Install The Outdoor Unit; Connect The Piping - Panasonic CU-3TZ52TBE Service Manual

Outdoor unit located
on upper side
a
c
n I d o r o u n t i
Outdoor Unit Installation Guidelines

Where a wall or other obstacle is in the path of outdoor unit's intake or exhaust airflow, follow the installation
guidelines below.

For any of the below installation patterns, the wall height on the exhaust side should be 1200 mm or less.
Wall facing one side
More than 100

11.2 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.

11.3 Connect The Piping


Remove the control board cover (resin) from the
unit by loosening three screws.
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 (locate at valve) 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.
Outdoor unit
d
b
More than 1000
1200
or
less
S d i e v e i w
Outdoor unit located
otherwise
Outdoor unit
Indoor unit
Wall facing two side
More than 100 More than 1000
More than 100
o T p v e i w
Model
CU-3TZ52***
Do not over tighten, overtightening may cause gas leakage
1/4" (6.35 mm)
3/8" (9.52 mm)
1/2" (12.7 mm)
5/8" (15.88 mm)
3/4" (19.05 mm)
26
Indoor unit
d
b
Wall facing three side
More
than 100
More than 300
A B
A B
613 mm 131 mm
CAUTION
Piping size
[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)]
Outdoor unit
More than 100
More than 1000
Top view
Unit : mm
C D
22 mm 360.5 mm
Torque