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Catalac Catamaran Performance & Maintenance Tips
  Catalac Catamaran
I've scanned some factory updates and notes on all Catalac Catamaran models and converted them into HTML format.. These can be important as they address issues seen in the fleet.
Catalac Catamaran Factory Updates
Description Page
Propeller drag under sail accounts for a significant performance hit to boat speed for catamarans with diesels. Is free wheeling the props better? This page has the definitive boat tests from both sailors and MIT addressing this subject. They all arrive at the same conclusion. Propeller Drag Tests
Catalacs received a notoriously poor reputation for windward performance. Mary Lack addresses the issue in a reply to a concerned customer. I've followed her suggestions and discovered that she was correct. I now sail at speed right up to 30 degrees apparent. Catalac Windward Performance letter
Jim Andrews article concerning Catalac rigging adjustments, sail trim and boat trim, with maintenance tips on Steering cables and rudders. Also in depth coverage on sailing to windward Catalac Sail Trim and Boat Trim
John Lack's letter with various performance and maintenance tips concerning incorrectly positioned masts, Stemheads, and Stern Glands. Catalac Factory Update 1
John Lack's 2nd state of Catalac Catamarans letter with various performance and maintenance tips including, Yanmar gearbox problems and standing rigging failures. Catalac Factory Update 2
John Lack's 3rd state of Catalac Catamarans letter with various performance and maintenance tips concerning mast raising, stemheads, Fixed Skegs and Rudders and a nice article on Gel Coat Repairs. Catalac Factory Update 3
Catalac 8M and 9M mast lowering instructions Mast Lowering
Rotostay Auto Furler installation instructions Rotostay manual
   
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