1. Introduzione
This manual provides essential information for the safe and efficient operation of your VELPAX 12V 8KW Diesel Air Heater. Please read these instructions thoroughly before installation and use to ensure proper function and longevity of the product.
1.1 Prodotto finitoview
The VELPAX 12V 8KW Diesel Air Heater is an integrated, portable heating solution designed for various vehicles and environments. It features an all-in-one design, remote control operation, and an LCD monitor for easy temperature management.

Image 1.1: The VELPAX Diesel Air Heater is suitable for a wide range of applications, including RVs, caravans, trucks, boats, greenhouses, camping, homes, and garages.
1.2 Caratteristiche principali
- Potenza regolabile: 8KW heating capacity for customizable warmth.
- Comodo telecomando: Operate the heater from up to 25 meters away.
- Efficienza del carburante: Consumes approximately 0.18-0.48 liters of diesel per hour.
- Ampia applicazione: Suitable for various vehicles and outdoor settings.
- Installazione semplice: All-in-one compact design for portability and simple setup.
- Funzionamento a basso rumore: Progettato per prestazioni silenziose.
2. Informazioni sulla sicurezza
Per evitare lesioni o danni, attenersi sempre alle seguenti linee guida di sicurezza:
- Assicurare un'adeguata ventilazione durante il funzionamento del riscaldatore, soprattutto negli spazi chiusi.
- Do not block the air inlet or outlet. Maintain clear space around the unit.
- Tenere i materiali infiammabili lontano dal riscaldatore.
- Non utilizzare il riscaldatore se è danneggiato o non funziona correttamente.
- Ensure the fuel tank is securely closed and free from leaks.
- Only use diesel fuel as specified.
- Scollegare l'alimentazione prima di effettuare qualsiasi operazione di manutenzione o pulizia.
- Tenere fuori dalla portata dei bambini e degli animali domestici.
3. Componenti e controlli del prodotto
Familiarize yourself with the main components and control interface of your diesel air heater.
3.1 Caratteristiche dell'unità principale

Image 3.1: Key features of the all-in-one diesel air heater, including the convenient handle for portability, rugged interface for connections, oil injection hole for fuel, and clearly marked cold air inlet and hot air outlet.
3.2 LCD Thermostat and Remote Control
The heater is equipped with an LCD thermostat for direct control and monitoring, along with a remote control for convenient operation from a distance.

Image 3.2: The LCD thermostat displays current settings and allows direct adjustments. The remote control provides functions for lowering temperature, turning on/off, raising temperature, setting, and confirming operations from up to 30 meters (98 feet) away. It also features a 24-hour timer function.
LCD Control Panel Buttons:
- OK: Conferma la selezione o accedi al menu.
- Freccia su: Increase temperature or navigate menu up.
- Freccia in giù: Decrease temperature or navigate menu down.
- Pulsante di accensione: Turn heater on/off.
- Pulsante Impostazioni: Accedi al menu delle impostazioni.
Funzioni del telecomando:
- Temperatura più bassa: Decrease heat output.
- Interruttore ON/OFF: Accendere o spegnere l'unità.
- Raise Temperature: Increase heat output.
- Collocamento: Impostazioni di accesso.
- OK: Conferma la selezione.
4. Configurazione e installazione
The VELPAX Diesel Air Heater is designed for easy installation. Ensure all components are present before beginning.
4.1 Contenuto della confezione

