1. Einleitung
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. Sicherheitshinweise
WARNUNG: 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.
- Wenn Sie mit der elektrischen Verkabelung nicht vertraut sind, wenden Sie sich an einen qualifizierten Elektriker.
- Stellen Sie sicher, dass alle Kabelverbindungen sicher sind und den örtlichen Elektrovorschriften entsprechen.
- Tragen Sie während der Installation geeignete persönliche Schutzausrüstung, wie z. B. Schutzbrille und Handschuhe.
- Handle the fixture carefully to avoid sharp edges.
- Dieses Gerät ist nur für die Verwendung in Innenräumen vorgesehen.
3. Packungsinhalt
Vergewissern Sie sich vor Beginn der Installation, dass alle Komponenten vorhanden sind:
- 1 x Lithonia Lighting SB 232 120 GESB Wraparound Fluorescent Fixture
Notiz: Fluorescent T8 bulbs, mounting hardware (screws/anchors), and wire nuts are NOT included and must be purchased separately.
4. Spezifikationen
| Marke | Lithonia Lighting |
| Modellnummer | SB 232 120 GESB |
| Bandtage | 120 Volt |
| Wastage | 32 Watt (pro lamp) |
| Anzahl der Lamps | 2 (T8 Fluorescent) |
| Vorschaltgerättyp | Residential Electronic Ballast |
| Material | Steel (housing), Acrylic (diffuser) |
| Beenden | White Enamel |
| Abmessungen (L x B x H) | 48 Zoll x 8.5 Zoll x 2 Zoll |
| Montagetyp | Surface Mount, Stem Mount |
| Zertifizierungen | cUL-gelistet |

Image 4.1: Product dimensions of the SB 232 120 GESB fixture.
5. Installation
Follow these steps for proper installation. Ensure power is disconnected before proceeding.
5.1. Vorbereitung
- Schalten Sie den Strom am Leistungsschalter oder Sicherungskasten ab.
- Gather necessary tools: screwdrivers, wire strippers, drill, appropriate mounting hardware (screws/anchors), and wire nuts (all not included).
- Packen Sie die Leuchte aus und überprüfen Sie sie auf eventuelle Beschädigungen.
5.2. Montage der Vorrichtung
- 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. Verkabelung
- 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. Installation der Glühbirne
- 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. Diffusorinstallation
- Attach the prismatic acrylic diffuser to the fixture. The hinged design allows it to snap into place or be secured with latches.
6. Bedienung
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. Wartung
Regelmäßige Wartung gewährleistet optimale Leistung und Langlebigkeit Ihrer Leuchte.
7.1. Reinigung
- Trennen Sie vor der Reinigung immer die Stromversorgung.
- 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 Tuch.
- Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish or acrylic diffuser.
- Vor der Wiederherstellung der Stromversorgung sicherstellen, dass alle Teile trocken sind.
7.2. Austausch der Glühbirne
- Vor dem Auswechseln von Glühbirnen immer die Stromzufuhr unterbrechen.
- 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.
- Stellen Sie die Stromversorgung des Geräts wieder her.
8. Fehlerbehebung
Sollten Sie Probleme mit Ihrer Leuchte haben, konsultieren Sie bitte die folgende Anleitung zur Fehlerbehebung:
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Licht geht nicht an | Keine Stromversorgung Defekte Glühbirnen Wackelkontakt | Prüfen Sie den Leitungsschutzschalter/die Sicherung. Replace bulbs with known good ones Inspect and secure all wiring connections (with power off) |
| Light flickers or hums | Bulbs not fully seated Faulty ballast (rare for instant-on) Lose Verkabelung | Ensure bulbs are firmly in sockets If flickering/humming persists, consult an electrician to check ballast Verify wiring connections are secure (with power off) |
| Ungleichmäßige Lichtverteilung | Diffuser improperly seated Falscher Glühbirnentyp/Watttage | Ensure diffuser is correctly installed Verify T8 bulbs of correct wattage are used |
9. Garantie und Support
This Lithonia Lighting SB 232 120 GESB Wraparound Fluorescent Fixture is backed by a 1 Jahre eingeschränkte Herstellergarantie ab Kaufdatum.
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 webWebsite für aktuelle Kontaktinformationen.