How do you drain a diesel water separator?

To drain water from your diesel filter water separator, release the vent valve positioned at the top of the filter housing. If there isn’t a valve, loosen the uppermost fuel pipe from the filter housing. Hold a jar under the drain plug or tap and loosen the plug or tap.

What happens when fuel water separator?

The fuel rises through the treated media surface of the separator unit, which works by separating water from the fuel through its repellent surface. The water particles form large droplets then end up falling back into the water trap.

Why do diesels have water separators?

Diesel fuel can easily become contaminated by water because diesel fuel absorbs water more than gasoline does. For this reason, many diesel vehicles feature a gadget called a water separator that collects water from the fuel. It’s usually located on or near the fuel filter.

How many fuel filters can there be on a diesel engine?

two fuel filters
Most diesels have two fuel filters: a “primary” filter located between the fuel tank and the engine, which cleans the fuel before it gets to the fuel transfer pump; and a “secondary” filter up near the engine, which gives the fuel a final cleaning before it gets to the fuel injectors.

How often should you change a fuel water separator?

Replace your fuel-water separator filter after every 50 hours of use. Don’t reuse the filter once you’ve emptied it.

How long does a fuel water separator last?

Replace your fuel-water separator filter after every 50 hours of use.

How does Isuzu diesel fuel separator drain and service?

Isuzu diesel fuel water separator drain and service process. In this Isuzu iteration Michael Olden shares the steps to drain water from the fuel water separator system of the Isuzu diesel engine truck. Isuzu WATER SEPARATOR light on the MID display illuminates should the water content in the separator reach capacity.

Why do you drain water from a diesel engine water separator?

There is an important reason to drain water and dirt from a diesel engine water separator. It needs doing because diesel fuel becomes contaminated easier than gasoline. Diesel fuel absorbs water more ‘readily’ than gasoline or petroleum does. That causes corrosion in the fuel delivery system.

Why does my Isuzu D-Max say water in fuel?

Amongst a few minor issues the only persistent problem was a recurring warning of water in fuel in a near-new Isuzu D-Max necessitating regular stops to drain the filter and then to disconnect the battery in order to re-set the computer to remove the vehicle from “limp mode”.

How do you drain fuel from a separator?

Try to position or hold an old jar under the small drain plug or tap which is actually called a petcock. The petcock is usually fitted to the fuel filter or the collection chamber of the fuel separator. After you loosen the plug or tap on the filter, the fuel – and water – should begin to flow out steadily.

How to drain water from fuel filter Duramax?

6 6l Duramax Fuel Filter Replacement Water Separator Drain Procedures 6 6l Duramax Fuel Filter Replacement Water Separator Drain Procedures 6 6l Duramax Fuel Filter Replacement Water Separator Drain Procedures 6 6l Duramax Fuel Filter Replacement Water Separator Drain Procedures 6 6l Duramax Fuel Filter Replacement Water Separator Drain Procedures