engine warranties range from boat owners who are quite pleased with their service to others who claim loopholes big enough to drive — or tow — their boats through. The truth is that most engine manufacturers ... questions about it.” Frederiksen points out, for example, that engine computers keep records of all alarms ...

with today's high-horsepower engines. "Shipshape" from our December 2011 issue. When I began my career as a captain, attitudes were pretty lax about prophylactic diesel engine ... impellers, but anything beyond was delayed until the engines showed symptoms. But back then, 20 knots ...

engine. Doctors warn it’s better to catch health problems early through routine screening than to wait for symptoms. The same approach applies to caring for diesel engines ... and routine oil monitoring prolong the life of an engine by helping technicians detect problems before parts ...

system testing, will help keep your engine healthy. "The majority of our testing is for engines and generators,” says Charles Boswell, president of R&G Laboratories ... tests pH to screen for contamination, and nitrites that indicate coolant is protecting an engine against ...

. To start with, Zeus and IPS boats have to be hauled after their first 25 engine-hours. “Cummins says you ... David Fessenden, a marine applications engineer with Cummins Atlantic. “That smooths out some ... require grease in U-joints and at both ends of jack shafts that connect engines to drives. Painting ...

Learn more about extended warranties on engines. Web ... is essentially the same as new engine warranties. MTU’s Certified Care Coverage excludes a few components. Both plans cost more than those purchased while engines are within contiguous factory or extended warranty ...

for electronic engine controls. As Captain Audio was docking at a dockside watering hole, he cranked his tunes. Those amps sucked power, and the resulting voltage drop locked his engines in neutral. He collided ... are interdependent. ABYC, for example, requires larger wire where it runs through the hot engine rooms or where many ...

too. Do electronic engine shift and throttle controls fail? Absolutely ... governed diesels run without electricity. But engine computers and electronic controls require constant DC ... batteries sit overnight, and then make sure batteries can crank engines and power controls in the morning ...

, yacht owners can make sure their engines get diesel that’s ready to burn ... any problems that arose. Engines today are much less tolerant of common fuel problems, so owners have ... microns to stay within engine manufacturer’s warranty specifications. Secondary filters — those mounted ...

're finally headed out on that long-awaited cruise, but two hours into the trip, one of your engine ... 's engines aren't marginal, like they often were in the '70s and '80s. If you're servicing them every two ... marine diesel engines cool themselves by circulating antifreeze through the engine and then circulating ...

Proper filters keep your engine glistening on the inside, too. Your yacht's engineroom is pristine. The engines ... pressures, is how clean your engines are on the inside. Fuel, oil, and air filters keep them that way ...

, 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 ...

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 ...