LG UUA1 Series Owner's Manual page 19

Synchro Combination table
IDU : INDOOR UNIT
ODU : OUTDOOR UNIT
BD : BRANACH
DISTRIBUTOR UNIT
REMO : WIRED REMOTE
CONTROLLER
MODEL
CT18F * 2
UUD1 / UUD3 CT24F * 2
UT30F * 2
BD unit
Simple central
controller**
NOTE
** When using synchro operation,
• Do not use wireless remote controller.
• Use only one wired remote controller in the indoor units.
• Use central controller and function controller "PQCSZ250S0" only.
Possible combination of indoor units
Duo
ODU
BD
IDU IDU
REMO
Cassette Duct
CM18F * 2
CM24F * 2
UM30F *2
PMUB11A
INSTALLATION OF OUTDOOR UNIT
Synchro
Trio
ODU
BD
IDU IDU IDU
REMO
Cassette Duct
CT12F * 3 CL12F * 3
CT18F * 3 CM18F * 3
PMUB111A
PQCSZ250S0
Quartet
ODU
BD
IDU IDU IDU IDU
REMO
Cassette Duct
CT12F * 4 CL12F *4
PMUB1111A
19