maXpeedingrods 12V 5KW Diesel Heater Instruction Manual
Model: MXR-1F
1. Product Overview
The maXpeedingrods 12V 5KW Diesel Heater is designed to provide efficient and quiet heating for various applications, including cars, campervans, trucks, boats, and outdoor camping. It features intelligent control options, automatic altitude compensation, and powerful heating capabilities to ensure comfort in cold environments.

Figure 1: maXpeedeedingrods 12V 5KW Diesel Heater with its primary control accessories.
Key Features:
- Bluetooth App Control: Remotely control the heater via the "Parking Electric App" within 80m.
- Super Quiet Running: Engineered for minimal noise during operation, ensuring a peaceful environment.
- Automatic Altitude Compensation: Self-starts at altitudes up to 3280 ft, adapting to different elevations for consistent temperature.
- Powerful Heating Function: Adjustable heating capacity from 3,400 to 17,000 BTUs, suitable for various heat requirements.
- Ventilation Mode: Allows air exchange before or after heating.
Included Components:

Figure 2: Comprehensive view of all accessories included in the product package.
The package includes the air heater unit, fuel tank, LCD control panel, remote controller, T connector, air filter, air outlet grid, user manual, exhaust silencer, fuel pump rubber clip, fuel filter, fuel pump, oil extractor, installation kit, exhaust wrap, fuel hose, wire harness, repair kit, exhaust pipe, hot air outlet tubing, air inlet pipe, and gloves.
Product Dimensions:

Figure 3: Detailed dimensions of the heater unit and fuel tank for installation planning.
- Heater Unit: 15.07 x 6.1 x 6.38 inches
- Item Weight: 17.61 pounds
- Fuel Tank Capacity: 9L
2. Setup & Installation
Proper installation is crucial for the safe and efficient operation of your diesel heater. Always ensure the power supply of the vehicle is turned off before beginning installation.
2.1 Fuel System Installation
The fuel system consists of the fuel tank, fuel filter, fuel pump, and fuel lines. Ensure all connections are secure to prevent leaks and air bubbles.



Figure 4: Key components of the fuel system: fuel tank, fuel filter, and fuel pump.
For a detailed visual guide on fuel system and overall installation, please refer to the official installation video below:
Video 1: Official maXpeedingrods Diesel Heater Installation Guide. This video provides step-by-step instructions for setting up your heater.
2.2 Heater Unit Mounting
The heater unit can be installed horizontally on the vehicle floor or vertically on a wall. Ensure the fuel inlet (ignition plug) faces upwards to prevent fuel leakage.

Figure 5: The diesel heater unit installed in a campervan, demonstrating its use in cold conditions.
2.3 Air System Connection
Connect the combustion air inlet pipe and the hot air outlet tubing to the heater unit. Ensure the combustion air inlet is near the fuel inlet. The exhaust pipe should be routed to the outside to prevent fumes from entering the heated space.
2.4 Electrical Connection
Connect the main wiring harness to the heater unit and the vehicle's 12V battery. Ensure proper polarity (red to positive, black to negative). Connect the fuel pump and LCD control panel to the wiring harness.



Figure 6: Electrical components: wiring harness, LCD control panel, and remote controller.
3. Operating Instructions
3.1 Control Methods
The maXpeedingrods diesel heater offers multiple convenient control options:
- LCD Control Panel: Directly operate the heater and view status.
- Remote Controller: Conveniently preheat or defrost from a distance.
- Bluetooth App: Use the "Parking Electric App" on your smartphone for remote control within 80m.

Figure 7: The three primary methods for controlling your diesel heater.
3.2 Starting the Heater
- Ensure the fuel tank has sufficient diesel.
- Press the power button on the LCD panel or remote control to start.
- The heater will go through a startup sequence, including priming the fuel pump.
3.3 Adjusting Heat Output
The heating capacity is adjustable from 3,400 to 17,000 BTUs. Use the control panel or app to set your desired temperature and fan speed.

Figure 8: The diesel heater provides great heat output suitable for motorhomes, camper trailers, trucks, vans, boats, excavating machinery, agriculture machinery, caravans, and buses.
3.4 Shutting Down
- Press the power button to initiate shutdown.
- The fuel pump will stop immediately, but the fan will continue running for 3-5 minutes to cool down the heat exchanger case.
- DO NOT cut off the power during the cooling process, as this can cause deformation of the combustion chamber and lead to future malfunctions.
For a general overview of the diesel heater's features and operation, watch this video:
Video 2: maXpeedingrods Diesel Heater - Make Heating Easier. This video highlights the convenience and effectiveness of the heater.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your diesel heater:
- Clean Filters: Regularly check and clean the air filter and fuel filter to prevent blockages. The fuel pump is detachable and washable.
- Inspect Connections: Periodically check all fuel lines, air pipes, and electrical connections for any signs of wear, damage, or looseness.
- Exhaust System: Ensure the exhaust pipe is free from obstructions and properly secured.
- General Cleaning: Keep the heater unit clean and free from dust and debris.
5. Troubleshooting
If you encounter issues with your diesel heater, refer to the following common problems and solutions:
- Heater Not Starting:
- Check 12V power supply and battery connections.
- Ensure sufficient fuel in the tank.
- Verify fuel lines are not clogged or have air bubbles.
- Check glow plug for damage (refer to detailed manual for replacement).
- Low Voltage Error:
- Indicates insufficient power. Check battery charge and connections.
- May be related to motherboard issues in older units; contact support if persistent.
- Overheating:
- Ensure air intake and exhaust are clear and unobstructed.
- Check fan operation.
- Do not cut off power during cool-down cycle.
- Unusual Noise:
- Check for loose components or improper installation of pipes/muffler.
- Ensure fuel pump is mounted at the recommended 45-degree angle to minimize vibration noise.
For more complex issues, please utilize the provided technical support.
6. Specifications
| Attribute | Value |
|---|---|
| Manufacturer | maXpeedingrods |
| Brand | maXpeedingrods |
| Model | MXR-1F |
| Item Weight | 17.61 pounds |
| Product Dimensions | 15.07 x 6.1 x 6.38 inches |
| Heated Type | Radiant |
| Special Features | Remote Control, Bluetooth App Control, Automatic Altitude Adjustment |
7. Warranty & Support
maXpeedingrods offers complete and detailed manual and installation instructions, along with free technical support and customer service.
For further assistance or warranty inquiries, please visit the official maXpeedingrods store or contact their customer service directly.
Official Store: maXpeedingrods Amazon Store