1. Introducción
The HCALORY HBU1S 5KW Diesel Air Heater is designed to provide efficient and reliable heating for various applications, including RVs, garages, workshops, and cabins. This manual provides essential information for the safe and effective setup, operation, and maintenance of your heater.

Image: HCALORY 5KW Diesel Heater, illustrating its compact design and suitability for various environments.
Características principales:
- Calentamiento rápido: Achieves noticeable warmth in 3.5 minutes and 212°F in 5 minutes.
- High Combustion Efficiency: 18% higher combustion efficiency for reduced fuel consumption.
- Múltiples opciones de control: Operable via HCALORY app, remote control, or control panel.
- Timed Settings: Up to 3 separate timers for scheduled operation.
- Modo de altitud: Manual selection for 8202 ft or 16400 ft to optimize air-fuel ratio.
- Seguridad avanzada: Multiple protections against overheating and short circuits.
- Instalación flexible: Supports vertical or horizontal mounting with included extension cable.
2. Información de seguridad
Read all safety warnings and instructions carefully before installation and operation. Failure to follow these instructions may result in fire, electric shock, or serious injury.
- Asegúrese de que haya una ventilación adecuada durante el funcionamiento para evitar la acumulación de monóxido de carbono.
- No bloquee las rejillas de entrada y salida de aire.
- Mantenga los materiales inflamables alejados del calentador.
- Ensure all electrical connections are secure and correct to prevent short circuits.
- Only use diesel fuel as specified.
- Inspeccione periódicamente el sistema de escape para detectar fugas o daños.

Image: Visual representation of the heater's multi-layer protection features, including short circuit, reverse connection, overvoltage, y protección contra sobrecalentamiento.
3. Configuración e instalación
Proper installation is crucial for the safe and efficient operation of your HCALORY HBU1S Diesel Air Heater. The heater can be installed in either a vertical or horizontal position.
Pasos de instalación:
- Montaje: Securely mount the heater to a stable surface using the provided mounting plate and hardware. Ensure adequate clearance around the unit for airflow and maintenance.
- Conexiones eléctricas: Connect the main power cable to a 12V or 24V battery system. Ensure correct polarity (red to positive, black to negative). The system includes a fuse for protection.
- Sistema de combustible: Connect the fuel pump to the heater and the fuel line to the fuel tank. Ensure all fuel line connections are tight and free of leaks. The fuel filter should be installed between the fuel pump and the fuel tank.
- Entrada y escape de aire: Connect the air intake hose and exhaust pipe to their respective ports on the heater. The exhaust pipe must be routed outside the heated space to prevent exhaust fumes from entering. Secure connections with hose clamps.
- Conductos de aire caliente: Attach the hot air outlet ducting to the heater's hot air port. Additional venting connectors (like a T-connector) may be used to distribute heat to multiple areas.
Video: Step-by-step assembly tutorial and operating instructions for the HCALORY HBU1S Diesel Heater.

Imagen: Examples of flexible installation locations for the heater in different vehicle types and enclosed spaces.
4. Instrucciones de funcionamiento
The HCALORY HBU1S offers multiple ways to control its functions, ensuring convenience and adaptability.
Métodos de control:
- Panel de control: The integrated LCD control panel allows direct adjustment of settings, including temperature, power level, and timers.
- Mando a distancia: Use the included remote control for convenient operation from a distance (up to 98 ft).
- Control de la aplicación Bluetooth: Download the HCALORY app to control the heater via Bluetooth from your smartphone (up to 32 ft). The app provides comprehensive control over all settings.

Imagen: Más alláview of the three available control methods: smartphone app, remote, and integrated LCD panel.
Cómo poner en marcha el calentador:
- Asegúrese de que el tanque de combustible esté lleno de diésel y que todas las conexiones estén seguras.
- Press the power button on the control panel, remote, or app.
- The heater will initiate a pre-heating sequence (glow plug activation) before starting combustion. This may take a few minutes, especially in cold conditions.
- Once started, adjust the heat level (1-10) or set a target temperature.

Image: The HCALORY app interface, demonstrating various control options for the diesel heater.
Configuración avanzada:
- Modo de altitud: Manually select 8202 ft or 16400 ft mode to optimize the air-fuel ratio for efficient performance in thinner air. This ensures stable heating at high elevations.
- Automatic Start-Stop: Configure the heater to automatically start and stop based on a set temperature.
- Timed Settings: Program up to three different timing groups for automatic turn-on and turn-off schedules.

Image: Illustration of the Smart Dual-Altitude Mode feature, allowing manual selection for optimized performance at different elevations.
5. Mantenimiento
Regular maintenance ensures the longevity and optimal performance of your HCALORY HBU1S Diesel Air Heater.
- Filtro de combustible: Revise y reemplace periódicamente el filtro de combustible para garantizar un suministro de combustible limpio.
- Filtro de aire: Inspeccione y limpie o reemplace el filtro de entrada de aire según sea necesario para mantener un flujo de aire adecuado.
- Sistema de escape: Check the exhaust pipe and connections for any blockages, leaks, or corrosion. Ensure the exhaust is clear and directed away from the heated space.
- Limpieza general: Mantenga el exterior del calentador limpio y libre de polvo y residuos.
6. Solución de problemas
Esta sección aborda problemas comunes que puede encontrar con su calentador diésel.
| Problema | Posible causa | Solución |
|---|---|---|
| El calentador no arranca | Bajo volumen de bateríatage, no fuel, clogged fuel line/filter, faulty glow plug. | Check battery charge, refill fuel tank, inspect and clean/replace fuel components, check glow plug. |
| Código de error E032 | Ignition plug short circuit (faulty glow plug or control board). | Inspect and replace the glow plug. If the issue persists, the control board may need replacement. |
| Salida de calor insuficiente | Low power setting, blocked air intake/exhaust, incorrect altitude mode. | Increase power setting, clear blockages, ensure correct altitude mode is selected. |
| Humo excesivo | Poor fuel quality, incorrect air-fuel mixture, carbon buildup. | Use high-quality diesel, check altitude settings, perform maintenance to clear carbon buildup. |
7. Especificaciones
| Característica | Detalle |
|---|---|
| Marca | CALORÍA |
| Número de modelo | HBU1S |
| Potencia de salida | 5KW (also available in 8KW variant) |
| Volumentage | 12 V/24 V |
| Tipo de combustible | Diesel |
| Característica especial | Fast Heating, Bluetooth App Control, Automatic Start/Stop, Multiple Timed Settings, Altitude Mode |
| Ajuste de temperatura máxima | 212 grados Fahrenheit |
| Número de velocidades | 10 |
| Uso en interiores y exteriores | Indoor (for enclosed spaces like RVs, garages, cabins) |
| Zona de calentamiento | 215 FT² ~ 256 FT² (approximate) |
8. Garantía y soporte
For warranty information, technical support, or service inquiries, please contact HCALORY customer service through their official channels or the retailer where the product was purchased. Keep your purchase receipt as proof of purchase.
9. Recursos adicionales
Producto terminadoview Vídeos:
Vídeo: Terminadoview of HCALORY Diesel Heaters for garages and workshops, demonstrating their heating capabilities.
Video: Demonstration of the dependability of HCALORY Diesel Heaters in various conditions.





