How to Choose the Right Lewmar Thruster for Your Boat
Choose a Lewmar thruster by matching thrust output to your boat’s length and displacement: the TT140 (92.6 lbs thrust, 12V) suits boats up to 30 ft, the TT185 (128–214 lbs,...
Bow ThrustersHow-To Guides
Understand how bow thrusters improve docking and low-speed maneuvering on sailboats and yachts. Compare tunnel and retractable thrusters and learn how to size a unit to your hull.
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Step-by-Step Guide: Changing a Lewmar Bow Thruster Zinc Underwater
To change a Lewmar bow thruster zinc anode underwater, dive on the tunnel with a wrench, unscrew the eroded zinc from the gear leg, clean the mounting surface to bare...
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How to Identify and Fix Lewmar Bow Thruster Brush Wear
Worn brushes are the most common cause of a weak, sparking, or intermittent Lewmar bow thruster: once the carbon brushes wear short, they lose solid contact with the motor's commutator...
