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February 19, 2010 - 3:50pmFuel Systems 101
, and delivers the goods. Diesel engines don't have sparkplugs. Instead, cylinders ... in recent engines. MAN's 12-cylinder marine diesel, for example, once produced 1,200 horsepower. Electronic ... .man-mec.com ). Even on an older diesel, that moment of fuel injection defines how well the engine runs, how much fuel ...
December 1, 2010 - 5:23pmHow to Properly Maintain Davits
are blocked. He also advises against towing jet boats. “It forces water into the engine,” Bohne says. “That’s a $15,000 mistake.” Ethanol-blended gasoline is also causing expensive engine repairs. “I ... penetrations that could leak water in. For trouble-free tenders, he also recommends changing engine cooling ...
September 15, 2009 - 10:28amShaft Alignment
Keeping engines and shafts in line is often the key to a smooth ride. Advances in hulls, engines, propellers, and even acoustic ... aboard 100,000-pound yachts traveling 30 knots. But the shafts, struts, and bearings that tie engines ...
January 26, 2010 - 1:53pmClutch Situation
-forgotten-transmission might leave you spinning your wheels. I am often asked about engine ... , they may leave a working engine with no way to transfer power to the propeller. A transmission problem can be devious: When an engine fails, the propeller stops spinning, but a neglected transmission could lock ...
April 16, 2009 - 1:11pmPropeller Design
, "Probably." His 76-foot Lazzara was built in 1994, when engines offered a third less horsepower for their size and weight. His engines struggle just below cruise rpm and the propellers vibrate as the boat ... better use of his engines, and also his fuel budget. New propellers probably won't increase his ...
Related tags: Propellers
June 18, 2009 - 2:02pmSystem Check
that dinghy batteries are charged, engines start, and drain plugs are installed before launching. Engines ... a new spark plug. If the boat was stored without running stabilizer through the engine first ... trouble, idle the engines and select a course that won't roll the peanut butter out of a jar ...
August 11, 2010 - 11:55amSafety Preparations
. For large yachts, Hone wants an engineer, a mate, a chef, and a chief stewardess aboard at least a month ... , clamps, and seals, and verify shaft alignment. Ensure the cooling- water flow from engines to shaft seals ...
Related tags: Boat Ownership
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