1. Introduzione e informazioni sulla sicurezza
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your HILTI VC 20L-X Compact Wet/Dry Construction Vacuum Cleaner. Please read this manual thoroughly before initial use and keep it for future reference. Failure to follow these instructions may result in electric shock, fire, and/or serious injury.
Avvertenze generali sulla sicurezza
- Always ensure the vacuum cleaner is disconnected from the power supply before performing any adjustments, changing accessories, or storing the tool.
- Do not use the vacuum cleaner in wet conditions or expose it to rain.
- Non aspirare materiali infiammabili o combustibili, ceneri calde o oggetti taglienti.
- Assicurare una ventilazione adeguata quando si opera in spazi chiusi.
- Use only genuine HILTI accessories and spare parts.
2. Prodotto finitoview
The HILTI VC 20L-X is a compact and robust wet/dry vacuum cleaner designed for construction site applications. It features a universal filter set and is rated for 100V operation.

Immagine 2.1: Fronte view of the HILTI VC 20L-X vacuum cleaner, showcasingrazie al suo design compatto e al pannello di controllo.
Componenti chiave
- Main Unit with Motor Head
- Contenitore per la polvere (capacità 15 l)
- Universal Filter Set
- Collegamento del tubo di aspirazione
- Cavo di alimentazione
- Caster Wheels for mobility
- Maniglia per il trasporto integrata
3. Configurazione e utilizzo iniziale
Assemblea
- Disimballare tutti i componenti e verificare che non vi siano danni.
- Attach the caster wheels to the base of the vacuum cleaner if not already installed. Ensure they are securely fastened.
- Open the latches and remove the motor head from the dust container.
- Ensure the universal filter set is correctly seated in the motor head.
- Riposizionare la testa del motore e fissare i fermi.
- Connect the suction hose to the designated inlet on the vacuum cleaner.
- Attach the desired nozzle or accessory to the other end of the suction hose.
Collegamento di potenza
Connect the power cord to a suitable 100V AC power outlet. Ensure the outlet is properly grounded and can handle the power requirements of the vacuum cleaner.
4. Istruzioni per l'uso
The HILTI VC 20L-X is designed for both wet and dry vacuuming applications on construction sites. It complies with Dust Class L standards, indicating suitability for general dust with a maximum occupational exposure limit of >1 mg/m³.

Immagine 4.1: The HILTI VC 20L-X vacuum cleaner in operation, connected to a power tool for dust extraction.
Aspirazione a secco
- Ensure the universal filter is clean and correctly installed.
- Connect the suction hose and desired dry vacuuming accessory.
- Switch the vacuum cleaner ON using the power switch.
- For optimal dust collection, ensure the dust container is not overfilled.
Aspirazione a umido
- Remove any dust bags if present. The universal filter is suitable for wet vacuuming.
- Connect the suction hose and a suitable wet vacuuming accessory.
- Switch the vacuum cleaner ON.
- The vacuum cleaner is equipped with a float switch that automatically stops suction when the maximum liquid level (9L) is reached. Turn off the vacuum and empty the container immediately.
- After wet vacuuming, clean the container and allow all components to dry thoroughly to prevent mold and odors.

Immagine 4.2: The HILTI VC 20L-X vacuum cleaner actively collecting dust during a construction task, demonstrating its integration with other HILTI tools.
5. Manutenzione
Regular maintenance ensures the longevity and optimal performance of your HILTI VC 20L-X vacuum cleaner. Always disconnect the power supply before any maintenance work.
Svuotamento del contenitore della polvere
- Sbloccare e rimuovere la testa del motore.
- Carefully lift and empty the dust container. For dry dust, dispose of it according to local regulations. For liquids, empty into a suitable drain.
- Clean the inside of the container with a damp panno se necessario.
Pulizia e sostituzione filtri
- The universal filter should be regularly inspected for damage or excessive clogging.
- To clean, gently tap the filter or use compressed air (from the clean side) to remove dust. Do not wash the filter unless specifically designed for it and allowed by HILTI.
- Replace the filter if it is damaged, torn, or if suction performance significantly decreases even after cleaning. Use only genuine HILTI replacement filters.
Pulizia generale
- Pulisci l'esterno dell'aspirapolvere con un pannoamp stoffa. Non utilizzare prodotti chimici aggressivi o detergenti abrasivi.
- Check the suction hose and accessories for blockages and clean as needed.
6. Risoluzione Dei Problemi
This section addresses common issues you might encounter with your HILTI VC 20L-X vacuum cleaner.
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Nessun potere | Power cord not plugged in; Faulty outlet; Tripped circuit breaker | Check power connection; Test outlet; Reset circuit breaker |
| Perdita di aspirazione | Clogged hose/nozzle; Full dust container; Clogged/damaged filter | Clear blockages; Empty container; Clean or replace filter |
| Vacuum stops during wet operation | Liquid container is full (float switch activated) | Turn off vacuum, empty liquid container |
| Rumore/vibrazione insolita | Foreign object in fan/motor; Damaged motor | Disconnect power, inspect for foreign objects; Contact HILTI service if problem persists |
If you encounter a problem not listed here or if the suggested solutions do not resolve the issue, please contact HILTI customer support.
7. Specifiche
Technical data for the HILTI VC 20L-X Compact Wet/Dry Construction Vacuum Cleaner:
- Modello: VC20L-X
- Numero parte: 3712928
- Voltage: 100V
- Dust Collection Capacity: 15 litri
- Classe di polvere: L (for general dust with OEL >1 mg/m³)
- Classe di protezione IP: IP x 4 (EN 60529) - Protected against splashing water from any direction.
- Capacità polvere: 15 kg
- Water Supply (Max): 9 litri
- Dimensioni (L x P x A): Dimensioni: 530 x 290 x 415 mm
- Senza fili: NO
8. Garanzia e supporto
For detailed warranty information, please refer to the warranty card included with your product or visit the official HILTI website. For technical support, spare parts, or service, please contact your local HILTI customer service representative.





