Panasonic CS/CU-HU12AKY Series Operating & Installation Instructions Manual page 20

Installation instructions
Step-4
Cut and flare the embedded piping
When determining the dimensions of the piping,
•
slide the unit all the way to the left on the installation
plate.
Refer to the section "Cutting and flaring the piping".
•
Step-5
Install the Indoor Unit
Step-6 Connect the piping
Please refer to "Connecting the piping" column in
•
outdoor unit section. (Below steps are done after
connecting the outdoor piping and gas-leakage
confirmation.)
Step-7
Insulate and finish the piping
Please refer to "Insulation of piping connection"
•
column as mentioned in indoor/outdoor unit installation.
Step-8
Secure the Indoor Unit
Replace the drain hose
Rear view for left piping installation
Drain hose
Drain cap
•
How to pull the piping and drain hose out, in case of the
embedded piping.
Apply putty or
caulking material
to seal the wall
opening.
PVC tube for drain
hose (VP-20)
PVC tube
for drain
hose
20
Drain hose
Connection cable
Adjust the piping slightly
downwards.
Connection cable
Piping
Drain hose
from main unit
PVC tube (VP-65) for piping
and connection cable
PVC tube for drain hose (VP-30)
Cable
Piping
Indoor unit
100 mm (1.5 ~ 2.0 HP)
or 72 mm (2.5HP)
Insert the connection cable
Guide
Connection cable
surface
To take out the unit, push
the marking at the
bottom unit, and pull it
slightly towards you to
disengage the hooks
from the unit.
(This can be used for left rear piping and bottom piping also.)
Piping
More than 950 mm (1.5 ~ 2.0 HP) or
More than 1150 mm (2.5HP)
Drain hose
Sleeve for piping hole
•
In case of left piping how to insert the
connection cable and drain hose.
Drain
hose
Piping
(For the right piping, follow the same procedure)
Connection cable
Gas side piping
Liquid side piping
Drain hose
Connection cable
Cable