PMY - Power&Motoryacht

The owner of a Bertram 700 wanted to relax while at anchor in cool, quiet comfort. The cool part was easily covered thanks to a Marine Air chiller system comprised of four modular

Here’s a common, if unwelcome, sight for boaters: You go to pull your boat out of the water for winter lay-up or perhaps

Many years ago, because a now-defunct marine towing outfit I was working for at the time found itself a little short of qualified personnel, I became an instant chief engineer for...

Just the other day, I received in the mail a device called a BW8 Bilge Pump Activity Monitor from British manufacturer Celectron. Manufacturers occasionally send me products in...

Now and again, I serendipitously stumble across an onboard problem well before it snowballs into something expensive. For example, I was recently talking with my industrial-...

It was an interesting suggestion, really. Some weeks before, Heath Schuman of Nautic Air had UPS’d me an experimental version of his portable NA20 air purifier to temporarily try...

A contrarian take on battery replacement All batteries have terminals and cable connectors that need to be periodically cleaned, preferably with a battery brush.I’m guessing I’m...

Like lots of folks, I’ve got two diesel powerplants onboard, one for propulsion and the other for auxiliary power. And just a few months ago, the latter began showing signs of the...

Maintenance issues are constantly stalking boaters. The simple fact is that on a boat stuff breaks and things leak. Boats are complex mechanisms with dozens of systems and...

Heading south for the winter? Life's great under the swaying palms—until you get thirsty. Too often the drinking water in tropical paradises tastes funky. (Maybe that's why...

FloScan's TwinScan shows you how much fuel burn is occuring with both engines.Now that fuel is almost as expensive as vintage cognac, it's time to keep closer tabs on how much...

This cutaway of a conventional wet battery shows individual cells.Most boats alternate between the genset and the yellow cord, so it's easy to overlook the batteries—but...

The weather is getting warmer, and the sweet smell of sewage is wafting through your cabin. Why? Maybe you took a winterizing shortcut last fall and failed to clean the holding...

Afire on land is bad enough; at sea it can be disastrous. Since most fires start in the engine room, if you don't have an automatic fire-extinguishing system, it's time to install...

The screen looks complicated, but updating a Raymarine E-Series is easy.When you go through your boat this spring, show your marine electronics some love, too.Let me acknowledge...

While most sportfishermen now come with ice makers, retrofitting an older boat with one is a no-fret, no-sweat way to keep your catch fresh.Most fishermen lug blocks or bags of...

As seen here at Hale Propeller, measurements get fed into a computer for precise analysis.When did you last spend quality time with your propeller? I'll bet it was a long time ago...

An ozone generator can be connected to any existing water tank that has an access plate.Any shellback will tell you that ships don't run on diesel, they run on coffee. If the...

Few things aboard your boat are as simple—or as important—as rope. Docklines and anchor rodes will give you years of service if you take care of them properly, but...

Heavy ground tackle makes for sound sleeping, but when it's time to weigh anchor, it can be a pain unless you have a windlass to do the heavy lifting. Fortunately for our lower...

Does your boat have an NMMA (National Marine Manufacturers Association) certification plate near the helm or the “NMMA Certified” logo on the capacity plate? If it does, did you...

While isolation transformers tend to be terribly dull, they are valuable.Last summer I managed to cruise a snazzy, borrowed twin-screw flying-bridge boat from Maine to Connecticut...