English 1CONTENTSILLUSTRATION ................................................... [1]1. WHAT TO DO BEFORE OPERATION .......... 12. SAFETY CONSIDERATIONS........................ 13. OPERATION RANGE .................................... 34. INSTALLATION SITE .................................... 35. OPERATION PROCEDURE .......................... 46. OPTIMUM OPERATION ................................ 57. MAINTENANCE(FOR SERVICE PERSONNEL) ..................... 58. NOT MALFUNCTION OF THE AIRCONDITIONER .............................................. 79. TROUBLE SHOOTING .................................. 7Important information regarding the refrig-erant usedThis product contains fluorinated greenhouse gasescovered by the Kyoto Protocol.Refrigerant type : R410AGWP(1)value : 1975(1)GWP = global warming potentialPeriodical inspections for refrigerant leaks may berequired depending on European or local legislation.Please contact your local dealer for more information.This operation manual is for the following systems withstandard control. Before initiating operation, contactyour Daikin dealer for the operation that correspondsto your system.NOTE• Read the operation manual that came with theremote controller you are using.If your installation has a customized control system,ask your Daikin dealer for the operation that corre-sponds to your system.• Heat pump typeThis system provides cooling, heating, automatic,program dry, and fan operation modes.1. WHAT TO DO BEFORE OPERA-TIONIndoor unitOutdoor unitUnit withremotecontrollerUnit without romotecontroller(When used assimultaneousoperation system)• Cooling only typeThis system provides cooling, program dry, andfan operation modes.PRECAUTIONS FOR GROUP CONTROLSYSTEM OR TWO REMOTE CONTROLLERCONTROL SYSTEMThis system provides two other control systemsbeside individual control (one remote controller con-trols one indoor unit) system. Confirm the following ifyour unit is of the following control system type.• Group control systemOne remote controller controls up to 16 indoor units.All indoor units are equally set.• Two remote controller control systemTwo remote controllers control one indoor unit (In caseof group control system, one group of indoor units)The unit is individually operated.NOTE• Contact your Daikin dealer in case of changingthe combination or setting of group control andtwo remote controller control systems.Refer to figure on page [1]We recommend that you read this instruction man-ual carefully before use to gain full advantage of thefunction of the air conditioner, and to avoid malfunc-tion due to mishandling.This air conditioner comes under the term “appli-ances not accesible to the general public”.Names and functions of partsa Indoor unitb Outdoor unitc Remote controllerd Inlet aire Discharged airf Air outletg Air flow flap (at air outlet)h Refrigerant piping, connection electric wirei Drain pipej Air inletThe built-in air filter removes dust and dirt.kGround wireWire to ground from the outdoor unit to pre-vent electrical shocks.2. SAFETY CONSIDERATIONS