7
4. Electrical work
4.4. Switch setting for high ceiling or at the time of
changing the number air outlets
In this unit, the volume and speed of airflow can be adjusted by setting the switches
(SWA and SWB) on the indoor controller board.
■
PLFY-P32-P80VAM
SWA
1
2
3
SWB
Standard
High ceiling
1
High ceiling
2
4
4 direction
2.7 m
3.0 m
3.5 m
3
3 direction
3.0 m
3.3 m
3.5 m
4
2 direction
3.3 m
3.5 m
–
4.5. Sensing room temperature with the built-in sen-
sor in a remote controller
If you want to sense room temperature with the built-in sensor in a remote controller,
set SW1-1 on the control board to “ON”. The setting of SW1-7 and SW1-8 as neces-
sary also makes it possible to adjust the air flow at a time when the heating ther-
mometer is OFF.
5.1. Checking the contents (Fig. 5-1)
• This kit contains this manual and the following parts.
Accessory name
Q’ty
Remark
1
Grille
1
950
×
950 (mm)
2
Screw with captive washer
4
M5
×
0.8
×
25
3
Gauge
1
(Divided into four parts)
4
Fastener
2
5
Screw
4
4
×
8
5. Installing the grille
1
4
5
ø
20
2
3
Fig. 5-1
Fig. 5-2
A
D
C
B
A=17
+5
0
Fig. 5-3
B
A
C
1
1
D
E
2
F
G
F
B
1
5.2. Preparing to attach the grille (Fig. 5-2)
• With the gauge
3
supplied with this kit, adjust and check the positioning of the unit
relative to the ceiling. If the unit is not properly positioned relative to the ceiling, it
may allow air leaks or cause condensation to collect.
• Make sure that the opening in the ceiling is within the following tolerances:
860
×
860 - 910
×
910
• Make sure that step A is performed within 17-22 mm. Damage could result by fail-
ing to adhere to this range.
A
Main unit
B
Ceiling
C
Gauge
3
(inserted into the unit)
D
Ceiling opening dimensions
5.2.1. Removing the intake grille (Fig. 5-3)
• Slide the levers in the direction indicated by the arrow
1
to open the intake grille.
• Unlatch the hook that secures the grille.
* Do not unlatch the hook for the intake grille.
• With the intake grille in the “open” position, remove the hinge of the intake grille
from the grille as indicated by the arrow
2
.
5.2.2. Removing the corner panel (Fig. 5-4)
• Remove the screw from the corner of the corner panel. Slide the corner panel as
indicated by the arrow
1
to remove the corner panel.
A
Intake grille
B
Grille
C
Intake grille levers
D
Grille hook
E
Hole for the grille’s hook
F
Corner panel
G
Screw
■
PLFY-P100, P125VAM
SWA
1
2
3
SWB
Standard
High ceiling
1
High ceiling
2
4
4 direction
3.2 m
3.6 m
4.2 m
3
3 direction
3.6 m
4.0 m
4.2 m
2
2 direction
4.0 m
4.2 m
–
4.6. Types of control cables
1. Wiring transmission cables: Shielding wire CVVS or CPEVS
• Cable diameter : More than 1.25 mm
2
2. M-NET Remote control cables
Kind of remote control cable Shielding wire MVVS
Cable diameter
More than 0.5 to 1.25 mm
2
Remarks
When 10 m is exceeded, use cable with the same
specifications as transmission line wiring.
3. MA Remote control cables
Kind of remote control cable 2-core cable (unshielded)
Cable diameter
0.3 to 1.25 mm
2
Fig. 5-4
