1 EnglishCONTENTSILLUSTRATIONS .............................................. [1]1. WHAT TO DO BEFORE OPERATION ......... 12. SAFETY CONSIDERATIONS ...................... 13. OPERATION RANGE ................................... 54. INSTALLATION SITE ................................... 55. LABELS AND CORRESPONDINGFUNCTIONS OF THE REMOTECONTROLLER ............................................. 56. OPERATION PROCEDURE ........................ 67. OPTIMUM OPERATION .............................. 98. MAINTENANCE (FOR SERVICEPERSONNEL) ............................................ 109. MALFUNCTIONS NOT RELATED TOHEAT PUMP ............................................... 1210. TROUBLE SHOOTING .............................. 13WHAT TO DO BEFORE1.OPERATIONThis operation manual is for the following systemwith standard control. Before initiating operation,contact your dealer for the operation that corre-sponds to your system.Indoor unitOutdoor unitUnit withremote controllerOutdoor unitorNOTEIf the unit you purchased is controlled by the•wired remote controller (BRC1E71), refer to theoperation manual of the wired remote controller(BRC1E71).If your installation has a customized control sys-tem, ask your dealer for the operation that corre-sponds to your system.TWO REMOTE CONTROLLERS CONTROLSYSTEMConfi rm the following if your unit is the followingcontrol system type.Two remote controllers control system•Two remote controllers control one indoor unit.The unit is individually operated.NOTEContact your dealer in case of two remote con-•trollers control system.Names and functions of partsRefer to fi gure 2 on page [1]a Indoor unitb Outdoor unitc Remote controllerd Air inlete Discharged airf Air outletg Transmission wiringh Refrigerant pipingi Drain pipej Air inletThe built-in air fi lter removes dust and dirt.kGround wireWire to ground from the outdoor unit to pre-vent electrical shocks.SAFETY CONSIDERATIONS2.Read these “Safety Considerations for Operations”carefully before installing air conditioning or heatpump equipment. After completing the installation,make sure that the unit operates properly duringthe startup operation. Instruct the customer on howto operate and maintain the unit.Inform customers that they should store this Op-eration Manual with the Installation Manual forfuture reference.This air conditioner is classifi ed under “appliancesnot accessible to the general public”.