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Date of Purchase __________________________________________________ Port Engine Serial Number: _________________________________________ Starboard Engine Serial Number: ____________________________________ Hull Identification Number: __________________________________________ Hull Identification Number • The Hull Identification Number (HIN) is located on the starboard side of the transom. • Record the HIN (and the engine serial num- bers) in the space provided above.
CONTENTS Chapter 1: Welcome Aboard! Fuel System Fuel Fills & Vents Dimensions and Tank Capacities Fuel Transfer Pump (Diesel Engines Only) (If Equipped) Layout View Anti-siphon Valves (Gas Engines Only) Dealer Service Fuel Filters Fuel/Water Separator Filters Warranty Information (Diesel Engines Only) Boating Experience Oil Change System (If Equipped) (Diesel Engines Only)
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Chapter 6: Plumbing 61 Chapter 10: Heating & Air Conditioning Bilge Pumps Air Conditioning System (If Equipped) Autofloat Switches Electric Heaters (If Equipped) Seawater Systems Heat Exchanger Cabin Heat (If Equipped) Seacocks Seawater Strainers Seawater Washdown (If Equipped) Chapter 11: Electrical System Freshwater System 12-Volt DC System Freshwater System Winterization...
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Hazard Boxes & Symbols The hazard boxes and symbols shown below are used throughout this manual to call attention to potentially danger- ous situations which could lead to either personal injury or product damage. Read ALL warnings carefully and fol- low ALL safety instructions.
459 Motoryacht • Owner’s Manual Chapter 1: Welcome Aboard! • This Owner’s Manual provides information about your yacht that is not covered in the Cruiser & Yacht Owner’s Manual Supplement. • Before using your yacht, study this Owner’s Manual, the Cruiser & Yacht Owner’s Manual Supplement, and all engine and accessory literature carefully.
Chapter 1: Welcome Aboard! 459 Motoryacht • Owner’s Manual Warranty Information • Meridian offers an Express Limited Transferable Warranty on each new Meridian purchased through an authorized Meridian dealer. • A copy of the Express Limited Transferable Warranty was included in your owner’s packet.
459 Motoryacht • Owner’s Manual Chapter 1: Welcome Aboard! Safety Standards DANGER! FALLING and ROTATING PROPELLER HAZARD! NEVER allow anyone to ride on parts of the yacht not designed for such use. • Sitting on seat backs, lounging on the forward deck, bow riding, gunwale riding or occupy- ing the transom platform while underway is especially hazardous and will cause personal injury or death.
Chapter 1: Welcome Aboard! 459 Motoryacht • Owner’s Manual Special Care For Moored Boats NOTICE • To help seal the hull bottom and reduce the possibility of gelcoat blistering on moored boats, apply an epoxy barrier coating. The barrier coating should be covered with several coats of anti-fouling paint.
459 Motoryacht • Owner’s Manual Chapter 1: Welcome Aboard! Yacht Lifting WARNING! PERSONAL INJURY and /or PRODUCT OR PROPERTY DAMAGE HAZARD! • Lifting slings may slip on the hull. • Avoid serious injury or death by securing the lifting slings together before lifting.
Chapter 1: Welcome Aboard! 459 Motoryacht • Owner’s Manual Carbon Monoxide (CO) DANGER! • Carbon monoxide gas (CO) is colorless, odorless, tasteless, and extremely dangerous. • All engines, generators, and fuel burning appliances produce CO as exhaust. • Prolonged exposure to low concentrations or very quick exposure to high concentrations will cause BRAIN DAMAGE or DEATH.
459 Motoryacht • Owner’s Manual Chapter 1: Welcome Aboard! Where and How CO Can Accumulate Stationary Conditions That Increase CO Accumulations Include: A. Using engine, generator, or other fuel burning device when yacht is moored in a confined B. Mooring too close to another boat that is using its space.
Chapter 1: Welcome Aboard! 459 Motoryacht • Owner’s Manual Trip Checklist ❏ Make sure you know where the exhaust outlets are located on your yacht. ❏ Educate all passengers about the symptoms of CO poisoning and where CO may accumulate.
