AIR CONDITIONER OPERATING MANUAL Cassette type English Refer to the rating label with the serial number. MADE IN THAILAND KEEP THIS MANUAL FOR FUTURE REFERENCE 9381622023-02_OM_EN.indd 1 PART No.
OPERATING MANUAL PART No. 9381622023-02 Air Conditioner (Cassette type) CONTENTS SAFETY PRECAUTIONS....................................................... 1 NAME OF PARTS................................................................... 2 FEATURES AND FUNCTIONS.............................................. 2 PREPARATORY OPERATION............................................... 3 OPERATION........................................................................... 3 TIMER FUNCTIONS..........................
NAME OF PARTS Indoor unit KTimer and Clock indicator *1 These functions cannot be used. #1 Can be used if set correctly during installation. Please consult authorized service personnel when using this function. 1 FEATURES AND FUNCTIONS 2 Instructions relating to heating (*) are applicable only to Heating and Cooling model (Reverse Cycle). 3 VERTICAL AIR FLOW Comfortable airflow spread to every corner of the room by the wide vertical airflow.
To set the operation mode zzOperation mode setting Press the “MODE” button to set the operation mode. If Dry mode is selected, the fan speed will be set to Auto. (Auto) (Cool) (Dry) (Fan) (Heat*) zzRoom temperature setting )” buttons to set the room Press the “SET TEMP. ( temperature. PREPARATORY OPERATION Set the current day and time 1 2 Press the “TIMER MODE / CLOCK ADJUST” button for 2 seconds or more. The time indicator on the remote controller will flash.
TIMER FUNCTIONS WEEKLY TIMER Off timer Use this timer function to stop air conditioner operation. The timer operates and air conditioner operation stops after the set time has passed. The timer can be set up to 24 hours in advance. Weekly timer setting 1 Press the “TIMER MODE” button to select the Weekly timer. 2 3 Press the “TIMER SET” button for 2 seconds or more. On timer Use this timer function to start air conditioner operation.
To set the Day off (for a holiday) 1 During the Weekly timer mode, press the “TIMER SET” button for 2 seconds or more to set the day. 2 Select the day to set the Day off. 3 Press the “DAY / DAY OFF” button for 2 seconds or more to set the Day off. 4 Press the “TIMER SET” button for 2 seconds or more to complete the Day off setting. The 5 Repeat steps 3 and 4. To complete the Weekly timer settings, press the “TIMER SET” button for 2 seconds or more.
TEMPERATURE SET BACK TIMER Temperature set back timer setting 1 Press the “SET BACK” button to change to the Set back confirmation display. The Set back operating time and the set temperature will be displayed. If there is no existing Temperature set back setting, “- -” will be displayed for the temperature. 2 3 Press the “TIMER SET” button for 2 seconds or more. zzDay setting zzOperating time setting Temperature set back timer operation zzTo start Press the “SET BACK” button.
CLEANING AND CARE 5 Close the intake grille. CAUTION zzBefore cleaning the unit, be sure to stop the unit and disconnect the power supply. zzTurn off the electrical breaker. zzThe fan operates at high speed inside the unit, and could result in personal injury. zzBe careful not to drop the intake grille. zzAs filter cleaning involves high-altitude operation, please consult the professional technical service personnel. zzDo not expose the unit body to liquid insecticides or hairsprays.
OPERATING TIPS Instructions relating to heating (*) are applicable only to Heating and Cooling model (Reverse Cycle). Heating performance* zzThis air conditioner operates on the heat-pump principle, absorbing heat from outdoor air and transferring that heat indoors. As a result, the operating performance is reduced as outdoor air temperature drops. Also, please consult with your installation technician to ensure the unit is correctly sized for the room space required.
Heating and Cooling model (Reverse cycle): zzWhen Auto mode is first selected, the fan will operate at low speed for about a few minutes, during which time the indoor unit detects the room conditions and selects the proper operation mode.
SELF-DIAGNOSIS TROUBLESHOOTING When “Er” is displayed on the temperature indicator, inspection of the air conditioning system is necessary. Please consult authorized service personnel. Instructions relating to heating (*) are applicable only to Heating and Cooling model (Reverse Cycle). WARNING Unit number (usually “00”) Error code Example: Self-diagnosis check In the event of a malfunction (burning smell, etc.
Airflow is weak or stops * zzWhen Heating operation is started, fan speed is temporarily very low, to allow internal parts to warm up. * zzDuring Heating operation, if the room temperature rises above the thermostat setting, the outdoor unit will stop, and the indoor unit will operate at very low fan speed. If you wish to warm the room further, set the thermostat to a higher setting.
