4OPERATION CONDITION• For safety, be sure to turn the air conditioner off and also to disconnect thepower before cleaning or servicing.• Pull off the power plug from a receptacle, or switch off the breaker, or switchoff the power disconnecting mean to isolate the air conditioner from themain power supply in case of emergency.• Do not turn the air conditioner on and off from the power mains switch. Use the ON/OFF operation button.• Do not stick anything into the air outlet of the outdoor unit.This is dangerous because the fan is rotating at high speed.• Do not touch the air inlet or the sharp aluminumfins of the outdoor unit. You may get injured.• Keep the fire alarm and the air outlet at least5 feet (1.5 m) away from the unit.• Do not let children play with the air conditioner.• Do not cool or heat the room too much if babies or invalids are present.• Do not sit or step on the unit.You may fall down accidentally.• Do not stick any objectinto the FAN CASE.You may be injured andthe unit may be damaged.The compressor may occasionally stop during thunderstorms.This is not a mechanical failure. The unit automatically recovers after a few minutes.Use this air conditioner under the following temperature range.3 way system2 way systemMini VRF system* DBT: Dry bulb temperature* WBT: Wet bulb temperatureTemperature range (°F/°C) Indoor Outdoor*DBT *WBT *DBT *WBTHeating & Cooling Max. 86/30 –/– 75/24 64/17.8Min. 59/15 –/– 14/-10 14/-10Cooling Max. 90/32 77/25 115/46 –/–Min. 64/17.8 57/14 14/-10 –/–Heating Max. 86/30 –/– 75/24 64/17.8Min. 61/16 –/– -4/-20 -4/-20Temperature range (°F/°C) Indoor Outdoor*DBT *WBT *DBT *WBTCooling Max. 90/32 77/25 122/50 –/–Min. 64/17.8 57/14 14/-10 –/–Heating Max. 86/30 –/– 75/24 64/17.8Min. 61/16 –/– -4/-20 -4/-20Temperature range (°F/°C) Indoor Outdoor*DBT *WBT *DBT *WBTCooling Max. 90/32 77/25 115/46 –/–Min. 64/17.8 57/14 14/-10 –/–Heating Max. 86/30 –/– 75/24 64/17.8Min. 61/16 –/– -4/-20 -4/-20