459 Motoryacht • Owner’s Manual Chapter 1: Welcome Aboard! More Information For more information about how you can prevent carbon monoxide poisoning on recreational boats and other ways to boat more safely, contact: United States Coast Guard National Marine Manufacturers American Boat &...
459 Motoryacht • Owner’s Manual Chapter 2: Locations Component Locations 12-Volt Accessory Outlet - Upper Helm: 12-VOLT GAUGE • Located just to the left of the gauge panel. RECEPTACLE PANEL 12-Volt Accessory Outlets - Lower Helm (If Equipped): • One is located just to the right of the switch panel and...
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual AC & DC Main Electrical Panels • Located in the upper salon cabinet AC & DC PANELS SALON ENTRY STEPS next to the entry steps. Air Conditioner Seawater Intake Seacock (If Equipped): •...
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Air Conditioner Unit - Aft Cabin (If Equipped): STARBOARD STORAGE • Located in the starboard storage LOCKER locker under the aft berth mattress. Air Conditioner Units (2) - Command Bridge (If Equipped): •...
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual Battery Charger: SALON FLOOR • Located on the aft wall HATCH in the engine room. • Access the engine room through the salon floor hatch. BATTERY CHARGER PORT Battery Management Panel (Battery Switches): •...
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Bilge Pump & Float Switch - Aft: COCKPIT • Located in the lazarette bilge. FLOOR HATCHES • Access the lazarette through the cockpit floor hatches. Bilge Pump & Float Switch - Aft-Forward: AFT CABIN ENTRY STEP •...
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual Bilge Pump & Float Switch - Mid-Forward: • Located forward of the engine room ladder. • Access the engine room through the salon floor hatch. ENGINE ROOM LADDER MID-FORWARD Bilge Pump & Float Switch - Mid: BILGE PUMP &...
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Carbon Monoxide Detector - Aft Cabin: AFT CABIN • Located on the forward wall. CO MONITOR Carbon Monoxide Detector - Salon: • Located on the ceiling. SALON CO MONITOR Carbon Monoxide Detector - V-berth •...
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual DC Circuit Breakers: • Located in the upper salon cabinet next to the DC CIRCUIT BREAKERS SALON ENTRY STEPS entry steps. Depth Sounder Thru-hull Transducer: • Located in the engine room bilge, forward of the engine room ladder.
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Engine Cooling System Seawater Intake Seacocks: SEAWATER PICKUP • Located in the engine room, forward of each engine. & SEACOCKS Engine Room Access: • Access the engine room through the center floor hatch in CENTER the salon.
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual Freshwater Pump: • Located in the aft cabin. • Access is through the forward floor hatch in the aft cabin. FORWARD FLOOR HATCH Freshwater Pump Switch: • Located in the upper salon cab- inet next to the entry steps.
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Fuel Fills: • Located on the port and starboard deck trails. STARBOARD FUEL FILL FITTING Fuel Tanks: • Located on each side of the engine room. Generator (If Equipped): • Located in the lazarette.
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual Heat Exchange Fan Switch (If Equipped): • Located in the upper salon cabinet next to SWITCH the entry steps. Heat Exchange Shut-off Valve (If Equipped): • Located in the engine room, forward of the starboard engine.
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Lazarette: COCKPIT • Access the lazarette through the cockpit floor hatches. FLOOR HATCHES Macerator Underwater Discharge Seacock (If Equipped): • Located in the engine room, aft of the holding tank. HOLDING MACERATOR UNDERWATER...
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual Seawater Washdown Pickup Seacock: • Located inside the floor hatch in the utility room. FLOOR HATCH Spotlight (If Equipped): • Located on the bow. SPOTLIGHT...
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459 Motoryacht • Owner’s Manual Chapter 2: Locations Spotlight Control Panel (If Equipped): UPPER HELM • Located on the upper helm and lower helm (if equipped). SPOTLIGHT CONTROL PANEL LOWER HELM SPOTLIGHT CONTROL PANEL Wall Vacuum Unit (If Equipped): • Located in the utility room on the forward starboard wall.
