SPLIT-TYPE AIR CONDITIONERS INDOOR UNIT MSZ-GL25VGD MSZ-GL35VGD MSZ-GL42VGD MSZ-GL50VGD MSZ-GL60VGD MSZ-GL71VGD MSZ-GL80VGD For user OPERATING INSTRUCTIONS • To use this unit correctly and safely, be sure to read these operating instructions before use. JG79A991H01_Cover.
● OPERATING INSTRUCTIONS ● CONTENTS ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ SAFETY PRECAUTIONS NAME OF EACH PART PREPARATION BEFORE OPERATION SELECTING OPERATION MODES FAN SPEED AND AIRFLOW DIRECTION ADJUSTMENT LONG OPERATION POWERFUL OPERATION I-SAVE OPERATION ECONO COOL OPERATION TIMER OPERATION (ON/OFF TIMER) WEEKLY TIMER OPERATION DEMAND RESPONSE AND INDOOR UNIT OPERATION CLEANING WHEN YOU THINK THAT TROUBLE HAS OCCURRED WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME INSTALLATION PLACE AND
SAFETY PRECAUTIONS WARNING When the air conditioner does not cool or heat, there is a possibility of refrigerant leakage. If any refrigerant leakage is found, stop operations and ventilate the room well and consult your dealer immediately. If a repair involves recharging the unit with refrigerant, ask the service technician for details. • The refrigerant used in the air conditioner is not harmful. Normally, it does not leak.
● OPERATING INSTRUCTIONS ● NAME OF EACH PART Indoor unit Remote controller Heat exchanger Front panel Signal transmitting section Distance of signal : About 6 m Air inlet Air filter Air cleaning filter (Anti-Allergy Enzyme Filter) Air outlet Operation display section Fan Vertical vane Fan guard Temperature buttons Page 5 Operation select button Page 5 ECONO COOL button Page 8 Horizontal vane Display section Remote control receiving section Operation indicator lamp Emergency Emer
PREPARATION BEFORE OPERATION Before operation: Insert the power supply plug into the power outlet and/or turn the breaker on. Installing the remote controller batteries 4. 1. Press RESET. Remove the front lid. 2. 3. Insert the negative pole of AAA alkaline batteries first. Install the front lid. • Make sure the polarity of the batteries is correct. • Do not use manganese batteries and leaking batteries. The remote controller could malfunction. • Do not use rechargeable batteries.
● OPERATING INSTRUCTIONS ● SELECTING OPERATION MODES AUTO mode (Auto change over) The unit selects the operation mode according to the difference between the room temperature and the set temperature. During AUTO mode, the unit changes mode (COOL↔HEAT) when the room temperature is 2°C away from the set temperature for more than 15 minutes. Note: Auto Mode is not recommended if this indoor unit is connected to a MXZ type outdoor unit.
FAN SPEED AND AIRFLOW DIRECTION ADJUSTMENT Press to select fan speed. Each press changes fan speed in the following order: (AUTO) (Quiet) (Low) (Med.) (High) (Super High) Press to select fan speed. Each press changes fan speed in the following order: (AUTO) (Quiet) (Low) (Med.) (High) (Super High) • Two short beeps are heard from the indoor unit when set to AUTO. • Use higher fan speed to cool/heat the room more powerfully.
● OPERATING INSTRUCTIONS ● LONG OPERATION I-SAVE OPERATION 1 Press to start LONG operation. • Fan speed increases and the horizontal vane moves to the position for LONG mode. • Air reaches to longer distance. Press again to cancel LONG operation. • LONG operation is cancelled when the OFF/ON, VANE, or ECONO COOL button is pressed. POWERFUL OPERATION Press during COOL or HEAT mode Page 5 to start POWERFUL operation.
ECONO COOL OPERATION Press during COOL mode page 5 to start ECONO COOL operation. The unit performs swing operation vertically in various cycles according to the temperature of airflow. Press again to cancel ECONO COOL operation. • ECONO COOL operation is canceled when the VANE, LONG, or POWERFUL button is pressed. What is “ECONO COOL”? Swing airflow (change of air flow) makes you feel cooler than stationary airflow.
● OPERATING INSTRUCTIONS ● WEEKLY TIMER OPERATION • A maximum of 4 ON or OFF timers can be set for individual days of the week. • A maximum of 28 ON or OFF timers can be set for a week. 3 Press , , and to set ON/OFF, time, and temperature. E.g. : [ON], [6:00] and [24°C] are selected. Pressing selects ON/OFF timer. Note: Pressing deletes timer setting. The simple ON/OFF timer setting is available while the weekly timer is on.
DEMAND RESPONSE AND INDOOR UNIT OPERATION Demand response This unit has demand response capability which is compliant with AS/NZS 4755.3.1. To activate this function, you need to make a contract with remote agents such as electric supply company, then this unit should be connected to Demand response enabling devise (DRED). For further information, consult your dealer.
● OPERATING INSTRUCTIONS ● CLEANING Instructions: • Switch off the power supply or turn off the breaker before cleaning. • Be careful not to touch the metal parts with your hands. • Do not use benzine, thinner, polishing powder, or insecticide. • Use only diluted mild detergents. • Do not expose parts to direct sunlight, heat, or fire to dry. • Do not use water hotter than 50°C. Air cleaning filter (Anti-Allergy Enzyme Filter) Back side of air filter Clean every 3 months: • Remove dirt by a vacuum cleaner.
WHEN YOU THINK THAT TROUBLE HAS OCCURRED Even if these items are checked, when the unit does not recover from the trouble, stop using the air conditioner and consult your dealer. Symptom Explanation & Check points Indoor Unit The unit cannot be operated. • Is the breaker turned on? • Is the power supply plug connected? • Is the ON timer set? Page 8 All LED lamps on the indoor unit are blinking. • Are the horizontal vanes installed correctly? Page 11 The horizontal vane does not move.
● OPERATING INSTRUCTIONS ● WHEN YOU THINK THAT TROUBLE HAS OCCURRED In the following cases, stop using the air conditioner and consult your dealer. • When water leaks or drips from the indoor unit. • When the upper operation indicator lamp blinks. • When the breaker trips frequently. • The remote control signal is not received in a room where an electronic ON/ OFF type fluorescent lamp (inverter-type fluorescent lamp, etc.) is used. • Operation of the air conditioner interferes with radio or TV reception.
W HEN THE AIR CONDITIONER IS NOT GOING TO BE USED FOR A LONG TIME 1 Set to the highest temperature in manual COOL mode, and operate for 3 to 4 hours. Page 5 • This dries the inside of the unit. • Moisture in the air conditioner contributes to growth of fungi, such as mold. 2 3 4 Press to stop the operation. Turn off the breaker and/or disconnect the power supply plug. 2 3 4 ELECTRICAL WORK Installation place Avoid installing the air conditioner in the following places.
HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN JG79A991H01 JG79A991H01_Cover.