Image 4.1: The package includes the main heater unit, installation kit (clamps, screws), remote control, air filter, connection line, silencer, outlet air pipe, inlet air pipe, and exhaust pipe.
Verify that all items listed in Image 4.1 are included in your package.
4.2 Linee guida generali per l'installazione
- Montaggio: Securely mount the heater unit on a stable, non-flammable surface. Ensure there is sufficient space for air circulation around the unit.
- Sistema di scarico: Connect the exhaust pipe to the heater and route it safely outside the vehicle or enclosure to prevent carbon monoxide buildup. Ensure the exhaust pipe is clear of any flammable materials.
- Presa d'aria: Connect the inlet air pipe and ensure it draws clean air. The air filter should be installed on the intake.
- Uscita aria calda: Connect the hot air outlet pipe and direct the warm air to the desired area.
- Collegamento del carburante: Fill the integrated fuel tank with diesel. Ensure the fuel cap is tightly secured. Connect the fuel line if an external tank is used (not applicable for integrated unit).
- Collegamento elettrico: Connect the heater to a 12V power source using the provided connection line. Ensure correct polarity and a secure connection.
- Avvio iniziale: After installation, perform a test run to check for proper operation, leaks, and unusual noises.
5. Istruzioni per l'uso
Follow these steps to operate your VELPAX Diesel Air Heater.
5.1 Avviamento del riscaldatore
- Ensure the heater is properly installed and connected to a 12V power source.
- Verify that the fuel tank contains sufficient diesel.
- Press the Power button on the LCD control panel or the ON/OFF switch on the remote control. The heater will initiate its start-up sequence.
5.2 Regolazione della temperatura e delle impostazioni
- Once the heater is running, use the Up and Down arrow buttons on the LCD panel or the remote control to adjust the desired temperature. The adjustable temperature range is 18°C-40°C (64°F-104°F).
- Press the Settings button on the LCD panel or remote to access additional settings such as fan speed or timer functions. Use the Up/Down arrows to navigate and OK to confirm.
5.3 Utilizzo della funzione Timer
The 24-hour timer allows you to schedule the heater to turn on or off automatically. Refer to the LCD control panel image (Image 3.2) for visual guidance on timer settings.
- Access the timer settings via the Settings menu.
- Set the desired start and stop times using the Up/Down arrows and confirm with OK.
5.4 Spegnimento del riscaldatore
- Press the Power button on the LCD control panel or the ON/OFF switch on the remote control.
- The heater will enter a cool-down phase to prevent overheating. Do not disconnect power during this phase.
- Once the cool-down phase is complete, the heater will shut down completely.
6. Manutenzione
Una manutenzione regolare garantisce prestazioni ottimali e prolunga la durata della stufa.
- Pulizia: Pulire periodicamente l'esterno del riscaldatore con un panno morbido eamp panno. Non usare detergenti abrasivi o solventi.
- Filtro dell'aria: Inspect and clean the air filter regularly. A clogged filter can reduce efficiency and cause overheating. Replace if damaged.
- Sistema di alimentazione: Ensure the fuel tank is free of contaminants. If storing the heater for an extended period, drain the fuel or use a fuel stabilizer.
- Sistema di scarico: Check the exhaust pipe for blockages or damage. Ensure it is securely connected.
- Collegamenti elettrici: Controllare periodicamente tutti i collegamenti elettrici per verificarne la tenuta e l'assenza di segni di corrosione.
7. Risoluzione Dei Problemi
Se riscontri problemi con il tuo riscaldatore, fai riferimento ai seguenti problemi comuni e alle relative soluzioni.
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Il riscaldamento non si avvia | No power; Low fuel; Faulty connection | Check 12V power supply; Refill fuel tank; Verify all electrical connections. |
| Riscaldamento insufficiente | Low power setting; Clogged air filter; Air leaks | Increase temperature setting; Clean/replace air filter; Check for secure pipe connections. |
| Fumo eccessivo | Poor combustion; Incorrect fuel; Clogged exhaust | Ensure proper fuel type; Check exhaust for blockages; Contact support if problem persists. |
| Rumore insolito | Componenti allentati; ostruzione della ventola | Inspect for loose parts and tighten; Check fan for obstructions. |
| Il telecomando non funziona | Dead batteries; Out of range | Replace remote control batteries; Operate within 25-30 meter range. |
Se il problema persiste dopo aver provato queste soluzioni, contattare l'assistenza clienti.
8. Specifiche
Detailed technical specifications for the VELPAX 12V 8KW Diesel Air Heater.

Image 8.1: This diagram illustrates the product dimensions (Width: 5.9in/150mm, Length: 13.8in/351mm, Height: 16.1in/410mm) and key product information such as Heater Power, Rated Voltage, Working Temperature, Fuel Type, and Fuel Consumption.
| Specificazione | Valore |
|---|---|
| Marca | VELPAX |
| Modello | ZCRSQ-LS-UK |
| Potenza riscaldatore | 8 kW |
| Volume nominaletage | 12V |
| Temperatura di lavoro | da -40°C a +50°C (da -40°F a 122°F) |
| Tipo di carburante | Diesel |
| Consumo di carburante | 0.18-0.48 litri/ora |
| Dimensioni (L x P x A) | 351 mm x 150 mm x 410 mm (13.8 pollici x 5.9 pollici x 16.1 pollici) |
| Peso dell'articolo | 8.82 chilogrammi |
| Prestazioni in altitudine | Operates smoothly below 18045 feet (5500 meters) |

Image 8.2: This image highlights the professional internal structure, including an energy-efficient fuel pump, aluminum body for heat dissipation, and 100% combustion. It also provides an altitude reference, indicating reliable operation up to 18045 feet.
9. Garanzia e supporto
For warranty information or technical assistance, please refer to the product packaging or contact your retailer. Keep your purchase receipt as proof of purchase.