4Safety precautionsBefore using your new air conditioner, please read this manual thoroughly to ensure that you know how to safely andefficiently operate the extensive features and functions of your new appliance.Because the following operating instructions cover various models, the characteristics of your air conditioner may differslightly from those described in this manual. If you have any questions, call your nearest contact center or find help andinformation online at www.samsung.com.Important safety symbols and precautions:WARNING Hazards or unsafe practices that may result in severe personal injury or death.CAUTION Hazards or unsafe practices that may result in minor personal injury or property damage.Follow directions.Do NOT attempt.Make sure the machine is grounded to prevent electric shock.Unplug the power plug from the wall socket.Do NOT disassemble.FOR INSTALLATION WARNINGPlug the power cord into a wall socket with the power specifications of the product or higher and use the socketfor this appliance only. In addition, do not use an extension cord.X Sharing a wall socket with other appliances using a power strip or extending the power cord may result inelectric shock or fire.Do not use an electric transformer. It may result in electric shock or fire.X If the voltage/frequency/rated current condition is different, it may cause fire.The installation of this appliance must be performed by a qualified technician or service company.X Failing to do so may result in electric shock, fire, explosion, problems with the product, or injury.Install a switch and circuit breaker dedicated to the air conditioner.X Failing to do so may result in electric shock or fire.Never install the outdoor unit in a location such as on a high external wall where it could fall.X If the outdoor unit falls, it may result in injury, death or property damage.Fix the outdoor unit firmly so that the electric part of the outdoor unit is not exposed.X Failing to do so may result in electric shock or fire.Do not install this appliance near a heater, inflammable material. Do not install this appliance in a humid, oily ordusty location, in a location exposed to direct sunlight and water (rain drops). Do not install this appliance in alocation where gas may leak.X This may result in electric shock or fire.This appliance must be properly grounded. Do not ground the appliance to a gas pipe, plastic water pipe, ortelephone line.X Failure to do so may result in electric shock, fire, an explosion, or other problems with the product.X Never plug the power cord into a socket that is not grounded correctly and make sure that it is in accordancewith local and national codes.USING PARTS