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Owner’s Manual - B-VMH24CU-1 Table of Contents 1 Safety Precautions ..............SAFETY FIRST Indoor Unit Parts and Major Functions ..6 Manual Operations ...............
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Owner’s Manual - B-VMH24CU-1 Care and Maintenance ........Unit Maintenance ..........How to Clean the Air Filter ......9 Repairing Refrigerant Leaks ......10 Preparation for Periods of Non-use ....10 Troubleshooting ........Common Problems ....... Troubleshooting Tips ......Warranty ............
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Owner’s Manual - B-VMH24CU-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-VMH24CU-1 This appliance can be used by children aged • CAUTION from 8 years and above and persons with DO NOT touch the air outlet while the • reduced physical, sensory or mental swing flap is in motion. Fingers might get capabilities or lack of experience and caught or the unit may break down.
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Owner’s Manual - B-VMH24CU-1 Indoor Unit Parts And Major Functions Unit Parts Display panel Air outlet Louver Air inlet Fig. 2.1 Operating Conditions Use the system under the following temperatures for safe and e ective operation. If the air conditioner is used under di erent conditions, it may malfunction or become less e cient. Inverter Split Type •...
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Owner’s Manual - B-VMH24CU-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-VMH24CU-1 Manual Operations This display panel on the indoor unit can be used to operate the unit in case the remote control has been misplaced or is out of batteries. Manual button Operation indicator Infrared receiver LED display Alarm indicator Timer indicator PRE-DEF...
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Owner’s Manual - B-VMH24CU-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 filter can be maintenance may cause water leakage, dangerous.
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Owner’s Manual - B-VMH24CU-1 6. Rinse the lter with clean water and allow it NOTE: Some models include an auto-lifting to air-dry. DO NOT let the lter dry in direct panel function, which allows the grill to move sunlight. vertically and simpli es the lter cleaning process. 7.
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Owner’s Manual - B-VMH24CU-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 flash rapidly after the unit has been restarted. • The remote control buttons do not work.
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Owner’s Manual - B-VMH24CU-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-VMH24CU-1 Error Codes Inverter Split Type • Operation Timer Error Cause Number indicator flashes indicator Code 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...
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Owner’s Manual - B-VMH24CU-1 Fixed-speed Type • Number Cause Operation Timer Error PRE-DEF Alarm indicator indicator Code indicator indicator In-outdoor unit communication checking Quick- ash Quick- ash channel is abnormal Room temperature sensor checking Quick- ash channel is abnormal Evaporator sensor malfunction Quick- ash Condenser sensor malfunction Quick- ash...
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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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