoor/Outdoor Unit Installation Diagram.
1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10 mm).
2 When installing at roof, please consider strong wind and earthquake.
3 Please fasten the installation stand firmly with bolt or nails.
11.1.3.2

Connect the Piping

Connecting the Piping to Indoor
Please make flare after inserting flare nut (locate at joint
portion of tube assembly) onto the copper pipe.
(In case of using long piping)
Connect the piping

Align the center of piping and sufficiently tighten the
flare nut with fingers.

Further tighten the flare nut with torque wrench in
specified torque as stated in the table.
Connecting the Piping to Outdoor
Decide piping length and then cut by using pipe cutter.
Remove burrs from cut edge. Make flare after inserting
the flare nut (locate at valve) onto the copper pipe.
Align center of piping to valve and then tighten with
torque wrench to the specified torque as stated in the
table.
Model
RE18***, RE24***
Do not overtighten, overtightening may cause gas leakage.
Piping size
6.35 mm (1/4")
9.52 mm (3/8")
12.7 mm (1/2")
15.88 mm (5/8")
19.05 mm (3/4")
38
A B C
613 mm 131 mm 16 mm 360.5 mm
Torque
[18 N•m (1.8 kgf.m)]
[42 N•m (4.3 kgf.m)]
[55 N•m (5.6 kgf.m)]
[65 N•m (6.6 kgf.m)]
[100 N•m (10.2 kgf.m)]
D