Install the Panel
Indoor unit
Ceiling
Air outlet vent
Decorative panel
0.2in(5mm) to 0.3in(8mm)
Sealing material
1.
Remove the filter access panel to access the fasteners.
2. Tighten the 4 fasteners under the return grille to secure the panel to the cassette body.
3. Tighten the fasteners until the thickness of the foam between the panel and the indoor unit is
compressed to 0.2-0.3 inches (5-8mm).
4. Check for gaps and uneven spacing around all edges of the panel.
Note:
Improper or uneven tightening of the screws may cause gap problems between the panel and the
ceiling, resulting in air leaks and condensation.
Air leak
Air leak from ceiling
Water condensatation, water drop
If a gap still exists between the ceiling and decorative panel after tightening the screws, readjust
the height of the indoor unit, as shown below. After adjusting, make sure no gap is left between
the ceiling and the panel.
Gaps are not allowed
24
Cassette Unit
