3 User safety instructionsInstallation and operation manual6FXSN50~112A2VEBCO₂ Conveni-Pack: indoor unit4P602815-1F – 2021.073.2 Instructions for safe operationWARNINGDo NOT modify, disassemble, remove,reinstall or repair the unit yourself asincorrect dismantling or installationmay cause an electrical shock or fire.Contact your dealer.CAUTIONIf this unit is equipped with anelectrically powered safety measure,such as a CO2 refrigerant leak detector(field supply), in order to be effective,the unit must be electrically powered atall times after installation, except forshort service periods.CAUTION▪ NEVER touch the internal parts of thecontroller.▪ Do NOT remove the front panel.Some parts inside are dangerous totouch and appliance problems mayhappen. For checking and adjustingthe internal parts, contact yourdealer.WARNINGThis unit contains electrical and hotparts.WARNINGBefore operating the unit, be sure theinstallation has been carried outcorrectly by an installer.CAUTIONIt is unhealthy to expose your body tothe air flow for a long time.CAUTIONTo avoid oxygen deficiency, ventilatethe room sufficiently if equipment withburner is used together with thesystem.CAUTIONDo NOT operate the system whenusing a room fumigation-typeinsecticide. Chemicals could collect inthe unit, and endanger the health ofpeople who are hypersensitive tochemicals.CAUTIONNEVER expose little children, plants oranimals directly to the airflow.WARNINGDo NOT place a flammable spraybottle near the air conditioner and doNOT use sprays near the unit. Doingso may result in a fire.Maintenance and service (see "7 Maintenance andservice" [49])WARNING: System containsrefrigerant under very highpressure.The system MUST be serviced byqualified persons ONLY.CAUTION: Pay attention to the fan!It is dangerous to inspect the unit whilethe fan is running.Make sure to turn OFF the main switchbefore executing any maintenancetask.CAUTIONDo NOT insert fingers, rods or otherobjects into the air inlet or outlet. Whenthe fan is rotating at high speed, it willcause injury.WARNINGNEVER replace a fuse with a fuse of awrong ampere ratings or other wireswhen a fuse blows out. Use of wire orcopper wire may cause the unit tobreak down or cause a fire.CAUTIONAfter a long use, check the unit standand fitting for damage. If damaged, theunit may fall and result in injury.CAUTIONBefore accessing terminal devices,make sure to interrupt all power supply.