February 2026 Newsletter – Shore Power Over-Current Protection
Photo Essay: Shore Power Over-Current Protection
Over-current protection, or OCP, a subject I write about all too often (most recently here), only because it is...
April 2023 Newsletter: Fuel Filter “Seaweed”
Photo Essay: Fuel Filter "Seaweed"
Primary fuel filters are the first line of defense against a range of contaminants including sediment, asphaltene, and water. Most...
January 2024 Newsletter – The Perils of Double Grounding
Photo Essay: The Perils of Double Grounding
It is ubiquitous, various disparate onboard equipment, to which green bonding wires are attached. While not necessarily providing...
August 2020 Newsletter
Text and photos © 2020 Steve D'Antonio Marine Consulting, Inc. Photo Essay: Tools are Your Good Friends “Tools are your good friends”, those are the opening...
June 2023 Newsletter: Fuel Tank (no) Support
Photo Essay: Fuel Tank (no) Support
Structural failures of fuel tanks are nearly always traceable to either installation or construction flaws, with the former being...
March 2019 Newsletter
Text and photos by Steve D’Antonio © 2019
Photo Essay: Shore Power, are Fuses OK?
Over-current protection is among the most important features of any vessel’s electrical...
June 2021 Newsletter “AC Ground Wire Sizing”
From the Masthead
Let me begin by apologizing to Marine Systems Excellence readers for our hiatus. As most boat owners, and virtually anyone who is...
Photo Essay – June 2015
Tools of the Trade
Photos and text by Steve D'Antonio Copyright SDMC, In. 2015 I’m frequently amazed at the unwillingness of marine mechanics to carry out thorough...
September 2022 Newsletter “Generator AC Wiring”
Photo Essay: Generator AC Wiring
Of all the defects I encounter on generator installations, poor wire routing and support are among the most common. Generators...
May 2017 Newsletter
Photo Essay: Steering Component Inspection
Text and photos by Steve D’Antonio Copyright © 2017 Steering represents one of the most important systems aboard, at least equal to propulsion, electrical and...








