Outdoor Unit; Install The Outdoor Unit; Connect The Piping - Panasonic CS-HZ9RKE Service Manual

12.3 Outdoor Unit

12.3.1

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.
Please fasten the installation stand firmly with bolt or nails.
A
12.3.2

Connect the piping

12.3.2.1 Connecting the piping to Indoor
12.3.2.1.1 For connection joint location at outside building
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.
12.3.2.1.2 For connection joint location at inside building

Decide the length.

Cut and remove the tube connectors at indoor copper pipings (both gas and liquid piping) by using pipe cutter.
Remove burrs from cut edge.

Use pipe expander to expand the end of long piping.

Align the center of piping and braze the piping joints.
indoor
copper pipe
B
Spanner
or Wrench
(40~50mm)
tube connector
1. Cut and
Remove
Model
HZ9***, HZ12***,
AZ9***
Torque
wrench
2. Expand
long pipe
37
A B C
540 mm 160 mm 18.5mm
brazing point
. 3 Braze
both pipe
D
330 mm