ー 48 ーOperating Instructions Intelligent Controller4Simple guide to featuresThis guide only shows the main features.Operations on the indoor unitWhat you want to do Title PageTo change the settings on the indoor unit Changing the settings on the indoor unit 26To change the operating mode Changing the settings on the indoor unit 26To change the set temperature Changing the settings on the indoor unit 26To reset the filter sign Checking the settings on the indoor unit 25To change the airflow direction and fan speed Changing the settings on the indoor unit 26To prevent operation by remote controllers Changing the settings on the indoor unit 26Checking the operating statusWhat you want to do Title PageTo check the operational status of the indoor units you are managing Checking the operational status of indoor units 28To check the current alarms Checking on current alarms 35To check alarm history Checking the alarm logs 58To check the current or past cumulative times Checking the list of accumulated values on the indoor unit 65To check the current or past distribution ratios Checking distribution data in a list 72SettingsWhat you want to do Title PageTo change the name of an indoor unit Basic settings on the indoor unit 141To change the name of the area group Changing the name of the area group 153To adjust the date or time Setting the date and time 178To operate an indoor unit according to a schedule Setting a schedule 39To adjust the brightness of the screen Setting the screen display and volume for this unit 173To adjust the sound of the buzzer Setting the screen display and volume for this unit 173MiscellaneousWhat you want to do Title PageTo backup data (settings, cumulative values, distribution data, etc.) to a USBmemory deviceBacking up data 130To show the operating times, temperature changes, and other information ingraphsDisplaying data in graphs 1055Safety precautionsWARNING CAUTIONThis symbol refers to a hazard or unsafepractice which can result in severe personalinjury or death.This symbol refers to a hazard or unsafepractice which can result in personal injury orproduct or property damage.Matters to be observed Prohibited mattersWARNINGDo not use this appliance in a potentially explosive atmosphere.In case of malfunction of this appliance, do not repair by yourself. Contact the sales orservice dealer for repair.In case of emergency, remove the power plug from the socket or switch off thecircuit breaker or the means by which the system is isolated from the mainspower.CAUTIONThis appliance is intended to be used by expert or trained users in shops, in lightindustry and on farms, or for commercial use by lay persons.This appliance can be used by children aged from 8 years and above and persons withreduced physical, sensory or mental capabilities or lack of experience and knowledgeif they have been given supervision or instruction concerning use of the appliance in asafe way and understand the hazards involved.y Do not operate with wet hands.y Do not wash with water.