4 EnglishRegarding places for installation• Is the air conditioner installed at a well-venti-lated place where there are no obstaclesaround?• Do not use the air conditioner in the followingplaces.a.Filled with much mineral oil such as cutting oilb.Where there is much salt such as a beach areac.Where sulfured gas exists such as a hot-springresortd.Where there are considerable voltage fluctua-tions such as a factory or plante.Vehicles and vesselsf .Where there is much spray of oil and vaporsuch as a cookery, etc.g.Where there are machines generating electro-magnetic wavesh.Filled with acid and/or alkaline steam or vapor• Is a snow protection measure taken?For details, consult your dealer.Regarding wiring• All wiring must be performed by an authorizedelectrician.To do wiring, ask your dealer. Never do it by yourself.• Make sure that a separate power supply circuitis provided for this air conditioner and that allelectrical work is carried out by qualified per-sonnel according to local laws and regulations.Pay attention to running noises, too• Are the following places selected?a. A place that can sufficiently withstand theweight of the air conditioner with less runningnoises and vibrations.b. A place where the hot wind discharged from theair outlet of the outdoor unit and the runningnoises.• Are you sure that there are no obstacles nearthe air outlet of the outdoor unit?Such obstacles may result in declined perfor-mance and increased running noises.• If abnormal noises occur in use, stop the oper-ation of the air conditioner, consult your dealer.Regarding drainage of drain piping• Is the drain piping executed to perform com-plete drainage?If proper drainage is not carried out from the out-door drain pipes during air-conditioning operation,chances are that dust and dirt are clogged in thepipe. This may result in a water leakage from theindoor unit. Under such circumstances, stop theoperation of the air conditioner, and then consultyour dealer or our service station.4. INSTALLATION SITERead the operation manual that came withthe remote controller.• Operating procedure varies with heat pump typeand cooling only type. Contact your Daikin dealerto confirm your system type.• To protect the unit, turn on the main power switch6 hours before operation.• If the main power supply is turned off during oper-ation, operation will restart automatically after thepower turns back on again.[EXPLANATION OF HEATING OPERATION]DEFROST OPERATION• As the frost on the coil of an outdoor unit increase,heating effect decreases and the system goesinto DEFROST OPERATION.• The indoor unit fan stops and the remote control-ler display shows “ ”.• After 6 to 8 minutes (maximum 10 minutes) ofDEFROST OPERATION, the system returns toHEATING OPERATION.Regarding outside air temperature and heat-ing capacity• The heating capacity of the air conditionerdeclines as the outside air temperature falls. Insuch a case, use the air conditioner in combina-tion with other heating systems.• A warm air circulating system is employed, andtherefore it takes some time until the entire roomis warmed up after the start of operation.• An indoor fan runs to discharge a gentle windautomatically until the temperature inside the airconditioner reaches a certain level. At this time,the remote controller displays “ ”. Leave itas it stands and wait for a while.• When the warm air stays under the ceiling andyour feet are cold, we recommend that you use acirculator (a fan to circulate the air inside theroom). For details, consult your dealer.AIR FLOW DIRECTION ADJUST• There are 2 ways of adjusting the air dischargeangle.5. OPERATION PROCEDUREA. Up and down adjustmentB. Left and right direction