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Owner’s Manual - B-VMH09,12,18,24DU-1 THIS PAGE INTENTIONALLY LEFT BLANK...
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Owner’s Manual - B-VMH09,12,18,24DU-1 Table of Contents Owner’s Manual Safety Precautions ............ SAFETY FIRST Indoor Unit Parts and Major Functions ..6 Manual Operations ............
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Owner’s Manual - B-VMH09,12,18,24DU-1 Care and Maintenance ......a. Unit Maintenance ........b. How to Clean the Air Filter ....... c. Repairing Refrigerant Leaks ...... d. Preparation for Periods of Non-use ..Troubleshooting ......... a. Common Problems ......b. Troubleshooting T ips ......
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Owner’s Manual - B-VMH09,12,18,24DU-1 Safety Precautions Thank you for purchasing this air conditioner. This manual will provide you with information on how to operate, maintain, and troubleshoot your air conditioner. Following the instructions will ensure the proper function and extended lifespan of your unit. Please pay attention to the following signs: Failure to observe a warning may result in death.
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Owner’s Manual - B-VMH09,12,18,24DU-1 An all-pole disconnection device which has at The indoor unit must be installed 8 ft. above • • floor. least 3mm separation distance in all pole and This appliance is not intended for use by persons a residual current device (RCD) with the rating •...
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Owner’s Manual - B-VMH09,12,18,24DU-1 Features Default Setting Louver Angle Memory Function (Optional) When the air conditioner restarts after a power Some models are designed with a louver angle failure, it will default to the factory settings memory function. When the unit restarts after a (AUTO mode, AUTO fan, 24°C (76°F)).
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Owner’s Manual - B-VMH09,12,18,24DU-1 Manual Operations This display panel on the indoor unit can be used to operate the unit in case the wired thermostat malfunctions. Manual button LED display Operation indicator Infrared receiver Alarm indicator Timer indicator PRE-DEF (pre-heating/defrost) indicator Fig.
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Owner’s Manual - B-VMH09,12,18,24DU-1 Care And Maintenance WARNING: DO NOT REMOVE OR Safety Precautions CLEAN THE FILTER BY YOURSELF Contact an authorized service technician for • repair or maintenance. Improper repair and Removing and cleaning the lter can be maintenance may cause water leakage, dangerous.
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Owner’s Manual - B-VMH09,12,18,24DU-1 3. Remove the air lter. Repairing Refrigerant Leaks 4. Clean the air lter by vacuuming the surface or washing it in warm water with mild WARNING detergent. A. If using a vacuum cleaner, the inlet side If the refrigerant leaks, turn o the air •...
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Owner’s Manual - B-VMH09,12,18,24DU-1 Troubleshooting CAUTIONS If one of the following conditions occurs, switch o the power supply immediately and contact your dealer for further assistance. The operation light continues to ash rapidly after the unit has been restarted. • The remote control buttons do not work.
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Owner’s Manual - B-VMH09,12,18,24DU-1 Problem Possible Causes Dust is emitted from The unit may accumulate dust during extended periods of non-use, which either the indoor or will be emitted when the unit is turned on. This can be mitigated by covering outdoor unit the unit during long periods of inactivity.
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Owner’s Manual - B-VMH09,12,18,24DU-1 Indoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error Indoor and outdoor unit communication malfunction Indoor fan speed malfunction Indoor room temperature sensor error Evaporator coil temperature sensor error Refrigerant leak detection system malfunction Water level alarm malfunction Dual indoor unit (twin model only) communication malfunction Other twin model malfunction...
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Owner’s Manual - B-VMH09,12,18,24DU-1 This appliance contains refrigerant and other potentially hazardous materials. When disposing of this appliance, the law may require special collection and treatment. DO NOT dispose of this product as household waste or unsorted municipal waste. When disposing of this appliance, you have the following options: Dispose of the appliance at designated municipal electronic waste collection facility.
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If for any reason the replacement part/product is no longer available during only when the Ductless Mini-Split is installed as a complete matched the warranty period, MARS shall have the right to allow a credit in the system: outdoor unit and indoor unit, and only when the system is installed...
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