Specifications

Hot Water Ring - To be insulated with armaflex, all joints to be glued.
Chilled Water Ring - Supply and return to be insulated with armaflex, all joints to be
glued.
Vent Ducting – 12mm Maritex in engine room air inlet and outlet vent ducting for sound
absorption.
Machinery Mounting - The following machinery to be mounted on soft rubber mounts:
Fridge and freezer compressors.
Water maker pumps. Hydraulic
power unit. Generator.
Air conditioning compressor and air handlers.
Domestic water pressure pump. Washing
Machine.
7. Machinery (Engine, Genset & Sterngear)
7.1. Main Engine
Main engine shall be a Yanmar 4LHA-HTP four (4) cylinder, four (4) stroke, marine
turbocharged diesel. Maximum engine rating is 160 hp @ 3300 rpm. It shall be the
responsibility of the Builder to confirm with engine manufacturer and Architect engine
selection prior to ordering engine. Engine to be equipped with standard equipment
including fresh water cooling, thermostatically controlled engine mounted fresh and raw
water pumps, engine oil and gearbox coolers, high capacity lube pump and filters, fuel
filters and pump, and other items listed in manufacturer’s data sheets.
Optional Equipment to include:
1. 24 Volt 100 Amp Bosch/Mastervolt alternator
2. New “C” type panel (cockpit)
Main engine and genset shall have there own sea water intake.
Seawater strainer to be Vetus type 525 in stainless steel with stainless filter element
and clear top.
Engine to be resiliently mounted as recommended by the manufacturer using
extra-silent mounts.
7.2. Gearbox
Gearbox to be Yanmar ZF45A 8° down-angle transmission with a 2.43:1 reduction gear.
7.3. Flexible Shaft Coupling
To be R&D Mod. 910-009 or Drivesaver Mod. 504 (from Globe Rubber Works).
7.4. Propeller Shaft
Aquamet 22, 40mm shaft with standard metric tapers and locked coupling.
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