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Chapter 2: Locations 459 Motoryacht • Owner’s Manual Waste Holding Tank: • Located in the engine room. • Access the engine room through the salon floor hatch. WASTE HOLDING TANK Water Heater: • Located in the engine room, forward of the port...
459 Motoryacht • Owner’s Manual Chapter 3: Propulsion & Related Systems Engines Read and understand the engine operation and maintenance manuals before using or working on the engines. Engine Cooling System CAUTION SYSTEM DAMAGE HAZARD! The engine cooling system’s seacocks must be Opened before the engines are started and must remain open while the engines are running.
Chapter 3: Propulsion & Related Systems 459 Motoryacht • Owner’s Manual Exhaust System DANGER! CARBON MONOXIDE POISONING HAZARD! Leaking engine and/or generator exhaust is a source of dangerous carbon monoxide gas (CO). Check all exhaust systems before each trip. • Look for leaks in the exhaust systems of the propulsion engines and the generator.
459 Motoryacht • Owner’s Manual Chapter 3: Propulsion & Related Systems Bilge Blower Systems WARNING! FIRE/EXPLOSION HAZARD • Use of the blower system is NOT A GUARANTEE that explosive fumes have been removed. • BEFORE starting the engines or the generator ALWAYS use the "sniff test" to check the bilge areas for fuel vapors.
Chapter 3: Propulsion & Related Systems 459 Motoryacht • Owner’s Manual Fuel System WARNING! FIRE, EXPLOSION AND OPEN FLAME HAZARD! • It is very important that the fuel system be inspected thoroughly the first time it is filled and at each subsequent filling.
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459 Motoryacht • Owner’s Manual Chapter 3: Propulsion & Related Systems PORT FUEL TANK FUEL RETURN LINE FUEL/WATER SEPARATOR DIESEL FUEL LINE FUEL FEED ROUTING (IF EQUIPPED) LINE FUEL/WATER SEPARATOR FUEL RETURN LINE STARBOARD FUEL TANK FUEL FILL DECK FITTING...
Chapter 3: Propulsion & Related Systems 459 Motoryacht • Owner’s Manual Fuel Fills & Vents • The fuel fill fittings are marked “Diesel” or "Gas". • If you experience difficulty filling either fuel tank, see if the fuel fill hose or fuel tank vent hose is kinked or collapsed.
459 Motoryacht • Owner’s Manual Chapter 3: Propulsion & Related Systems Fuel Filters • The fuel pickup tubes (located inside the fuel tank) are equipped with fine mesh screen filters. • Also, when supplied by the engine manufacturer, a fuel filter is installed on each engine.
Chapter 3: Propulsion & Related Systems 459 Motoryacht • Owner’s Manual Oil Change System OIL CHANGE SYSTEM ROUTING (IF EQUIPPED) (If Equipped) (Diesel Engines Only) • Your yacht may feature an oil PORT change pump to simplify ENGINE draining and filling engine and generator oil.
459 Motoryacht • Owner’s Manual Chapter 3: Propulsion & Related Systems Shaft-Transmission Alignment CAUTION SYSTEM DAMAGE HAZARD! • If you suspect a shaft-transmission misalignment, have a qualified mechanic perform an alignment inspection as soon as possible. • Continued use may lead to premature engine, transmission, shaft, shaft seal and/or hull damage! •...
459 Motoryacht • Owner’s Manual Chapter 4: Controls & Gauges Steering AUTOPILOT RUDDER RUDDER HYDRAULIC STEERING AUTOPILOT STEERING (IF EQUIPPED) TIE BAR CYLINDER PUMP (IF EQUIPPED) • This yacht features a hydraulic steering system. • Check the fluid level in the hydraulic steering reservoir every time you use your yacht.
