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MAREX 373 Aft Cabin Cruiser User Handbook Manual

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370 AFT CABIN CRUISER (373)
You are now the owner of quality product from MAREX. Your boat is
build by the highest standards of safety and quality for your safety and
pleasure.
The handbook is written so that you as a boat owner can have the best
possibilities to get experienced with the boat and its functions. The
handbook contains important information about handling, safety,
systems, equipment mounted or delivered with the boat. You will also
find useful information about use and maintenance.
It is recommended that you make yourself acquainted with the boats
maneuvering ability and properties before you start to use it, regardless
of previous boating experience. Your local dealer can assist you in
finding an instructor or boating school.
Please study the handbook carefully before using the boat.
Producer:
MAREX BOATS UAB
Eglių g. 1,
Ilgakiemio km.
Garliavos sen
Kauno raj
Lithuania
Tlf:
00370 37 26 1500
Fax:
00370 37 26 1700
E-mail sp@marex.lt
Our quality
Your safety and boat pleasure
MAREX
CONGRATULATES YOU
WITH YOUR NEW

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Summary of Contents for MAREX 373 Aft Cabin Cruiser

  • Page 1 CONGRATULATES YOU WITH YOUR NEW 370 AFT CABIN CRUISER (373) You are now the owner of quality product from MAREX. Your boat is build by the highest standards of safety and quality for your safety and pleasure. The handbook is written so that you as a boat owner can have the best possibilities to get experienced with the boat and its functions.

  • Page 2: Table Of Contents

    MAREX 373 Aft Cabin Cruiser LIST OF CONTENTS User handbook chapter 1 Contents Page ARTICLE I. GENERAL ......................5 1.01 0.1 DIVIDER ..5 ECTION CONTAINS A LIST OF INSTALLED EQUIPMENT IN YOUR BOAT 1.02 0.2 S ................. 6...
  • Page 3 0.1.9 Common errors ..................35 4.08 0.29 S ............ 35 ECTION EPTIC SYSTEM LACK WATER SYSTEM 0.1.10 Common errors ..................36 4.09 0.30 U ................37 ECTION SE OF THE SEPTIC TANK 4.10 0.31 T ................38 ECTION HE ELECTRIC SYSTEM 0.1.11 Maintenance and controlling ..............
  • Page 4 8.04 0.60 T ................61 ECTION HE STEERING SYSTEM 8.05 0.61 W ..................... 62 ECTION ATERLOCK 8.06 0.62 E ................63 ECTION MERGENCY STEERING 8.07 0.63 S ..................63 ECTION ANITARY SYSTEM ARTICLE IX. POSITIONS OF THROUGH HULL FITTINGS ............ 64 9.01 0.64 S ..................

  • Page 5: Article I. General

    MAREX 373 Aft Cabin Cruiser Article I. GENERAL The handbook is written according to EN-ISO-10240 - Type Marex 373 AFT CABIN CRUISER Construction category : Approval Type approval by Det Norske Veritas, Type certificate nr. RCD-B-405 See copy enclosed in divider nr 5 The boats CIN number (Craft Identification Number) is engraved aft of the boat, under the fenderlist starboard side.

  • Page 6: Symbols Used In The Book

    MAREX 373 Aft Cabin Cruiser Section 1.02 0.2 Symbols used in the book (D) DANGER: The ”D” warnings in the book or in the installed component own user manual MUST be followed to avoid personal injury or serious material damage.

  • Page 7: Construction Categories

     This ”user bag” is considered a part of the boat and must be included in the boat for future owners.  Marex is continuously developing the quality of its products. This book contains information updated at the time of the print of this book and may therefore deviate from your boat.

  • Page 8: Technical Data

    MAREX 373 Aft Cabin Cruiser  This handbook is adjusted to a standard equipped boat.  Many Marex boats are custom made. Equipment that is not of significant importance to the safety or stability of the boat is not incorporated in this user handbook.
  • Page 9 MAREX 373 Aft Cabin Cruiser Displacement of empty boat single engine 6400 standard boat and weight according to single Volvo D6 – 435 cm* / kg* Page 9 of 66...

  • Page 10: Section 0.7 Engine And Shaft

    MAREX 373 Aft Cabin Cruiser Section 2.03 0.7 Engine and SHAFT Engine type Marine diesel, single shaft (Seatorque or Clements). Max recommended effect Single engine : 320kW (435 Hp) Section 2.04 0.8 Electric system Voltage 12V DC/220V AC Starter battery...

  • Page 11: Article Iii

    We summarize the important information for safety aboard. A great deal of the information will be repeated later in the user manual, but Marex signify the importance for you as a customer and user of the boat that this information is easy accessible in a stressed situation.

