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10
SPECIAL FUNCTION
10-1. HOW TO PERFORM THE UP/DOWN OPERATION OF THE AIR INTAKE GRILLE
10-1-1. Setting up the lowering distance of air intake grille
You can set up 8 different stages of lowering distance for
the air intake grille according to the set up location if desired.
Note that as an initial setting, the decorative panel will automatically
stop at 1.6 m from the ceiling level. The distance is a
rough indication, check by actually lowering it.
1) Take the cover off the electric box of the decorative panel. (2 screws)
2) Set up the dip switches of SW22 or SW2 on the control board of the
decorative panel as follows.
DIP SW 22
The black square (■) indicates a switch position.
Lowering distance
SW22
(Rough indication
(Lowering distance)
of the ceiling height)
1.2 m
( up to 2.4 m)
2.0 m
(2.8–3.2 m)
2.8 m
(3.6–4.0 m)
3.6 m
(4.4–4.8 m)
Note: Airflow outreach distance is different depending on indoor units
and air volume (ceiling height), so airflow may not reach the
indicated ceiling height as shown in the above table.
3) Put the cover back on the electric box of the decorative panel.
OCH535A
Lowering distance
SW22
(Rough indication
(Lowering distance)
of the ceiling height)
Initial setting
1.6 m
(2.4–2.8 m)
2.4 m
(3.2–3.6 m)
3.2 m
(4.0–4.4 m)
4.0 m
(4.8–5.2 m)
Decorative
panel
Cover for
Electric Box of
the decorative
panel
Screws
DIP SW 2
The black square (■) indicates a switch position.
Lowering distance
SW2
(Rough indication
(Lowering distance)
of the ceiling height)
1.2 m
(up to 2.4 m)
2.0 m
(2.8–3.2 m)
2.8 m
(3.6–4.0 m)
3.6 m
(4.4–4.8 m)
Note: Airflow outreach distance is different depending on indoor
units and air volume (ceiling height), so airflow may not
reach the indicated ceiling height as shown in the above table.
34
Unit
Control board of
the decorative
panel
SW 22 or SW2
Lowering distance
SW2
(Rough indication
(Lowering distance)
of the ceiling height)
Initial setting
1.6 m
(2.4–2.8 m)
2.4 m
(3.2–3.6 m)
3.2 m
(4.0–4.4 m)
4.0 m
(4.8–5.2 m)
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