5Precautions for UseInstallation● This air conditioner must be installed properly by qualifiedinstallation technicians in accordance with the InstallationInstructions provided with the unit.● Before installation, check that the voltage of the electricsupply in your home or office is the same as the voltageshown on the nameplate.WARNINGAvoid the following locations for installation.● Locations where smoke or combustible gas exists.Also locations of extremely high temperature such as agreenhouse.● Locations where excessively high heat-generating objectsare placed.Attention:● Avoid installing the outdoor unit where salty sea water cansplash directly onto it or in sulphurous air near a spa.(To protect the air conditioner from heavy corrosion)Wiring● All wiring must conform to the local electrical codes.(Consult your dealer or a qualified electrician for details.)● Each unit must be properly grounded with a ground (orearth) wire or through the supply wiring.● Wiring must be done by a qualified electrician.Operation PreparationTurn the power mains on 5 hours beforethe start of operation.(For warm-up)● Leave the power mains ON for continuous use.ONTips for Energy Saving Avoid● Do not block the air intake and outlet of the unit.(If either is obstructed, the unit will not functionwell, causing malfunction.)● During cooling operation, use sunshades, blinds orcurtains to prevent direct sunlight from entering the room. Do● Always keep the air filter clean.(A clogged filter will impair the performance of the unit.)→ “Maintenance” (P.7)● To prevent conditioned air from escaping, keepwindows, doors and any other openings closed.NOTEPull off the power plug from a receptacle, or switch off thebreaker, or switch off the power disconnecting mean to isolatethe air conditioner from the main power supply when not inuse for a long time.Information for Users on Collection and Disposal ofOld Equipment and Used Batteries[Information on Disposal in other Countriesoutside the European Union]These symbols are only valid in the EuropeanUnion. If you wish to discard these items,please contact your local authorities or dealerand ask for the correct method of disposal.PbNote for the battery symbol (bottom twosymbol examples):This symbol might be used in combination witha chemical symbol. In this case it complieswith the requirement set by the Directive forthe chemical involved.PTW17_P07-T11600B (OI).indd 5PTW17_P07-T11600B (OI).indd 5 12/28/2017 2:09:11 PM12/28/2017 2:09:11 PM