  • Page 12: (I) Gas Installation And Leakage Test Instruction

    MAREX 373 Aft Cabin Cruiser (i) Gas installation and leakage test instruction READ THE INSTRUCTIONS CAREFULLY BEFORE THE LEAK DETECTOR IS INSTALLED OR USED! Used symbols: 1.0 SAFETY WARNING! I DANGER! The leak detector is designed for indicating leaks in L.P.G.- systems with a maximum working pressure of 200 kPa (2 bar).The system is supposed to be checked prior to the...
  • Page 13 MAREX 373 Aft Cabin Cruiser connections are fixed through tightening the nuts and hose clamps. If this doesn't cure the problem - change hoses and fittings. 3.8 If the leakage can't be traced to the tubes and hoses, open up the valves to the equipment one by one.
  • Page 14 MAREX 373 Aft Cabin Cruiser Page 14 of 66...

  • Page 15: Fire

    MAREX 373 Aft Cabin Cruiser 0.11 Fire (D)  1 manual fire extinguisher 2 kg type ABC class II (powder apparatus) located:  Cockpit, next to entrance to front cabin  The engine room has an automatic fire extinguisher system with auto discharge and auto stop of the engine.
  • Page 16 MAREX 373 Aft Cabin Cruiser Indicator lamp Your boat has automatic fire extinguishing system in the engine room that uses FM200 as an active component.  The engine room has a fixed installed system. The contents can cause serious respiration problems and be fatal.

  • Page 17: The User/Owner Is Responsible For

    MAREX 373 Aft Cabin Cruiser By automatic discharge of the contents,  The engine stops automatically!  Turn of the main switches.  Evacuate the cabins.  Grab the manual fire extinguisher and release the safety pin.  Control the engine room for fire.

  • Page 18: Manual Lensing System

    MAREX 373 Aft Cabin Cruiser Section 3.02 0.12 Manual lensing system  The manual lensing system pumps out the water by hand. This system is used when the automatic system cannot be used or when you need to lens the tank room or cabin.
  • Page 19 MAREX 373 Aft Cabin Cruiser Switches for the electric lensing pump  To test the pump: open floor hatch and check  if the red diode is turned on and  The summing tone is coming from the opened engine room If both points are ok, the switch appears to be in order.

  • Page 20: Hull Lead- Through Under The Waterline

    MAREX 373 Aft Cabin Cruiser Section 3.04 0.14 Hull lead- through under the waterline 0.1.3 Closing-valve for seawater for the toilet. (see enclosed drawing.. B.02.01) The closing valves placed under the floor in the engine room. Valve for discharging the septic...
  • Page 21 MAREX 373 Aft Cabin Cruiser The closing valve placed under the floor in the middle cabin. water pump for toilet Toilet water filter Valve for toilet water pump CLOSED POSITION Pump (macerator) for septic tank discharge Close the toilet water inlet valve BEFORE cleaning the seawater filter for the toilet water pump.

  • Page 22: Valve For Fresh Water

    MAREX 373 Aft Cabin Cruiser 0.1.4 Valve for fresh water Fresh water pump Fresh water filter Power steering pump Section 3.05 0.15 Shore power When the boat is connected to shore power, the ZINC anodes must be controlled often. (Seen on top of the flounder on the stern drive- over the propeller) Zink anodes are for saltwater and are standard from the engine supplier.
  • Page 23 MAREX 373 Aft Cabin Cruiser WARNING: A short stay of a day or two in freshwater can cause the zinc anodes to be passive due to oxidation. A mild sanding of the zinc surface will activate it again and prevent corrosion on the stern drive. Do not drive in freshwater without activating the zinc anodes.

  • Page 24: Safety Equipment

    MAREX 373 Aft Cabin Cruiser Section 3.06 0.16 Safety equipment In most countries, safety vests or similar must be available for ALL passengers aboard. See to that all personnel aboard, knows the instructions for use of such equipment. Rehearse on “Man Over Board” and practice the easiest boarding of the boat from the water.

  • Page 25: Cooker And Oven

    MAREX 373 Aft Cabin Cruiser Closing valve for diesel flow to the engine. Section 3.10 0.20 Cooker and oven  Standard equipment includes a gas cooker. The boat can also be delivered with diesel installation. Never start the cooker without checking the system.
  • Page 26 MAREX 373 Aft Cabin Cruiser  Test the gas system for leakages at a regular basis. Check all connections for leakage by:  Testing and observing the bubble-leakage-tester in the compartment on the bathing platform.  Manually test the system by adding soap and water to cranes and valves.
  • Page 27 MAREX 373 Aft Cabin Cruiser Do not use detergents containing ammoniac. Never use open flame to check for leakage! Fuel burning devices with open flame consumes oxygen and produces exhaust. Ventilation is important when the device is in use. Keep the door or a window open.

  • Page 28: Emergency Exits

    MAREX 373 Aft Cabin Cruiser Section 3.11 0.21 Emergency exits Emergency exits front cabin:  Door from front cabin to the cockpit opening size 50 cm  Hatch in front cabin roof opening diameter Ø 48 cm Emergency exit aft -cabin: ...

  • Page 29: Section 3.12 Corrosion Protection

    MAREX 373 Aft Cabin Cruiser Section 3.12 Corrosion protection Boat has Zink anodes installed from factory. Anodes are manufactured for different environments and will react to those. There are some general recommendations when choosing anodes: Zinc – Salt water Aluminum – Brackish Magnesium –...

