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FAQ: Water in Fuel


How can I tell whether there's water in my fuel?

Regular fuel filter changes must be at the top of any maintenance schedule.

A primary filter should have a see-through bowl with a drain so that WATER can be rapidly detected and removed.
A sample should be taken from the filter at regular intervals. A visual inspection with a flashlight may show the water in the bottom of the bowl. Water will be clear and the fuel will have a color. Drain if necessary. I do it with the engine running to allow any air bubbles to work through the engine without stalling. Capt Al

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Important: The opinions expressed here are those of the individual contributors to this page, and not those of the Catalina 34 National Association or Catalina Yachts, Inc. Additionally, this material has not been reviewed by Catalina Yachts, Inc. for technical accuracy. This page's maintainer cannot guarantee the accuracy of this information or the desirability of suggested modifications or upgrades. Please obtain assistance from a competent marine mechanic or boatyard prior to making any significant modifications to your vessel.   

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Last modified Jan. 4, 2010. Copyright 2001 by Catalina 34 International Association.  All rights reserved.