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SPLIT-TYPE AIR CONDITIONERS

INDOOR UNIT

MSZ-AP15VGD   MSZ-AP20VGD

English

OPERATING INSTRUCTIONS

 

For user

•  To use this unit correctly and safely, be sure to read these operating 

instructions before use.

JG79Y725H01_cover.indd   1

2020/02/20   14:24:10

Summary of Contents for MSZ-AP15VGD

Page 1: ...TIONERS INDOOR UNIT MSZ AP15VGD MSZ AP20VGD English OPERATING INSTRUCTIONS For user To use this unit correctly and safely be sure to read these operating instructions before use JG79Y725H01_cover indd 1 2020 02 20 14 24 10 ...

Page 2: ...RNING Incorrect handling could cause serious hazard such as death serious injury etc with a high probability CAUTION Incorrect handling could cause serious hazard depending on the conditions Meanings of symbols used in this manual Be sure not to do Be sure to follow the instruction Never insert your finger or stick etc Never step onto the indoor outdoor unit and do not put anything on them Danger o...

Page 3: ...t This may cause injury if you fall down Do not pull the power cord This may cause a portion of the core wire to break which may cause overheating or fire Do not charge or disassemble the batteries and do not throw them into a fire This may cause the batteries to leak or cause a fire or explosion Do not operate the unit for more than 4 hours at high humidity 80 RH or more and or with windows or outsi...

Page 4: ...it may cause an explosion Earth the unit correctly Do not connect the earth wire to a gas pipe water pipe lightning rod or a telephone earth wire Improper earthing may cause electric shock CAUTION Install an earth leakage breaker depending on the installation location of the air conditioner such as highly humid areas If an earth leakage breaker is not installed it may cause electric shock Ensure t...

Page 5: ...ge 7 8 TIME TIMER set buttons Page 5 8 forward button backward button CLOCK button Page 5 RESET button Page 5 Lid Slide the lid down to open the remote controller Slide it down further to get to the weekly timer buttons i save button Page 8 TIME WEEKLY TIMER set buttons Page 5 10 Air inlet Air inlet back and side Refrigerant piping Drainage hose Air outlet Drain outlet Remote controller holder Ins...

Page 6: ...teries with ex pired shelf lives last shorter Press RESET gently using a thin instrument If the RESET button is not pressed the remote controller may not operate correctly Note Press CLOCK gently using a thin instrument Note How to set remote controller exclusively for a particular indoor unit A maximum of 4 indoor units with wireless remote controllers can be used in a room To operate the indoor ...

Page 7: ... operation Lit Blinking Not lit 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 about 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 When several in...

Page 8: ...true in the emergency cooling operation When the horizontal vanes seem to be in an abnormal position see page 13 To change the horizontal airflow direction Move the vertical vane manually before starting operation Note If the vertical vanes are adjusted while the unit is not operating be sure to return the horizontal vanes to the original closed position Press to select fan speed Each press changes...

Page 9: ...tting for COOL ECONO COOL and HEAT This ena bles you to select your preferred setting with a single push of the button ECONO COOL OPERATION Swing airflow change of air flow makes you feel cooler than stationary airflow The set temperature and the airflow direction are automatically changed by the microprocessor It is possible to perform cooling operation with keeping comfort As a result energy can be ...

Page 10: ...t change after start up of the unit dur ing the protection operation or depending on other operating conditions The fan speed of the indoor unit will not change The operation indicator lamp will be hard to be seen in a bright room Operating POWERFUL operation during NIGHT MODE operation will increase the noise level of the outdoor unit Noise level of the outdoor unit will not decrease during Multi...

Page 11: ...y timer is ON the day of the week whose timer setting is complete will light Press again to turn the weekly timer OFF goes out Note The saved settings will not be cleared when the weekly timer is turned OFF Checking weekly timer setting 1 Press to enter the weekly timer setting mode blinks 2 Press or to view the setting of the particular day or number Press to exit the weekly timer setting Note Wh...

Page 12: ...sponse represents the automated alteration of an electrical product s normal mode of operation in response to an initiating signal originating from or defined by a remote agent This unit supports 3 Demand Response Modes DRMs DRM Description of operation in this mode Operation indicator lamp Lit Not lit DRM 1 Compressor off The air conditioner does not perform cooling or heating opera tion during the...

Page 13: ...e with water After washing with water dry it well in shade Important Clean the filters regularly for best performance and to reduce power consumption Dirty filters cause condensation in the air conditioner which will contribute to the growth of fungi such as mold It is therefore recommended to clean air filters every 2 weeks Front panel 1 Lift the front panel until a click is heard 2 Hold the hinges ...

Page 14: ... outdoor unit In the heating operation vapor generated by the defrosting operation looks like white smoke Remote controller The display on the remote controller does not appear or it is dim The indoor unit does not respond to the remote control signal Are the batteries exhausted Page 5 Is the polarity of the batteries correct Page 5 Are any buttons on the remote controller of other electric applia...

Page 15: ...ours Page 6 This dries the inside of the unit Moisture in the air conditioner contributes to growth of fungi such as mold 2 Press to stop the operation 3 Turn off the breaker and or disconnect the power sup ply plug 4 Remove all batteries from the remote controller When using the air conditioner again 1 Clean the air filter Page 12 2 Check that the air inlet and outlet of the indoor and outdoor unit...

Page 16: ...HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN JG79Y725H01 JG79Y725H01_cover indd 2 2020 02 20 14 24 10 ...

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