1. Introducció
This manual provides instructions for the safe installation, operation, and maintenance of the Lithonia Lighting SB 232 120 GESB Wraparound 2-head Narrow Body T8 Fluorescent Ceiling Fixture. This fixture is designed for general illumination in various indoor settings such as storage rooms, offices, or retail applications. Key features include a hinged design for easy cleaning, an instant-on electronic ballast to eliminate flickering and humming, and a prismatic diffuser for controlled light distribution.

Image 1.1: Lithonia Lighting SB 232 120 GESB Wraparound Fluorescent Fixture.
2. Informació de seguretat
ADVERTIMENT: Risk of electric shock. Disconnect power at the fuse or circuit breaker before installation or servicing. Improper wiring can result in electric shock or fire.
- Always turn off the main power supply before attempting any installation, maintenance, or bulb replacement.
- Consulteu un electricista qualificat si no esteu familiaritzat amb el cablejat elèctric.
- Assegureu-vos que totes les connexions de cablejat siguin segures i que compleixin els codis elèctrics locals.
- Utilitzeu equips de protecció individual adequats, com ara ulleres i guants de seguretat, durant la instal·lació.
- Handle the fixture carefully to avoid sharp edges.
- Aquest aparell està dissenyat només per a ús interior.
3. Contingut del paquet
Verifiqueu que tots els components siguin presents abans de començar la instal·lació:
- 1 x Lithonia Lighting SB 232 120 GESB Wraparound Fluorescent Fixture
Nota: Fluorescent T8 bulbs, mounting hardware (screws/anchors), and wire nuts are NOT included and must be purchased separately.
4. Especificacions
| Marca | Il·luminació Lithonia |
| Número de model | SB 232 120 GESB |
| Voltage | 120 Volts |
| Wattage | 32 Watts (per lamp) |
| Nombre de Lamps | 2 (T8 Fluorescent) |
| Tipus de llast | Residential Electronic Ballast |
| Material | Steel (housing), Acrylic (diffuser) |
| Acabar | White Enamel |
| Dimensions (L x A x A) | 48 polzades x polzades 8.5 x polzades 2 |
| Tipus de muntatge | Surface Mount, Stem Mount |
| Certificacions | Llistat cUL |

Image 4.1: Product dimensions of the SB 232 120 GESB fixture.
5. Instal·lació
Seguiu aquests passos per a una instal·lació correcta. Assegureu-vos que l'alimentació estigui desconnectada abans de continuar.
5.1. Preparació
- Apagueu l'alimentació a l'interruptor o a la caixa de fusibles.
- Gather necessary tools: screwdrivers, wire strippers, drill, appropriate mounting hardware (screws/anchors), and wire nuts (all not included).
- Unpack the fixture and inspect for any damage.
5.2. Muntatge del dispositiu
- Determine the desired mounting location on the ceiling for surface mounting or identify points for stem mounting.
- For surface mounting, align the fixture and mark the drilling points for securing it to the ceiling joists or using appropriate anchors.
- For stem mounting, the fixture requires a minimum of two single stem hangers (not included).
- Secure the fixture firmly to the mounting surface using the appropriate hardware. Note that the wire entry tabs are located on the top of the fixture, requiring access from above for wiring.

Image 5.1: Mounting options and features of the fixture.
5.3. Cablatge
- Route the electrical supply wires into the fixture's wiring compartment.
- Connect the supply wires to the fixture's pre-wired connections using wire nuts (not included). Ensure proper polarity (live to live, neutral to neutral, ground to ground).
- The fixture may feature push-lok connectors for simplified wiring. Ensure wires are fully inserted and secure.
- Carefully tuck all wires into the wiring compartment and secure any covers.
5.4. Instal·lació de bombetes
- Install two T8 fluorescent bulbs (not included) into the lamp holders by aligning the pins with the sockets and twisting gently until secure.
5.5. Diffuser Installation
- Attach the prismatic acrylic diffuser to the fixture. The hinged design allows it to snap into place or be secured with latches.
6. Funcionament
Once installation is complete and verified, restore power to the circuit. The fixture will illuminate immediately upon activation of the wall switch, thanks to its instant-on electronic ballast, which prevents flickering and humming.
7. Manteniment
Un manteniment regular garanteix un rendiment òptim i una llarga durada del vostre aparell.
7.1. Neteja
- Desconnecteu sempre l'alimentació abans de netejar.
- The hinged design of the diffuser allows for easy access. Open the diffuser carefully.
- Clean the diffuser and the exterior surfaces of the fixture with a soft, damp tela.
- Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish or acrylic diffuser.
- Assegureu-vos que totes les peces estiguin seques abans de restablir l'alimentació.
7.2. Substitució de bombetes
- Desconnecteu sempre l'alimentació abans de substituir les bombetes.
- Open the hinged diffuser to access the bulbs.
- Carefully remove the old T8 fluorescent bulbs by twisting them to disengage from the sockets.
- Insert new T8 fluorescent bulbs, ensuring the pins are properly aligned with the sockets, and twist gently until secure.
- Close the diffuser securely.
- Restaura l'alimentació a l'aparell.
8. Solució De Problemes
If you encounter issues with your fixture, refer to the following troubleshooting guide:
| Problema | Causa possible | Solució |
|---|---|---|
| La llum no s'encén | Sense font d'alimentació Bombetes defectuoses Connexió de cablejat solta | Comproveu el disjuntor/fusible Replace bulbs with known good ones Inspect and secure all wiring connections (with power off) |
| La llum parpelleja o brunzeix | Bulbs not fully seated Faulty ballast (rare for instant-on) Cablejat solt | Ensure bulbs are firmly in sockets If flickering/humming persists, consult an electrician to check ballast Verify wiring connections are secure (with power off) |
| Distribució desigual de la llum | Diffuser improperly seated Tipus/potència de bombeta incorrectestage | Ensure diffuser is correctly installed Verify T8 bulbs of correct wattage are used |
9. Garantia i Suport
This Lithonia Lighting SB 232 120 GESB Wraparound Fluorescent Fixture is backed by a Garantia limitada del fabricant d'1 any des de la data de compra.
This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from improper installation, accident, misuse, abuse, or unauthorized modifications.
For technical support, warranty claims, or further assistance, please contact Lithonia Lighting customer service. Refer to the official Lithonia Lighting weblloc web per obtenir informació de contacte actualitzada.







