Diesel combi boiler Belief 4KW is a warm air integrated hot water boiler, smart plateau, super quite, APP control, Bluetooth upgrade, high thermal efficiency.
Diesel combi boiler Belief 4KW is a warm-air heater with an integrated hot water boiler. We design this diesel combi heater for installation in motorhomes and caravans. This heater is a combination of hot water and warm air, which can provide hot water for life while heating the compartment. People can use it while driving. You can also use city electricity to start this diesel combi heater.
we also have a water parking heater, air parking heater, 4kw diesel parking heater, and air and water integrated heater.
The diesel combi heater is a warm-air heater with an integrated hot water boiler. This unit was designed for installation in motorhomes, boats, and caravans.
Be sure to read the instruction manual carefully before installation and use.
Two version for Electric mode, ~220V/110V, Pls mention the required voltage type before order.
Power Supply
Heater power leads (positive and negative line) must be connected to the 12V batteries directly. Battery more than 2 years which lack of electric frequently should be changed a new one in order to ensure normal use of the heater.
Fuel Supply
The fuel for the heater can be from the fuel tank in the car or from optional 5L independent fuel tank. The fuel pump is used for transmission of fuel and regulation of supply quantity of fuel.
Fuel pump installation
The optimum installation angle for the fuel pump is from 15 to 35 degrees, the allowable installation angle is from 35 to 90(max) degrees.
Attention for the fuel level, see attached photos.
Max.fuel level – 2
Min.fuel level – 3
Fuel inlet level – 4
Fuel standard
Petrol should accord with standard DIN EN288
Note: Fuel brand which used should meet the requirements of low temperature in winter. Biofuel is forbidden!
there are 3 modes to select for the energy options, Petrol mode, Electrical mode, Hybrid mode.
This heater is a combination of hot water and warm air, which can provide hot water for life while heating the compartment. It is perfect to use the diesel combi boiler during driving. This heater can also use city electricity to start.
There are 3 working modes to select during working, they can work separately,
In hot water and warm air mode, customers can use the heater to heat both the room and the hot water. If customers need hot water only, pls choose the hot water working mode.
Attentions: when the ambient temperature is below 3℃, please empty the water tank to avoid the water freezing in the tank.
NEW combi heaters in 2021 (both diesel and petrol types), we improved the auto plateau mode, it will automatically switch to plateau mode when driving on High Altitude Area (≤5000m) with the help of the sensor inside the heater. No need to make any manual adjustments on the control panel as before.
Rated Voltage | DC12V | |||
Operating Voltage Range | DC10.5V~16V | |||
Short-term Maximum Power Consumption | 8-10A | |||
Average Power Consumption | 1.8-4A | |||
Fuel type | Diesel | |||
Fuel Heat Power (W) | 2000 | 4000 | ||
Fuel Consumption (g/H) | 240/270 | 510/550 | ||
Quiescent current | 1mA | |||
Warm Air Delivery Volume m3/h | 287max | |||
Water Tank Capacity | 10L | |||
Maximum Pressure of Water Pump | 2.8bar | |||
Maximum Pressure of System | 4.5bar | |||
Rated Electric Supply Voltage | ~220V/110V | |||
Electrical Heating Power | 900W | 1800W | ||
Electrical Power Dissipation | 3.9A/7.8A | 7.8A/15.6A | ||
Working (Environment) Temperature | -25℃~+80℃ | |||
Working Altitude | ≤5000m | |||
Weight (Kg) | 15.6Kg(without water) | |||
Dimensions (mm) | 510×450×300 | |||
Protection level | IP21 |
This diesel combi heater can both heat hot water and a compartment of motorhomes and caravans. People must not install this combi heater in buses (vehicle classes M2 and M3) or in vehicles for transporting hazardous goods. It has additional electric heating elements for operation with a mains voltage of 230 V~
Only one heater for both vehicle heating and hot water supply
Our factory was established in April 1998, located in Harbin, Heilongjiang province. We have an independent R&D organization and have established long-term cooperative relationships with state key universities and colleges like Harbin Institute of Technology, Harbin Engineering University, etc. Annual production is more than 150,000 sets.