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COOL/HEAT mode lock
TheCOOL/HEATmodelockrequiresinitialprogrammingduringinstallation.Pleaseconsultyourauthorizeddealerfor
assistance.TheCOOL/HEATmodelocksetstheunitforciblytoeitherCOOLorHEAToperation.Thisfunctionisconvenient
when you wish to set all indoor units connected to the multi system to the same operation mode.
NOTE
•TheCOOL/HEATmodelockcannotbeactivatedtogetherwiththepriorityroomsetting.
Priority room setting
Thepriorityroomsettingrequiresinitialprogrammingduringinstallation.Pleaseconsultyourauthorizeddealerforassistance.
Theroomdesignatedasthepriorityroomtakespriorityinthefollowingsituations.
Operation mode priority
•Astheoperationmodeofthepriorityroomtakesprecedence,youcanselectadifferentoperationmodefromother
rooms.
[Example]
•RoomAisthepriorityroominthisexample.
WhenCOOLoperationisselectedinroomAwhileoperatingthefollowingmodesinroomB,CandD:
Operation mode in room B, C and D Status of room B, C and D when the unit in room A is in COOL operation
COOLorDRYorFAN
The current operation mode is maintained.
HEAT
Theunitentersthestandbymode.OperationresumeswhentheroomAunitstopsoperating.
AUTO
IftheunitissettoCOOLoperation,itcontinues.IftheunitissettoHEAToperation,itentersthe
standbymode.OperationresumeswhentheroomAunitstopsoperating.
Priority when SUPER POWERFUL / HEAT PLUS operation is used
(HEAT PLUS function unavailable in the CDXP, CDXM series)
[Example]
•RoomAisthepriorityroominthisexample.
TheindoorunitsinroomsA,B,CandDarealloperating.IftheunitinroomAentersSUPERPOWERFUL/HEATPLUS
operation,operationcapacitywillbeconcentratedinroomA.Insuchacase,thecooling(heating)efciencyoftheunits
in room B, C and D may be slightly reduced.
Priority when OUTDOOR UNIT QUIET operation is used
[Example]
•RoomAisthepriorityroominthisexample.
JustbysettingtheunitinroomAtoQUIEToperation,theairconditionerstartsOUTDOORUNITQUIEToperation.
YoudonothavetosetalltheindoorunitsinoperationtoOUTDOORUNITQUIEToperation.
Multi Connection
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