System Control; Installing The Grille - Mitsubishi Electric PLA-A12BA4 Installation Manual

8. System control

Refer to the outdoor unit installation manual.

9. Installing the grille

Fig. 9-1
Fig. 9-2
Fig. 9-3
Fig. 9-4
4-directional
One pattern:
Factory setting
Blowout
direction
patterns
2-directional
6 patterns:
Two air outlet fully closed
Blowout
direction
patterns
Table 1
Fig. 9-5
9.1. Checking the contents (Fig. 9-1)
• This kit contains this manual and the following parts.
9.2. Preparing to attach the grille (Fig. 9-2)
• With the gauge
• Make sure that the opening in the ceiling is within the following tolerances:
• Make sure that A is performed within 17-22 mm, 11/16-7/8 inch. Damage could
(inch)
9.2.1. Removing the intake grille (Fig. 9-3)
• Slide the levers in the direction indicated by the arrows
• Unlatch the hook that secures the grille.
• With the intake grille in the "open" position, remove the hinge of the intake grille
9.2.2. Removing the corner panel (Fig. 9-4)
• Remove the screw from the corner of the corner panel. Slide the corner panel as
9.3. Selection of the air outlets
For this grille the discharge direction is available in 11 patterns. Also, by setting the
wired remote controller to the appropriate settings, you can adjust the air-fl ow and
3-directional
speed. Select the required settings from the Table 1 according to the location in
4 patterns:
which you want to install the unit.
One air outlet fully closed
1) Decide on the discharge direction pattern.
2) Be sure to set the wired remote controller to the appropriate settings according
Note:
For 3 and 2-directional, please use the air outlet shutter plate (option).
9.4. Installing the grille
9.4.1. Preparations (Fig. 9-5)
• Install the two enclosed screws with washer
(inch)
Main unit
Screw with
captive washer
Accessory name
Grille
Screw with captive washer
Gauge
Fastener
Screw
Screw
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 ceil-
ing, it may allow air leaks or cause condensation to collect.
860×860 - 910×910 mm, 33-7/8×33-7/8 to 35-13/16×35-13/16 inch.
result by failing to adhere to this range.
Main unit
Ceiling
Gauge (inserted into the unit)
Ceiling opening dimensions
grille.
* Do not unlatch the hook for the intake grille.
from the grille as indicated by the arrows
indicated by the arrow to remove the corner panel.
[Fig.9-3] [Fig.9-4]
Intake grille
Grille
Intake grille levers
Grille hook
Hole for the grille's hook
Corner panel
Screw
Detail
to the number of air outlets and the height of the ceiling on which the unit will be
installed.
drain pipe area and at the opposite corner) as shown in the diagram.
Q'ty Remarks
1 950 × 950 (mm), 37-3/8 × 37-3/8 (inch)
4 M5 × 0.8 × 25
1 (Divided into four parts)
3
4 4 × 8
1 4 × 12
to open the intake
.
in the main unit (at the corner
13