1. Introducció
This manual provides essential information for the safe and efficient installation, operation, and maintenance of your Sunlite F21T5/835 3-Foot T5 Linear Fluorescent Lamp. This high-performance lamp offers 1900 lumens of brightness with a 21-watt power consumption, providing a 3500K neutral white light. Designed for longevity, it features an average lifespan of 20,000 hours and is RoHS compliant.
Si us plau, llegiu aquest manual detingudament abans de la instal·lació i conserveu-lo per a futures consultes.

Figure 1.1: Sunlite F21T5/835 Linear Fluorescent Lamps. This image displays the overall appearance of the product, showing multiple lamps.
2. Informació de seguretat
Observeu sempre les següents precaucions de seguretat per evitar lesions o danys al producte:
- Desconnexió d'alimentació: Always ensure the power supply to the fixture is turned OFF at the circuit breaker before installing, removing, or performing any maintenance on the lamp.
- Tractament adequat: Fluorescent lamps contain small amounts of mercury. Handle with care. Do not drop or break the lamp.
- Compatibilitat: Assegureu-vos que lamp's specifications (wattage, voltage, base type) match the fixture's requirements. This lamp uses a Miniature G5 Bi-Pin Base.
- Eliminació: Dispose of used or broken fluorescent lamps according to local regulations. Do not dispose of in regular household waste.
- Només per a ús interior: Aquest producte està dissenyat per a ús en interiors.
- Evita el contacte: No toqueu la lamp with wet hands or when standing on a wet surface.
3. Configuració i instal·lació
Follow these steps for safe and correct installation of your T5 linear fluorescent lamp:
- Apagueu l'alimentació: Locate the circuit breaker controlling the lighting fixture and switch it to the OFF position. Verify that the power is off before proceeding.
- Preparació de l'aparell: Si es substitueix una l existentamp, carefully remove the old lamp from the fixture. Allow it to cool if it was recently in use.
- Insereix una nova Lamp: Align the two pins on each end of the Sunlite F21T5/835 lamp with the sockets in the fixture. Gently push the lamp into the sockets until it is securely seated. Do not force the lamp.
- Segur Lamp: Assegureu-vos que lamp is firmly held by the fixture's spring-loaded sockets.
- Restaura l'alimentació: Un cop lamp is securely installed, return to the circuit breaker and switch the power back ON.
- Prova: Engegueu l'interruptor de la llum per confirmar la lamp està funcionant correctament.

Figura 3.1: Lamp Dimensions and G5 Bi-Pin Base. This image illustrates the physical dimensions of the 3-foot T5 linear fluorescent lamp, showing its 34-inch length and 0.63-inch diameter, along with a close-up of the miniature G5 bi-pin base.
4. Instruccions de funcionament
The Sunlite F21T5/835 lamp operates immediately upon receiving power from a compatible fixture. Simply use the wall switch or fixture control to turn the light on or off.
- Sortida de llum: Provides 1900 lumens of light.
- Temperatura de color: Emits a 3500K neutral white light, suitable for creating a balanced and comfortable ambiance in various indoor settings.
- Eficiència energètica: Consumes 21 watts of power, offering an energy-efficient lighting solution.

Figure 4.1: Key Lamp Features. This infographic details the lamp's 3500K neutral white color, 20,000-hour lifespan, Color Rendering Index (CRI) of 82, and its cost-efficient nature.

Figure 4.2: Light Color Temperature Guide. This chart visually explains various light color temperatures, categorizing them from warm to cool, and highlights the 3500K neutral white output of this lamp.
5. Manteniment
The Sunlite F21T5/835 lamp is designed for minimal maintenance. Regular care will ensure optimal performance and longevity.
- Neteja: Periodically, with the power OFF, gently wipe the lamp amb un drap suau, sec i sense borrissol per eliminar la pols i les restes. No utilitzeu productes de neteja líquids directament sobre la superfície.amp.
- Substitució: El lamp has an average lifespan of 20,000 hours. When the lamp begins to flicker, dim, or fails to illuminate, it is time for replacement. Follow the installation steps in Section 3 for replacement.
- Eliminació: Always dispose of old fluorescent lamps responsibly according to local environmental regulations, as they contain small amounts of mercury.
6. Solució De Problemes
If your Sunlite F21T5/835 lamp is not functioning as expected, consider the following common issues and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Lamp no s'il·lumina. |
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| Lamp parpelleja o s'atenua. |
|
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| Lamp fa un brunzit. |
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7. Especificacions
| Característica | Detall |
|---|---|
| Marca | Sunlite |
| Número de model | F21T5/835 |
| Tipus de llum | Fluorescent |
| Wattage | 21 watts |
| Brillantor | 1900 lúmens |
| Temperatura de color | 3500 Kelvin (blanc neutre) |
| Mida de la forma del bulb | T5 1/2 |
| Base del bulb | Miniature G5 Bi-Pin |
| Voltage | 120 Volts (Accepted: 100 to 120 Volts and 60 Hertz) |
| Vida Mitjana | 20,000 hores |
| Índex de reproducció del color (CRI) | 82 |
| Dimensions del producte | 0.63" d'amplada x 0.63" d'alçada x 34" de profunditat |
| Material | Policarbonat (PC) |
| Compliment | Conforme a RoHS |
| Ús interior/exterior | Interior |
8. Garantia i Suport
Garantia: Please refer to the product packaging for specific warranty details. Generally, Sunlite products are covered by a manufacturer's warranty against defects in materials and workmanship.
Suport: For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Sunlite customer service. Contact information can typically be found on the product packaging or the official Sunlite weblloc (Visit the Sunlite Store on Amazon).