Other; 2-Way Cassette Type (L1 Type); (For 22, 28, 36, 45, 56 Types); Before Installing The Ceiling Panel - Panasonic S-22ML1E5 Installation Instructions Manual

7-1-5. Installing the side panel and intake grille
A. Installing the side panel
(1) Slide the side panel in the direction of the arrow to install it.
(Fig. 7-11)
Tabs
Tabs
Slide the side panel so that the side panel tabs are fastened to the
ceiling panel. Then fasten in place with the supplied screws (4 × 12).
(2) Use the supplied screws (4 × 12) to attach the side panel
to the ceiling panel.
B. Installing the intake grille
● To install the intake grille, follow the steps for removing the
intake grille in the reverse order.
● When installing the intake grille, take care that the flap lead
wire does not become pinched. (Fig. 7-12)

7-2. Other

A. Check after installation
● Verify again that there is no gap between the indoor unit and
the ceiling panel, or between the ceiling panel and the ceiling
surface.
*If a gap is present, water leakage and condensation may
occur.
● Verify that the wiring connections are secure.
*If the wiring is not connected, the automatic flap will
not operate. (Alarm P09 will be displayed at the remote
controller.) In addition, water leakage and condensation may
occur.
B. Units with wireless remote controllers
● For details of the installation procedure, refer to the
installation instructions that was supplied with the optional
wireless remote controller with receiver embedded in the
indoor unit.
Fasten with screws (4 × 12)
(supplied)
Slide
Fig. 7-11
Fig. 7-12
38

■ 2-Way Cassette Type (L1 Type)

(For 22, 28, 36, 45, 56 Types)

7-3. Before Installing the Ceiling Panel

(1) Be sure to create a ceiling opening with the dimensions
shown in Fig. 3-19.
(2) Use the suspension bolts to adjust the height of the indoor
unit so that the distance between the bottom of the indoor
unit or optional filter chamber and the ceiling surface is
60 – 65 mm. (Fig. 7-13)
Adjusting the indoor unit height
CAUTION
Never touch or attempt to move the air-direction louver by
hand or you may damage the unit. Instead, use the remote
controller if you want to change the direction of air flow.

7-4. Installing the Ceiling Panel

(1) Open the air intake panel and air filter.
[1] Push in. → (2) Slide. → (3) Pull. (→ (4) Remove.)
(4)
Air-intake panel
N OT E
If you wish to remove the air-intake panel, remove the strings
attached to the air-intake panel.
The air-intake panel is removed from the ceiling panel.
Be sure to reattach the string to the air-intake panel when
returning to the original position.
[2] Removing the air filter
Press the hook by hand to remove the air filter.
(Fig. 7-15)
Installing the Ceiling Panel
Indoor unit
Detailed view of
filter fasteners
M5 × 40 screw, 4 pcs.
Detailed view of
middle hook
Safety string
Safety string
2
1 3
Safety lid
Electrical component box
Ceiling panel
Safety
string
Detailed view of hook
Air filter
Safety string
Air-intake panel
Fig. 7-13
Fig. 7-14
Fig. 7-15