31
Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.  
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
Figure 17:  Level the Ceiling Cassette Frame. 
INSTALLATION
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Hanging the Cassette Indoor Units
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Figure 15: Ceiling Opening / Hanging Bolt Locations for Four-Way Ceiling Cassette Indoor Units.
Ceiling board
Level gauge
Ceiling
Figure 16: Ceiling Opening and Threaded Rod Hangar Locations. 
Unit: Inch
20-23/64
18-5/32
20-19/32
22-7/16
12-9/16
23~26 (Ceiling Opening) 
23~26 (Ceiling Opening)
20-23/64
22-7/16
TR-TQ Frame
Unit: Inch
TA Frame
34-29/64
(Ceiling Opening)
30-63/64
(HangingBbolt)
26-59/64
(Hanging Bolt)
26-27/64
34-29/64 (Ceiling Opening)
33-5/64
Unit Size
33-5/64
Unit Size