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Installation Manual
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ELECTRICAL WIRING
Decorative Grille Kit Installation 
Screw
Filter 
Grille 
Retainer
Arm
Filter
Guide
9
10
CN-VANE 1,2
CN-DISPLAY
8
11
Filter 
Grille 
Retainer
rm
Figure 57: Installing the Decoration Grille Kit.
1.  Remove the packaging and paper template, take out air inlet 
grille from the front panel (1A), and then remove the corner cov-
ers of the panel (1B). 
2.  Attach the panel to the indoor frame by inserting the hooks as 
shown (2).  
3.  Attach two screws on diagonal corners of each panel, but do 
not tighten completely (3). The screws to attach the panel to the 
indoor unit frame are factory-provided and can be found in the 
shipping box.  
4.  Verify the panel is aligned with the ceiling. Adjust the height 
by using the hanging bolts as shown (4). Attach the other two 
screws, and then tighten all four screws until panel is secure. 
5.  Attach the corner covers (5). 
6.  Unscrew the two screws holding the control panel cover (6).  
7.  Connect the one display connector (CN-DISP) and the two vane 
control connectors (CN-VANE1, CN-VANE2) of the front panel to 
the indoor unit PCB (7). 
8.  Reattach the control box cover (8). Attach the filter grille retainer 
arm (inclusion dependent on model) on the front panel as shown 
(9). The filter grille retainer arm is supplied in the front panel ship-
ping package.  
9.  Attach the other side of the filter grille retainer arm on the filter 
guide of the air inlet grille (10), then install the filter and the air 
inlet grille on the front panel (11). 
Indoor Unit
Decoration panel
Insulation should fit tightly so that 
cool air does not leak
Ceiling
Tile
Note:
Decoration grille (required; sold separately) must be installed properly; cool air will leak from any gaps found between the indoor unit frame and the 
decoration panel, which will cause condensation to generate.
Finalizing Indoor Unit Installation—Installing the Decoration Grille Kit 
Figure 58: Ensure that no gaps are present between the 
indoor unit frame and the decoration grille.