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All About Marine Fuel Coolers

All About Marine Fuel Coolers

April 16, 2020

Marine fuel coolers keep boat engine fuel from getting too hot while it travels between the tank and the engine. They are commonly used in the marine industry, as they can increase boat efficiency. What exactly do diesel fuel coolers do, though, and what purpose do they serve? Most importantly, will these devices offer a significant benefit to your marine operations?   How Do Inline Fuel Coolers Work? Marine operators may add a fuel cooler to their boat for a variety of reasons, and many boats come with this device already installed. Boat fuel can heat up quickly while the…
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Engine Oil Myths

Engine Oil Myths

April 9, 2020

When it comes to marine diesel engine oil, there are plenty of myths about which types of oil are best for which engine. Here are some of the most common marine engine oil myths and the truth behind them.   1. Synthetic Oils Are Better Synthetic oils are made from synthesized chemicals, sometimes derived from petroleum, which eliminates crude oil. When you remove crude, you eliminate naturally occurring contaminants such as wax, making the oil molecules smaller and more uniform in size. This consistency can result in a slight decrease to engine wear. However, synthetic oils are at least twice…
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Understanding Low Power Troubleshooting

Understanding Low Power Troubleshooting

April 2, 2020

Engine performance problems can be a major headache. One common marine diesel engine problem is low power. Low power may or may not be accompanied by dark smoke, and could be caused by a number of issues. In fact, the issue might not even be the engine. Here's some important information for marine diesel troubleshooting.   Low Power With Black Smoke If your engine is producing low power or low rpm and is emitting black smoke, the vessel may be underpowered or overloaded in its current configuration. Being overloaded has a direct effect on the propellers and also causes the…
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The Benefits of Freshwater Flushing Marine Diesel Engines

The Benefits of Freshwater Flushing Your Marine Diesel Engine

March 26, 2020

When it comes to a marine diesel engine, a freshwater flush is an important maintenance practice. Freshwater marine organisms can cause clogs in the engine, and saltwater or brackish water can cause corrosion. Flushing your marine engine with fresh water will help prevent these issues. Stagnant saltwater in your engine will leech out zinc, eat away at brass and copper alloys in your pump and transmission cooler, and more. It will also lead to major problems for your aftercooler, as the salt will cause a chemical reaction that damages the metal and compromises the integrity of your expensive components. Saltwater…
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Understanding Fuel Line Sizes vs. Fuel Supply Restriction

Understanding Fuel Line Sizes vs. Fuel Supply Restriction

March 19, 2020

When it comes to fuel line sizes vs. fuel supply restriction — also known as pressure drop — there is a lot of misinformation in the marine industry. And it is essential to have a clear understanding of the relationship between fuel line size and fuel pressure if you are planning a fuel delivery system. When pressure loss caused by fuel line size is not taken into account, the fuel system will end up functioning incorrectly.   Does Fuel Line Size Matter? Fuel line size is an essential factor for marine diesel engines. The diameter and length of the line…
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How to Check Injector on Diesel Engine

March 12, 2020

Proper maintenance of your diesel engine is essential to making sure it functions properly. One important feature is the fuel injector. Fuel injectors keep track of the amount of fuel entering the engine. Without the right level of care, fuel injectors can easily wear out or fail completely, causing your engine not to start or the exhaust to smoke. While it's not always easy to tell if the injectors are the problem, there are some symptoms to look out for and ways to check in order to determine what the issue may be.   What Are the Symptoms of a…
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