User manual PANASONIC U-20GF2E5

[. . . ] As the unit does not easily frost, defrosting operations are infrequent even on very cold days, allowing the unit to provide stable and continuous heating. As the electric power consumption is about 1 kW, this leads to be less received power equipment. However, as with a car engine, periodical inspections by a specialist are for ef?cient use needed for a comfortable operation. Please make sure you have these periodical inspections. PLEASE ENSURE YOU SIGN UP FOR A REGULAR CHECK UP CONTRACT In order to have a comfortable operation of GHP for a long period, periodical inspections are necessary. [. . . ] Note: Should dust or dirt collect on the ?n of heater exchanger of either the indoor unit or outdoor unit this will result in loss of ef?ciency. After consulting with your dealer or service center please remove the dirt and dust and wash the heat exchanger. EN - 4 000_Instrallation_All. indb 4 2012/03/05 13:18:30 SAFETY PRECAUTIONS Before operating the unit, please be sure to read the SAFETY PRECAUTIONS: Listed below are two types of precautions, one is a WARNING and the other is a Please be sure to obey these instructions for safety sake. The expressions have the following meanings. CAUTION. WARNING CAUTION This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death. This symbol refers to a hazard or unsafe practice which can result in personal injury or product or property damage. ?Refers to something that is ?FORBIDDEN?. Refers to advices that should be followed. PRECAUTIONS BEFORE USE WARNING Do NOT install the equipment yourself. Please ask your dealer or a specialist to install the equipment. If you improperly install it by yourself, it might lead to an Ask for the electrical shock, ?re and water leakage equipment to be and so on. installed Con?rm the kind of gas you use. If you use the wrong kind of gas, it might lead to incomplete combustion and be the cause of gas poisoning. Con?rm the gas kind. Check the kind of gas Con?rm that the exhaust drain from the outdoor unit and the drain water from the indoor unit is not commonly connected. If these are the common pipes, then exhaust gas could leak into the room and be the cause of poisoning. Con?rm the Check the drains drains are separate. Con?rm that each unit has an exclusive electric circuit. If you use other electrical equipment(s) on the same circuit, then you may blow a fuse or cause secondary damage to equipment. Con?rm the electric circuit. Check the electric circuit In the rare possibility of a leak of refrigerant. Be sure to buy Panasonic speci?ed equipment. If the equipment is installed in a small room, steps must be taken to ensure the rare possibility that leakage of the It is necessary to refrigerant does not exceed a certain limit. limit the amount Before installation, consult with your of leakage of the dealer about this certain limit. emergency when the refrigerant leaks, it may cause an accident due to lack of oxygen in the air. If you buy separate equipment such as an air cleaner or a humidi?er (in case of ?tting inside the unit), please be sure to buy only Panasonic speci?ed products. And ask a specialist dealer to install it. If you improperly install the equipment by yourself, it may lead to an electric shock, ?re or water leakage and so forth. Please buy Panasonic speci?ed equipment. Please buy Panasonic speci?ed equipment. Check with a dealer or professional service provider that the speci?ed refrigerant is used. Check refrigerant Using a refrigerant other than speci?ed may result in equipment failure, burst or injury. EN - 5 000_Instrallation_All. indb 5 2012/03/05 13:18:30 EN ?Please keep this manual in an easy to reach place so the operator can easily refer to it. If the operator should change, please be sure to hand over this manual for him to read. SAFETY PRECAUTIONS CAUTION Please be sure to install the outdoor unit where there is no volatile or in?ammable material. Please ascertain there is no occurrence, in?ux or collection of in?ammable or volatile gases in the area surrounding the place you install your outdoor unit. If you do not do this, it may cause a ?re. Check the condition of grounding work. Do not connect the ground wire to any gas pipes, water pipes, lightening rods or telephone ground wires. [. . . ] Please do not use the equipment where there are things which require special preservation such as food stuffs, animals, precision instruments and works of art. If a power failure occurs during operation, the unit will stop and remain stopped. To restart the operation after power is supplied, follow the start operations again. About the ?Oil Check?display on the remote controller The oil check mark blinks to remote control when the operating hour of the gas engine becomes prescribed time. [. . . ]