1. Introduzione
This manual provides essential information for the proper installation, operation, and maintenance of your HELLA DE/LED 90mm Performance L4060 Headlight Kit. Please read these instructions carefully before proceeding with installation or use to ensure safe and optimal performance. This product is designed for 12V and 24V vehicle electrical systems.
2. Informazioni sulla sicurezza
- Prima di effettuare qualsiasi intervento elettrico, scollegare sempre la batteria del veicolo per evitare cortocircuiti e scosse elettriche.
- Ensure all connections are secure and properly insulated to prevent moisture ingress and corrosion.
- Non guardare direttamente la sorgente luminosa a LED quando è attiva, poiché ciò potrebbe causare danni agli occhi.
- In caso di dubbi su alcuni passaggi, l'installazione deve essere eseguita da personale qualificato.
- Verify local regulations and laws regarding vehicle lighting before installation and use.
3. Contenuto della confezione
Controllare la confezione per i seguenti componenti:
- 1x HELLA DE/LED 90mm Performance L4060 Headlight Module (Right side)
- Materiale di montaggio (viti, clip, ecc.)
- Manuale di istruzioni

Immagine 3.1: Included mounting hardware for the headlight module.
4. Configurazione (installazione)
4.1 Controlli pre-installazione
- Ensure the vehicle's electrical system is compatible with 12V or 24V operation.
- Confirm that the mounting location provides sufficient space and ventilation for the headlight module.
- Gather all necessary tools (screwdrivers, wire strippers, crimping tool, multimeter, etc.).
4.2 Mounting the Headlight Module
- Identify the designated mounting position for the 90mm headlight module.
- Secure the module using the provided mounting hardware. Ensure it is firmly attached and correctly oriented (e.g., right side).
- The robust die-cast aluminum housing is designed for durability and heat dissipation.

Immagine 4.1: Davanti view of the HELLA DE/LED 90mm headlight module.

Immagine 4.2: Lato view of the headlight module, showing the integrated electronics and product label.
4.3 Collegamento elettrico
The headlight module features a DEUTSCH plug for reliable electrical connection. Refer to your vehicle's wiring diagram for specific connection points.
- Connect the power supply (12V or 24V) to the appropriate pins on the DEUTSCH connector.
- Connect the control wires for the position light, daytime running light (DRL), and low beam functions.
- Ensure all connections are tight and protected from environmental elements.

Immagine 4.3: Posteriore view of the headlight module, showing the DEUTSCH connector for electrical hookup.
5. Istruzioni per l'uso
The HELLA DE/LED 90mm Performance L4060 Headlight Kit offers three primary light functions:
- Position Light (LED): Provides a homogeneous ring-shaped light for vehicle visibility.
- Daytime Running Light (LED): Offers enhanced visibility during daylight hours with a distinctive ring-shaped illumination.
- Low Beam (LED): Provides primary forward illumination for driving in low-light conditions or at night.
These functions are typically controlled via your vehicle's existing lighting switches and systems. Consult your vehicle's owner's manual for specific operation of these lighting modes.
6. Manutenzione
6.1 Pulizia
- Clean the lens regularly with a soft cloth and mild soap solution.
- Avoid abrasive cleaners or solvents that could damage the polycarbonate lens material.
6.2 Ispezione
- Periodically check all electrical connections for corrosion or looseness.
- Inspect the mounting points to ensure the headlight remains securely fastened.
- Verify that all light functions (position, DRL, low beam) are operating correctly.
7. Risoluzione Dei Problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Headlight does not illuminate | No power supply; faulty wiring; blown fuse | Check power connections; inspect wiring for damage; check vehicle's fuse box. |
| Funzionamento intermittente | Loose connection; poor ground connection | Secure all electrical connections; verify ground point. |
| Emissione luminosa ridotta | Dirty lens; voltage goccia | Clean the lens; check voltage at the headlight connector. |
8. Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Marca | ciao |
| Numero di modello | 1BL012488121 |
| Numero di parte | 1BL 012 488-121 |
| Tipo di sorgente luminosa | GUIDATO |
| Voltage | 12V / 24V |
| Cosatage | 24 L |
| Funzioni di illuminazione | Position Light (LED), Daytime Running Light (LED), Low Beam (LED) |
| Diametro | 90 millimetri |
| Dimensioni (L x A x P) | Dimensioni: 125 mm x 126 mm x 143 mm |
| Materiale della lente | Policarbonato |
| Materiale dell'alloggiamento | Alluminio pressofuso |
| Tipo di connettore | DEUTSCH Plug |
| Compatibilità del veicolo | Universal fit for Bus, Car |
| Compatibilità elettromagnetica | Yes (EMC) |
9. Garanzia e supporto
For warranty information, please refer to the documentation provided with your purchase or contact HELLA customer service. In case of technical issues or questions not covered in this manual, please reach out to your HELLA dealer or visit the official HELLA websito di supporto.