Panasonic S-22ML1E5 Installation Instructions Manual

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Panasonic S-22ML1E5 Installation Instructions Manual Manual pdf 3 page image

2IMPORTANT!Please Read Before StartingThis air conditioning system meets strict safety andoperating standards. As the installer or service person,it is an important part of your job to install or service thesystem so it operates safely and efficiently.For safe installation and trouble-free operation, youmust:● Carefully read this instruction booklet before beginning.● Follow each installation or repair step exactly as shown.● Observe all local, state, and national electrical codes.● Pay close attention to all warning and caution noticesgiven in this manual.WARNINGThis symbol refers to a hazard or unsafepractice which can result in severepersonal injury or death.CAUTIONThis symbol refers to a hazard orunsafe practice which can result inpersonal injury or product or propertydamage.If Necessary, Get HelpThese instructions are all you need for most installationsites and maintenance conditions. If you require help for aspecial problem, contact our sales/service outlet or yourcertified dealer for additional instructions.In Case of Improper InstallationThe manufacturer shall in no way be responsible forimproper installation or maintenance service, includingfailure to follow the instructions in this document.SPECIAL PRECAUTIONSWARNING When WiringELECTRICAL SHOCK CAN CAUSESEVERE PERSONAL INJURY OR DEATH.ONLY A QUALIFIED, EXPERIENCEDELECTRICIAN SHOULD ATTEMPT TOWIRE THIS SYSTEM.• Do not supply power to the unit until all wiring and tubingare completed or reconnected and checked.• Highly dangerous electrical voltages are used in this system.Carefully refer to the wiring diagram and these instructionswhen wiring. Improper connections and inadequategrounding can cause accidental injury or death.• Ground the unit following local electrical codes.• Connect all wiring tightly. Loose wiring may causeoverheating at connection points and a possible firehazard.• Provide a power outlet to be used exclusively for eachunit, and a power supply disconnect, circuit breaker andearth leakage breaker for overcurrent protection shouldbe provided in the exclusive line.• Provide a power outlet exclusively for each unit, andfull disconnection means having a contact separationin all poles must be incorporated in the fixed wiring inaccordance with the wiring rules.• To prevent possible hazards from insulation failure,the unit must be grounded.When TransportingBe careful when picking up and moving the indoor andoutdoor units. Get a partner to help, and bend your kneeswhen lifting to reduce strain on your back. Sharp edges orthin aluminum fins on the air conditioner can cut your fingers.When Installing……In a RoomProperly insulate any tubing run inside a room to prevent“sweating” that can cause dripping and water damage towalls and floors.CAUTION Keep the fire alarm and the air outletat least 1.5 m away from the unit.…In Moist or Uneven LocationsUse a raised concrete pad or concrete blocks to providea solid, level foundation for the outdoor unit. This preventswater damage and abnormal vibration.…In an Area with High WindsSecurely anchor the outdoor unit down with bolts and ametal frame. Provide a suitable air baffle.…In a Snowy Area (for Heat Pump-type Systems)Install the outdoor unit on a raised platform that is higherthan drifting snow. Provide snow vents.When Connecting Refrigerant TubingWARNING• When performing piping work donot mix air except for specifiedrefrigerant (R410A) in refrigerationcycle. It causes capacity down, andrisk of explosion and injury due tohigh tension inside the refrigerantcycle.• Refrigerant gas leakage may causefire.• Ventilate the room well, in the event that is refrigerantgas leaks during the installation. Be careful not to allowcontact of the refrigerant gas with a flame as this willcause the generation of poisonous gas.• Keep all tubing runs as short as possible.• Use the flare method for connecting tubing.• Apply refrigerant lubricant to the matching surfaces of theflare and union tubes before connecting them, then tightenthe nut with a torque wrench for a leak-free connection.• Check carefully for leaks before starting the test run.• Do not leak refrigerant while piping work for aninstallation or re-installation, and while repairingrefrigeration parts.Handle liquid refrigerant carefully as it may causefrostbite.