2Indoor unit installation;Outdoor unit installation;Install the refrigerant pipe;Connect the drain pipe ;Electric wiring work;Test operation.Twins function;If the refrigerant leaks during installation, ventilate the areaimmediately.Toxic gas may be produced if the refrigerant comes into theplace contacting with fire.The temperature of refrigerant circuit will be high, please keepthe interconnection cable away from the copper tube.After completing the installation work, check that the refrigerantdoes not leak.Toxic gas may be produced if the refrigerant leaks into theroom and comes into contact with a source of fire, such as afan heater, stove or cooker.Ground the air conditioner.Do not connect the ground wire to gas or water pipes, lightningrod or a telephone ground wire.Inappropriate grounding mayresult in electric shocks.Be sure to install an earth leakage breaker.Failure to install an earth leakage breaker may result in electricshocks.Connect the outdoor unit wires , then connect the indoor unitwires.You are not allowed to connect the air conditioner with thepower supply until the wiring and piping is done.While following the instructions in this installation manual, installdrain piping in order to ensure proper drainage and insulatepiping in order to prevent condensation.Improper drain piping may result in water leakage and propertydamage.Install the indoor and outdoor units, power supply wiring andconnecting wires should be at least 1 meter away fromtelevisions or radios in order to prevent image interference ornoise.Depending on the radio waves, a distance of 1 meter may notbe sufficient enough to eliminate the noise.The appliance is not intended for use by young children orinfirm persons without supervision.Don't install the air conditioner in the following circumstance:The appliance shall be installed in accordance with nationalwiring regulations.Do not operate your air conditioner in a wet room such as abathroom or laundry room.An all-pole disconnection device which has at least 3mmclearances in all poles , and have a leakage current that mayexceed 10mA, the residual current device (RCD) having a ratedresidual operating current not exceeding 30mA, anddisconnection must be incorporated in the fixed wiring inaccordance with the wiring rules.CAUTIONThere is petrolatum existing.There is salty air surrounding (near the coast).There is caustic gas (the sulfide, for example) existingin the air (near a hot spring).The Volt vibrates violently (in the factories).In buses or cabinets.In kitchen where it is full of oil gas.There is strong electromagnetic wave existing.There are inflammable materials or gas.There is acid or alkaline liquid evaporating.Other special conditions.To install properly, please read this "installation manual" atfirst.The air conditioner must be installed by qualified persons.When installing the indoor unit or its tubing, please followthis manual as strictly as possible.If the air conditioner is installed on a metal part of thebuilding, it must be electrically insulated according to therelevant standards to electrical appliances.When all the installation work is finished, please turn onthe power only after a thorough check.Regret for no further announcement if there is any changeof this manual caused by product improvement.INSTALLATION INFORMATIONINSTALLATION ORDER4 kaisai.com