459 Motoryacht • Owner’s Manual Chapter 4: Controls & Gauges Autopilot (If Equipped) WARNING! • Never leave the helm while the autopilot system is on! • A qualified operator must monitor the autopilot system at all times and keep lookout for other marine traffic and other hazards.
Chapter 4: Controls & Gauges 459 Motoryacht • Owner’s Manual Trim Tabs WARNING! LOSS OF CONTROL HAZARD! Improper use of trim tabs will cause loss of control! • Do not allow anyone unfamiliar with trim tabs to use them. • Do not use trim tabs in a following sea as they will cause broaching or other unsafe handling characteristics.
459 Motoryacht • Owner’s Manual Chapter 4: Controls & Gauges Docking On Command (D.O.C.) System (If Equipped) CONTROL MODULE UPPER HELM STATION STERN THRUSTER BOW THRUSTER (TYPICAL) (TYPICAL) • The D.O.C. system features bow and stern thrusters. • The thrusters can be controlled from either helm.
Chapter 4: Controls & Gauges 459 Motoryacht • Owner’s Manual Gauges Cleaning Gauges CAUTION PRODUCT or PROPERTY DAMAGE HAZARD! • Use only mild soap and water to clean the gauge lenses and bezels. • Use of other cleaners, including common window cleaning solutions, may cause the lenses to crack.
459 Motoryacht • Owner’s Manual Chapter 5: Navigation & Communication Equipment Before using these systems for the first time, read and understand the instruction manuals and note the following: Compass NOTICE • Compass accuracy can be affected by many factors.
Chapter 5: Navigation & Communication Equipment 459 Motoryacht • Owner’s Manual Radar (If Equipped) WARNING! Radar is meant to help the navigator, not replace him/her. The operator is responsible for keep- ing a visual look-out for possible collision situations. No single navigation aid (including this radar) should be relied upon as the only method for navigating your yacht.
459 Motoryacht • Owner’s Manual Chapter 6: Plumbing Bilge Pumps NOTICE Discharge of oil, oil waste or fuel into navigable waters is prohibited by law. Violators are sub- ject to legal action by the local authorities. • Your yacht is...
Chapter 6: Plumbing 459 Motoryacht • Owner’s Manual Bilge Pump Testing Bilge pumps are critical to the safety of your yacht. Check the bilge pumps often to make sure that they are working properly. Test each pump individually. To test each bilge pump: Turn On the manual switches at the helm.
459 Motoryacht • Owner’s Manual Chapter 6: Plumbing Seawater Systems Seacocks CAUTION SYSTEM DAMAGE HAZARD! • Before using a seawater intake system, make sure that the system’s seacock is in the Open position before the system is started and keep the seacock Open until the system is shut Off.
Chapter 6: Plumbing 459 Motoryacht • Owner’s Manual Seawater Washdown (If Equipped) CAUTION FLOODING & SWAMPING HAZARD! NEVER leave your yacht unattended while using the "seawater washdown" feature. Any leak or break in the system may allow large amounts of water to accumulate in the bilge that could cause swamping of the batteries and engines or even sinking of the yacht.
459 Motoryacht • Owner’s Manual Chapter 6: Plumbing Freshwater System WARNING! • Only use safe drinking (potable) water in your yacht’s freshwater system. • Only use a sanitary drinking water hose to fill the water tank or connect to city water.
Chapter 6: Plumbing 459 Motoryacht • Owner’s Manual Freshwater System Winterization CAUTION! WATER SYSTEM DAMAGE HAZARD! Never blow compressed air through the water system when all of the faucets are Closed. Turn On the water system switch. Open all of the faucets and showers and let the water system drain completely.
459 Motoryacht • Owner’s Manual Chapter 6: Plumbing Water Heater WARNING! HOT HAZARD! Water heated by the water heater can reach temperatures hot enough to scald the skin. CAUTION WATER HEATER DAMAGE HAZARD! • DO NOT turn On the water heater electrical circuit on the AC panel until the water heater tank is COMPLETELY filled with water.
