Lennox LICH4024180P431-C Owner's Manual
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Lennox LICH4024180P431-C Owner's Manual

Lennox LICH4024180P431-C Owner's Manual

Super-slim four-way cassette
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CASSETTE- TYP E AIR CONDI TION ER
Owner's Manual
Super-Slim Four-Way Cassette
Model Numbers:
LICH4024180P431-C
LICH4036180P431-C
LICH4048180P431-C
IMPORTANT NOTE:
Read this manual carefully before
installing or operating your new air
conditioning unit. Make sure to save
this manual for future reference.

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Summary of Contents for Lennox LICH4024180P431-C

  • Page 1 CASSETTE- TYP E AIR CONDI TION ER Owner’s Manual Super-Slim Four-Way Cassette Model Numbers: LICH4024180P431-C LICH4036180P431-C LICH4048180P431-C IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
  • Page 2 Table of Contents Owner’s Manual Safety Precautions ............ SAFETY FIRST Indoor Unit Parts and Major Functions ..05 Manual Operation ............

  • Page 3: Table Of Contents

    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 Tips ....... European Disposal Guidelines ..............
  • Page 4 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.
  • Page 5 Indoor Unit Parts And Major Functions Unit Parts Display panel Air outlet Louver Air inlet Fig. 2.1 Operating Conditions Use the system in the following temperature for safe and effective operation. If the air conditioner is used outside of the following conditions, it may malfunction or be less efficient.
  • Page 6 Features Default Setting Louver Angle Memory Function (Optional) When the air conditioner restarts after a power failure, it Some models are designed with a louver angle memory will default to the factory settings (AUTO mode, AUTO fan, function. When the unit restarts after a power failure, the 24°C (76°F)).
  • Page 7 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 (pre-heating/defrost) indicator...

  • Page 8: Care And Maintenance

    Care And Maintenance WARNING: DO NOT REMOVE OR Safety Precautions CLEAN THE FILTER BY YOURSELF • Contact an authorized service technician for repair or maintenance of this unit. Improper repair and Removing and cleaning the filter can be dangerous. maintenance may cause water leakage, electrical Removal and maintenance must be performed by a shock, or fire, and may void your warranty.

  • Page 9: Repairing Refrigerant Leaks

    6. Rinse the filter with clean water and allow it to air-dry. NOTE: Some models include an auto-lifting panel DO NOT let the filter dry in direct sunlight. function, which allows the grill to move vertically and simplifies the filter cleaning process. 7.

  • Page 10: Troubleshooting

    Troubleshooting CAUTIONS If one of the following conditions occurs, switch off 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. •...

  • Page 11: Troubleshooting Tips

    Problem Possible Causes Dust is emitted from The unit may accumulate dust during extended periods of non-use, which will be emitted when the either the indoor or unit is turned on. This can be mitigated by covering the unit during long periods of inactivity. outdoor unit The unit may absorb odors from the environment (such as furniture, cooking, cigarettes, etc.) which The unit emits a bad...
  • Page 12 Error Codes The number of Cause flashes per Timer indicator Error Code Number second 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...

  • Page 13: European Disposal Guidelines

    European Disposal Guidelines Users in European Countries may be required to properly dispose of this unit. This appliance contains refrigerant and other potentially hazardous materials. When disposing of this appliance, the law requires 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: •...
  • Page 14 QSBPQ4U-025AEN The design and specifications are subject to change without prior notice for product improvement.Consult with the sales agency or manufacturer for details. Page 14...
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This manual is also suitable for:

Lich4036180p431-cLich4048180p431-c

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