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SPLIT-TYPE AIR CONDITIONERS
OPERATING INSTRUCTIONS
INDOOR UNIT
MSZ-A18YV
MSZ-A24YV
MSZ-A26YV
MSZ-A30YV
For customers
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
date and shop name, etc. are entered correctly.
• This air conditioner should not
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CONTENTS SAFETY PRECAUTIONS ........................................................................................................................................................ 2 This air conditioner is NOT intended for use by children or infirm persons without supervisions. • NAME OF EACH PART ............................................................................................................................................................ 3 PREPARATION BEFORE OPERATION ............
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SAFETY PRECAUTIONS NAME OF EACH PART Indoor unit CAUTION Do not operate the unit at low outside temperature (less than -10°C) in the cooling mode. • In the cooling mode, if the unit is operated at low outside temperature (less than -10°C), water con- Air cleaning filter Front panel (White bellows type) densed in the air conditioner may drop and wet or damage furniture, etc. Air inlet Do not use the unit for special purposes. • Do not use this air conditioner to preserve precision devices, food,
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NAME OF EACH PART PREPARATION BEFORE OPERATION Remote controller Auto restart function These models are equipped with an auto restart function. If you do not want to use this function, please consult the service representative because the setting of the unit needs to be changed. Signal transmitting section Auto restart function is ... When the indoor unit is controlled with the remote controller, the operation mode, the set temperature and the fan speed are stored in the memory. If a power fai
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PREPARATION BEFORE OPERATION Handling of the remote controller Remote controller When the remote controller cannot be used (emergency operation) • The range that the signal can reach is about 6 m when the remote controller is pointed at the front of the in- When the batteries of the remote controller run out or the remote controller malfunctions, the emergency operation How to set the batteries and the current door unit. can be done using the EMERGENCY OPERATION switch. time • When a button is p
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I FEEL... AUTO OPERATION With the “ (I FEEL...)” auto operation mode, the optimum room condition can be set automatically Description of “I FEEL...” mode with a one-touch operation. Details of operation To start operation: According to the room temperature when the operation starts, the operation mode is automatically set to COOL, DRY or ON/OFF Press the button. HEAT. However, when operation is started again within 2 hours after it is stopped, the same operation mode before the operation is
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MANUAL OPERATION (COOL, DRY, HEAT) AIR FLOW VELOCITY AND DIRECTION ADJUSTMENT AIR FLOW velocity and direction can be selected as required. To select the COOL, DRY or HEAT/FAN mode: FAN To change the AIR FLOW velocity, press the button. ON/OFF 1 Press the button. Each time the button is pressed, the fan speed is changed in sequence: ˚C (Low) → (Med.) → (High) → (AUTO) CLOCK MODE AMPM 2 Select the operation mode by pressing the button. • Use the (High) notch to cool/heat the room more.
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LONG OPERATION ECONO COOL OPERATION Use this operation when you want the air flow to reach a long distance. Use this operation when you want to be comfortable in COOL mode even with energy saved. Perform the following operations while the unit is operat- Perform the following operations while the unit is operat- ing. ing in the MANUAL COOL mode. ECONO COOL LONG ˚C ˚C Press the button. Press the button. CLOCK CLOCK AMPM AMPM The fan speed increases. When the (ECONO COOL) operation is selec
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WHEN THE AIR CONDITIONER IS NOT GOING TO BE MAINTENANCE USED FOR A LONG TIME Before starting maintenance Cleaning the indoor unit Turn off the breaker and/or disconnect the Clean the unit using a soft dry cloth. When it is not going to be used for a long When the air conditioner is to be used power supply plug. • If the dirt is noticeable, wipe the unit with a cloth time: again: soaked in a solution of mild detergent diluted in luke- warm water. 1 Perform the FAN operation for 3 or 4 hours 1
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CLEANING THE CATECHIN AIR FILTER REPLACEMENT OF THE AIR CLEANING FILTER Do not open the front panel up past the level position. When the capacity is lowered because of dirt, etc., it is necessary to replace the air cleaning filter. The panel may come off in order to prevent it from being damaged. Air cleaning filter replacement About once every 4 months Cleaning the catechin air filter (about once every 2 weeks) 1 Remove the catechin air filter. 3 After washing with water/lukewarm water, 1 Remov
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BEFORE CONTACTING THE SERVICE REPRE- WHEN YOU THINK THAT TROUBLE HAS OCCURRED SENTATIVE, CHECK THE FOLLOWING AGAIN Question Answer (not a malfunction) Question Answer (not a malfunction) The air conditioner cannot • This protects the air conditioner according to in- Water leaks from the out- • During COOL and DRY operations, pipe or pipe Question Check points or Remedy be operated for about 3 min- structions from the microprocessor. Please wait. door unit. connecting sections are cooled and this
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INSTALLATION, RELOCATION AND INSPECTION CAUTION: Installation place The installation location of the outdoor unit should be at least 3 m away from the antennas for TV sets, radios, etc. In areas • Earth the unit. where the reception is weak, provide greater space between Do not connect the earth to a gas pipe, water pipe, lightning rod or the earth of a telephone. If the earthing is Avoid installing the air conditioner in the following places. the outdoor unit and the antenna of the affected dev
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HEAD OFFICE: MITSUBISHI DENKI BLDG., 2-2-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN SG79Y329H01
