Panasonic CS-RZ25TKR, Руководство по обслуживанию

Страница: 63 / 196

63
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.
Model A B C D
RZ25***, RZ35*** 570 mm 105 mm 18.5 mm 320 mm
RZ50***, RZ60*** 540 mm 160 mm 18.5 mm 330 mm
RZ71***, RZ80*** 613 mm 130 mm 24 mm 360.5 mm
12.3.2 Connect the Piping
12.3.2.1 Connecting the Piping to Indoor
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.
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.
12.3.2.2 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.
Do not overtighten, overtightening may cause gas leakage
Piping size Torque
6.35 mm (1/4”) [18 N•m (1.8 kgf.m)]
9.52 mm (3/8”) [42 N•m (4.3 kgf.m)]
12.7 mm (1/2”) [55 N•m (5.6 kgf.m)]
15.88 mm (5/8”) [65 N•m (6.6 kgf.m)]
19.05 mm (3/4”) [100 N•m (10.2 kgf.m)]
A B
C
D
Torque
wrench
Spanner
or Wrench
. 3 d n a t u C 2. 1.
Remove
Expand
long pipe
(40~50mm)
tube connector
indoor
copper pipe
Braze
both pipe
brazing point