![Diesel Lift Pump (with arrow to primer lever) This is the faulty diesel lift pump, the arrow is pointing to the sluggish primer lever. That is an issue because the fuel lift pump needs to provide the right amount of fuel and fuel pressure to the injector pump. (Photo/ Marc Robic)](https://cdn.practical-sailor.com/wp-content/uploads/2024/07/Diesel-Lift-Pump-with-arrow-to-primer-lever-696x605.png)
As with all things in life, everything goes well until it doesn’t. It is an inevitable truth that something will go wrong eventually and will need some TLC! Taking precautions with regular and preventative maintenance will certainly help prolong the time interval between any issues. When it comes to our beloved engines, however, all the preventative maintenance can’t prevent the invisible wear and tear on various components. This wear can result in a broken water pump impeller or, as in the case of this true-story, a worn-out fuel lift pump.
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