Chapter 6: Plumbing 459 Motoryacht • Owner’s Manual Transom Shower • Your yacht features a freshwater transom shower. • Read the manufacturer’s instructions before using the transom shower for the first time. • The water pump switch must be turned On before using the transom shower.
459 Motoryacht • Owner’s Manual Chapter 6: Plumbing Drain Systems Deck Drains • Water on the deck is drained overboard through the deck drains. • Keep the deck drains free of debris. Galley Sink Drain The galley sink is gravity drained overboard.
Chapter 6: Plumbing 459 Motoryacht • Owner’s Manual Marine Heads & Holding Tank NOTICE Check with local authorities for regulations regarding the legal use of marine head systems. ELECTRIC HEAD SYSTEM ROUTING HOLDING HEAD TANK SEAWATER PICKUP & BALL VALVE SEAWATER PICKUP &...
459 Motoryacht • Owner’s Manual Chapter 6: Plumbing Electric Head System • Read the electric head operation and maintenance manual. • The electric head system uses seawater to flush waste from the toilet into the holding tank. • Open the seawater intake seacock before using the marine head.
459 Motoryacht • Owner’s Manual Chapter 7: Deck Equipment Cleats WARNING! PERSONAL INJURY and /or PRODUCT or PROPERTY DAMAGE HAZARD! • NEVER lift the yacht using the cleats. Carefully read the section on towing in the Cruiser & Yacht Owner’s Manual Supplement before towing anything behind your yacht or having your yacht towed by another vessel.
459 Motoryacht • Owner’s Manual Chapter 7: Deck Equipment Canvas CAUTION Take down and securely stow the canvas top, side curtains and back cover before transporting your yacht by road. Insert the end eyes (A) of the main bow (B) into the deck hinges (C) and secure with the pins (D).
459 Motoryacht • Owner’s Manual Chapter 8: Appliances & Entertainment Systems NOTICE Always keep an approved ABC-type fire extinguisher in galley area. All appliances and entertainment systems installed on your yacht come with their own manuals. These manuals con- tain detailed instructions and important safeguards. Thoroughly read and understand these manuals before using your yacht’s appliances and entertainment systems.
459 Motoryacht • Owner’s Manual Chapter 8: Appliances & Entertainment Systems Range/Oven (If Equipped) WARNING! BURN HAZARD! • Do not touch stove burners, grates or areas near the stove units as they may be hot even when they are dark in color. Areas near burners and grates may become hot enough to cause burns.
459 Motoryacht • Owner’s Manual Chapter 9: Lights Care and Maintenance All of the lights installed on your yacht are of top quality, but you should be aware that failure may periodically occur for a variety of reasons: There may be a blown fuse - replace the fuse.
459 Motoryacht • Owner’s Manual Chapter 10: Heating & Air Conditioning Air Conditioning System (If Equipped) DANGER! CARBON MONOXIDE POISONING HAZARD! Dangerous carbon monoxide gas (CO) can be brought into the yacht through the air conditioning system. CAUTION SYSTEM DAMAGE HAZARD! The air conditioning system’s seacock must be OPENED before turning on the air conditioner...
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Chapter 10: Heating & Air Conditioning 459 Motoryacht • Owner’s Manual Forward & Aft Air Conditioning Systems (If Equipped) Read the air conditioner manual before using the air conditioning system. • Before using the air conditioning system, make sure the breakers...
459 Motoryacht • Owner’s Manual Chapter 10: Heating & Air Conditioning Electric Heaters (If Equipped) Your yacht may feature electric cabin heaters. Operating instructions for this system can be found in the manufac- turer’s instruction manual. • Before using the electric heaters, make sure the breakers on the AC panel are turned On.
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System DANGER! EXTREME FIRE, SHOCK & EXPLOSION HAZARD! • To minimize the risks of fire and explosion, NEVER install knife switches or other arcing devices in the fuel compartments. • NEVER substitute automotive parts for marine parts. Electrical, ignition and fuel system parts were designed and manufactured to comply with rules and regulations that minimize risks of fire and explosion.
