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SPLIT-TYPE AIR CONDITIONERS

OPERATING INSTRUCTIONS

MSZ09UN
MSZ12UN

CONTENTS

SAFETY PRECAUTIONS .................................................................................... 2
NAME OF EACH PART ....................................................................................... 4
PREPARATION BEFORE OPERATION .............................................................. 6
I FEEL... AUTO OPERATION .............................................................................. 7
MANUAL OPERATION (COOL, DRY, HEAT) ...................................................... 8
AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT ................................... 9
TIMER OPERATION (ON/OFF TIMER) ............................................................. 10
WHEN THE AIR CONDITIONER IS NOT GOING TO BE USED
FOR A LONG TIME ............................................................................................ 10
MAINTENANCE ................................................................................................. 11
CLEANING THE AIR FILTER AND THE DEODORIZING FILTER (OPTION) ... 11
REPLACEMENT OF THE DEODORIZING FILTER (OPTION)/
AIR CLEANING FILTER (OPTION) ................................................................... 12
BEFORE CONTACTING THE SERVICE REPRESENTATIVE,
CHECK THE FOLLOWING AGAIN .................................................................... 12
WHEN YOU THINK THAT TROUBLE HAS OCCURRED ................................. 13
INSTALLATION, RELOCATION AND INSPECTION ......................................... 14

Thank you very much for purchasing this Mitsubishi room air conditioner.

To use this unit correctly and safely, be sure to read this operating instructions before use. Keep this manual carefully for
later reference.

Be sure to receive a guarantee card from your dealer and check that the purchased data and shop name, etc. are
entered correctly.

This air conditioner should not be installed by the customer. (Safety and performance functions cannot be assured.)

For customers

Summary of Contents for MSZ09UN

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Page 2: ...IS NOT GOING TO BE USED FOR A LONG TIME 10 MAINTENANCE 11 CLEANING THE AIR FILTER AND THE DEODORIZING FILTER OPTION 11 REPLACEMENT OF THE DEODORIZING FILTER OPTION AIR CLEANING FILTER OPTION 12 BEFORE...

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Page 4: ...to be operated in an abnormal condition it may cause a fire trouble etc In this case consult your dealer Do not insert your finger or a stick etc into the air inlet outlet Since the fan rotates at hi...

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Page 6: ...room with high hu midity 80 RH or more for a long time water condensed in the air conditioner may drop and wet or damage furniture etc Do not step onto an un stable bench when main taining the unit e...

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Page 8: ...ing filter Gray sponge type OPTION Air filter Vertical vane Operation section When the front panel is opened Front panel Air inlet Remote control receiving section Remote controller Display section MS...

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Page 10: ...P START HR MIN I FEEL COOL DRY AMPM CLOCK AMPM RESET CLOCK F Operation select button Fan speed control button On timer button CLOCK set button HR button MIN button Time set button Vane control button...

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Page 12: ...ake out all batteries when the remote controller is not going to be used for a long time Dispose of exhausted batteries in the correct man ner on nt in is in When the remote controller cannot be used...

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Page 14: ...TO RESTART FUNCTION These units are equipped with an auto restart function When the main power is turned on the air conditioner will start operation automatically in the same mode as the one set with...

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Page 16: ...N Refer to page 7 HEAT Comfortable warmth depends on the temperature difference between the indoor and the outdoor It is recommended that the set temperature in the heating operation does not differ f...

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Page 18: ...HEAT When the air flow temperature is too low When the air flow temperature rises the air is blown out horizontally the air is blown out downwards 2 COOL DRY The air is blown out horizontally To chang...

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Page 20: ...ng time Dirt may collect and this may cause a fire 3 Remove the batteries from the remote con troller CAUTION To prevent liquid leakage take out all batteries when the remote controller is not going t...

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Page 22: ...e detergent 3 After washing with water lukewarm water dry the deodorizing filter well in the shade Do not expose the deodorizing filter to direct sunlight or heat from a fire when drying it 4 Install...

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Page 24: ...the breaker Otherwise the electrical parts may be damaged 3 Isn t the ON timer set Even if the above items are checked when the air conditioner does not recover from the trouble stop using the air co...

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Page 26: ...to blow out warm air Defrosting of the outdoor unit is being done Defrost ing operation Since this is completed in 10 minutes please wait When the external temperature is too low and humid ity is too...

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Page 28: ...bject around the air outlet of the outdoor unit This may lower the capacity or increase the volume of the operating sound If an abnormal sound is heard during operation consult your dealer Relocation...

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Page 30: ...3400 Lawrenceville Suwanee Road Suwanee Georgia 30024 Toll Free 800 433 4822 Toll Free Fax 800 889 9904 www mrslim com Specifications are subject to change without notice...

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