Mitsubishi Electric PLFY-P32VCM-E [7/18] Electrical work

Mitsubishi Electric PLFY-P15VCM-E [7/18] Electrical work
7
4. Electrical work
4.4. 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.
4.5. 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
5. Installing the grille
5.1. Check the grille accessories (Fig. 5-1)
The grille should be supplied with the following accessories.
Accessory name Qty Remark
1 Grille 1 650 × 650 (mm)
2 Screw with washer 4 M5 × 0.8 × 25 (mm)
3 Gauge 1
4 Fastener 2
5 Band 2
Fig. 5-1
1
45
2 3
Fig. 5-3
B
A
C
1
1
D
E
2
F
G
F
B
1
Fig. 5-4
5.2. Preparing to attach the grille (Fig. 5-2)
With the gauge supplied with this kit, adjust and check the positioning of the unit
relative to the ceiling. If the unit is not properly positioned in the ceiling, there may
be air leaks, condensation may form, or the up/down vanes may not operate cor-
rectly.
Make sure that the opening in the ceiling is within the following tolerances:
576 × 576 - 620 × 620
Make sure that step A is performed within 27-32 mm. Damage could result by fail-
ing to adhere to this range.
A Main unit
B Ceiling
C Gauge (Accessory)
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
Fig. 5-2
E Hole for the grilles hook
F Corner panel
G Screw

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