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System 12-Volt DC System Batteries The batteries supply electricity for lights, accessories, and engine starting. The Electrical section of Chapter 8, in the Cruiser & Yacht Owner’s Manual Supplement, provides battery, care and maintenance instructions.
Chapter 11: Electrical System 459 Motoryacht • Owner’s Manual 12-Volt Accessory Outlet(s) CAUTION DO NOT use the 12-volt accessory outlet with a cigarette or cigar lighter. High temperatures may melt the outlet. • Your boat features one or more 12-volt accessory outlets.
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System Alternating Current (AC) System CAUTION WATER HEATER DAMAGE HAZARD! • DO NOT turn on the water heater AC panel electrical circuit until the water heater tank is COMPLETELY filled with water.
Chapter 11: Electrical System 459 Motoryacht • Owner’s Manual Shore Power DANGER! FIRE, EXPLOSION & SHOCK HAZARD! • DO NOT alter shore power connectors and use only compatible connectors. • Before plugging in or unplugging the shore power cord to your boat, make sure all breakers and switches on the AC master panel are turned OFF.
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System NOTICE • Some dockside outlets may be rated less than 30 amps, therefore, you may need to purchase lower amp adapters. • Whenever a lower amp adapter is used, however, there will be a corresponding drop in sup- plied power from the dockside system.
Chapter 11: Electrical System 459 Motoryacht • Owner’s Manual Parallel Switch NOTICE • When using the Parallel Switch do not exceed 30 total amps. • The amperage of each component breaker is shown on the breaker itself. • The voltage on each line can be read by viewing the voltmeter on the Shore power AC panel.
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System Generator (If Equipped) DANGER! CARBON MONOXIDE POISONING HAZARD! Generators are a source of dangerous carbon monoxide gas (CO). Check the generator exhaust system for leaks before each use. WARNING! FIRE/EXPLOSION HAZARD! •...
Chapter 11: Electrical System 459 Motoryacht • Owner’s Manual • When your yacht is not GENERATOR LAYOUT connected to shore power, the generator can supply GENERATOR SIPHON BREAKS MUFFLER 120V/60Hz power. • Before using the genera- tor, read the generator...
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System 12-Volt DC Hull Electrical System RAW WATER PUMP BILGE PUMP (IF EQUIPPED) BILGE PUMP AFT VACUFLUSH (IF EQUIPPED) PLUG HOLDING TANK HOLDING TANK FORWARD VACUFLUSH (IF EQUIPPED) FUEL FILTER FIRE EXTINGUISHER...
459 Motoryacht • Owner’s Manual Chapter 11: Electrical System 120-Volt AC Electrical System V-BERTH HEAD BOARD V-BERTH HANGING LOCKER REFRIGERATOR V-BERTH RECEPTACLE OVEN OUTLET MICROWAVE FORWARD HEAD VANITY SALON RECEPTACLE COCKPIT COCKPIT ENTERTAINMENT ENTERTAINMENT CENTER CENTER SALON TV AFT HEAD...
459 Motoryacht • Owner’s Manual Important Records Selling Dealer Plumbing Name Of Dealership Freshwater Tank Capacity Waste Holding Tank Capacity Address Key Numbers Phone/FAX/E-mail Cabin Ignition Sales Manager Other Other Service Manager Electronics Engines Manufacturer Model Name/Number Manufacturer Model Name/Number...
459 Motoryacht • Owner’s Manual Float Plan Before going boating, fill out a copy of this float plan (or similar) and leave it with a reliable person whom you can depend on to contact the Coast Guard or other rescue organization, if you do not return as scheduled.
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Float Plan 459 Motoryacht • Owner’s Manual Survival Equipment Trip Expectations Number of PFDs Flares (Yes/No) Mirror (yes or no) Departing From Smoke Signals (Yes/No) Flashlight (Yes/No) Food (Yes/No) Departure Date Departure Time Water (Yes/No) Anchor (Yes/No) Raft/Dinghy (Yes/No) Stopover 1...
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