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What is the installation direction of the parking diesel heater fuel pump?

1 Answers

McBrianna

07/30/25 6:28am

The installation direction of the parking diesel heater fuel pump is with the nozzle end facing upwards, at an angle of approximately 15-35 degrees. Fuel pump installation direction and precautions: Before installing the fuel pump, it is necessary to first place the shock-absorbing rubber pad on the fuel pump to prevent it from vibrating and falling off. Then, select the appropriate installation position for the fuel pump and secure it to the vehicle body. When installing the fuel pump, install a diesel filter at the front end of the fuel inlet nozzle, with the fuel outlet nozzle end facing upwards at an angle of approximately 15-35 degrees. When selecting the fuel pipes at both ends of the fuel pump, the length should not exceed 5 meters; otherwise, the oil pressure may be insufficient to deliver fuel to the diesel heater. Reasons why the diesel heater fuel pump does not work: The reason the diesel heater fuel pump does not work could be that the fuel pipe is too long, and the oil pressure cannot support fuel transmission, leading to insufficient fuel supply and the pump stopping. Additionally, if the fuel pump is internally damaged or clogged with carbon deposits, it may also obstruct fuel supply, requiring disassembly for cleaning and inspection. If the damage is severe, a new diesel heater fuel pump may need to be replaced. If there is air in the diesel engine's fuel passage or the fuel in the tank is exhausted, the engine will not start, and diesel needs to be added. When selecting diesel, it is advisable to choose higher-quality diesel, as good diesel has minimal evaporation loss and can effectively improve the impact of oil evaporation on fuel economy, fuel consumption, exhaust emissions, and engine wear under high-temperature conditions.

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