Lithonia Lighting FML4W LED Wraparound: Installation and Technical Overview

The Lithonia Lighting FML4W LED Wraparound fixture is designed for both new construction and retrofit applications in residential and light commercial spaces. This fixture offers a low-profile design and several features intended to simplify installation and provide adaptable lighting solutions. Available in multiple color temperatures and lumen outputs, the FML4W series supports dimming protocols and is suitable for damp locations. Installation requires adherence to safety precautions regarding electrical work and handling of the fixture.

Product Overview and Applications

The FML4W LED Wraparound is intended for surface-mount applications, offering ambient lighting for spaces such as laundry rooms, utility rooms, stairwells, hallways, and offices. The wide body of the fixture is specifically designed to cover existing fixture footprints during retrofit installations. The fixture is compatible with both 120V and 120-277V electrical systems. It is listed for use in damp locations, expanding its potential applications.

Specifications

The FML4W series offers a range of specifications to suit different lighting needs. Key specifications include:

  • Size: 4FT
  • Light Source: LED - Static
  • Lumens: 4000 LM, 5000 LM, 6000 LM (Switchable models available)
  • CCT / LED Color: 3000 K, 3500 K, 4000 K, 5000 K
  • CRI: 80
  • Product Type: Wraparound
  • Environmental Listing: Damp Location
  • Regulatory Listing: CSA
  • Dimming Protocol: 0-10V, Digital
  • Fixture Wattage: 49, 54, 57
  • Voltage Rating: 120, 120-277

Detailed photometric data, Revit (BIM) files, and spectral data sheets are available from the manufacturer. Replacement parts lists are also provided.

Installation Considerations and Safety Precautions

Installation and maintenance of the FML4W fixture should be performed by a qualified and authorized electrician. Individuals performing maintenance should be familiar with the product’s construction and operation, as well as associated hazards. Several safety precautions are outlined in the provided documentation.

Prior to installation, repair, or maintenance, the power supply must be disconnected. The fixture should be allowed to cool before handling to avoid burns from the housing or light source. The maximum voltage rating indicated on the fixture label must not be exceeded. All manufacturer warnings, recommendations, and restrictions regarding driver type, operating position, mounting locations and methods, replacement, and recycling must be observed.

Precautions regarding fire hazards include keeping combustible materials away from the fixture and avoiding installation near flammable substances.

Precautions regarding product damage include:

  • Never connect components while the circuit is energized.
  • Avoid mounting the fixture in a way that could damage the exterior covering or cable insulation.
  • Unless specifically permitted by the product specifications, do not connect LED products directly to dimmers, occupancy sensors, timers, or other control devices. LED fixtures should be switched directly from a circuit breaker.
  • Do not restrict ventilation around the fixture. Maintain adequate space around the unit and avoid covering it with insulation, rubber, or other materials that could impede convection or conduction cooling.
  • Do not exceed the maximum ambient temperature rating of the fixture.
  • Ensure proper grounding of the electrical distribution system. Improper grounding can lead to fixture failure and void the warranty.
  • LED products are polarity sensitive; ensure correct polarity during installation.
  • Electrostatic discharge (ESD) can damage LED fixtures. Always use grounded personal equipment during installation or repair.
  • Avoid touching individual electrical components, as this can cause ESD, reduce lamp life, or alter functionality.

Maintenance Procedures

Regular maintenance is recommended to ensure optimal performance and longevity. This includes periodically cleaning the exterior of the refractor and lens. The frequency of cleaning will depend on the dust level in the environment and the minimum acceptable light output. The refractor/lens should be washed with a solution of warm water and mild, non-abrasive household detergent, rinsed with clean water, and dried. If the optical assembly becomes dirty internally, clean the refractor or lens as described above, and replace damaged gaskets if necessary.

If a unit requires repair, discontinue use immediately and contact an Acuity Brands Lighting (ABL) representative. Some internal components may not be repairable.

Important Warnings and Considerations

The documentation emphasizes the importance of inspecting the fixture for damage upon receipt. Replace any parts that are damaged or broken during installation or afterward. Information regarding the recycling of LED electronic products can be found at www.epa.gov. The fixture’s packaging is designed to protect the components during transport.

The documentation includes warnings in multiple languages (English, Spanish, and French) regarding electrical safety, fire hazards, and potential product damage. These warnings reiterate the importance of qualified installation, adherence to safety precautions, and proper maintenance procedures.

Troubleshooting and Support

The documentation directs users to the manufacturer’s website for customer support, including assistance with purchasing, technical support, and warranty information. Access to stocked products can also be found online.

Conclusion

The Lithonia Lighting FML4W LED Wraparound fixture provides a versatile lighting solution for residential and light commercial applications. Its ease of installation, switchable lumen options, and compatibility with various dimming protocols make it a practical choice for both new construction and retrofit projects. However, proper installation and maintenance are crucial for ensuring safe and reliable operation. Strict adherence to the provided safety precautions and warnings is essential to prevent electrical hazards, fire risks, and product damage.

Sources

  1. Lithonia Lighting Flush Mount Linear Wraparounds
  2. Lithonia Lighting FML4W Wrap
  3. Lithonia Lighting FML4W Wrap Manual

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