  • Page 30: Article Iv

    Fuel system – 1 diesel engine MAREX 370-dwg.006 Section 4.03 0.24 Technical systems 0.1.5 Drawings of the technical systems Marex presents the following drawings in divider number 4 for 370 Aft Cabin Cruiser. MAREX 370-dwg.007 Trough hull fittings MAREX 370-dwg.007-2 Trough hull fittings-starboard MAREX 370-dwg.007-3...

  • Page 31: Pictures And Description Of Installed Components

    0.1.6 Pictures and description of installed components In divider 7 in this handbook you will find pictures with descriptions of installed components in a standard Marex 370 Aft Cabin Cruiser. Section 4.04 0.25 The fuel system The fuel system consists of the fuel tank in its own compartment, hoses connected to the tank shown on the drawings.

  • Page 32: Draining System

    MAREX 373 Aft Cabin Cruiser Section 4.05 0.26 Draining system  Draining of the cockpit floor: The floor frame around the engine room drains the water down and out trough hull on port side. Draining frame leads water down under the floor...

  • Page 33: Lens Pump

    MAREX 373 Aft Cabin Cruiser Section 4.06 0.27 Lens pump  Manual lensing pump:  Is placed on the starboard stairs.  One lens pump lenses both, the engine room and the front cabins area. To choose which area to lens, use the 3 way valve located inside the pantry.

  • Page 34: Fresh Water System

    MAREX 373 Aft Cabin Cruiser Section 4.07 0.28 Fresh water system The freshwater system consists of hot and cold water from the water tank via the hot water tank heated by the engine or shore connection.  Sink in the toilet room (starboard) ...

  • Page 35: Common Errors

    MAREX 373 Aft Cabin Cruiser The shower has a separate lensing pump to drain the water. Shower drain pump Shower and boiler drain automatic sensor  Read the user manual for the hot water tank and the pressure water pump.

  • Page 36: Common Errors

    MAREX 373 Aft Cabin Cruiser 0.1.10 Common errors Errors, which may stop or block the discharge:  No water into the toilet- o Blocked inlet for the water into the toilet (plastic pieces, seaweed etc.) o Filled filter for the toilet pump o No power on septic flushing pump o Automatic fuse for the septic pump must be reset.

  • Page 37: Use Of The Septic Tank

    MAREX 373 Aft Cabin Cruiser  Tip:  Close the bottom valve.   Demount the front of the macerator. Clean the plastic ”lips” mounted before the pump.  Don’t go to bed with a full tank. If the daylight heats a full tank, stinking gas will appear as a result of expanding material.

  • Page 38: The Electric System

    MAREX 373 Aft Cabin Cruiser deck Discharge of the septic tank by the fitting: The bottom valve MUST be closed before the septic is sucked up with a hose- Caution! Water can be sucked up into the tank if the valve is not closed.
  • Page 39 MAREX 373 Aft Cabin Cruiser  Cabin lights and courtesy lights  Anchor winches  Radio and TV  Various service devices  Bow propeller  Aft thruster  See enclosed drawings of the switch panel and main switches. 230 Volt system consists of: ...

  • Page 40: Maintenance And Controlling

    MAREX 373 Aft Cabin Cruiser  Use start-cables without spark protection/ignition protection. This can damage the electronic system for the engines!  Read the instruction manual for the battery charger Some models have a red diode light ignited when the shore connection is in use.

  • Page 41: Common Errors

    MAREX 373 Aft Cabin Cruiser If the anodes are tired or filled with ”holes” there can be something wrong with the shore power system or the marina electric system or any near boat or a close electrical system. Disconnect immediately and do not connect until the source is found.

  • Page 42: Ventilation System For The Engine

    MAREX 373 Aft Cabin Cruiser Exhaust hose going to waterlock located in engine room Section 4.12 0.33 Ventilation system for the engine The engine room is ventilated through the side openings on the hull, on port and starboard side. The air travels into the engine room down the sides and above the diesel tanks.

  • Page 43: Article V. Operation

    MAREX 373 Aft Cabin Cruiser Fire resistant blanket Article V. OPERATION This chapter contains information advices and hints about practical use of the boat and equipment. The following activities and equipment will be commented:  Starting the engine  Batteries ...

  • Page 44: Section 5.01 0.35 Starting The Engine

    MAREX 373 Aft Cabin Cruiser Before starting it is important to assure yourself that the safety equipment is present and functional. (Safety vests, fire extinguisher, anchor, ropes etc) Always use a safety vest aboard. Section 5.01 0.35 Starting the engine Before starting check the following: ...
  • Page 45 MAREX 373 Aft Cabin Cruiser When the engine is running, the batteries are charged by the generator/dynamo on the engine. It is important to maintain this system. Charging voltage The voltage by maximal charging is normally around 14,2 to 14,4 Volt.

  • Page 46: Switch Panel & Connection Schemes

    MAREX 373 Aft Cabin Cruiser Section 5.03 0.37 Switch panel & connection schemes Drawings are enclosed in divider nr. 4 Section 5.04 0.38 Fuse panel Placed at starboard side by the helms position/drivers seat. Page 46 of 66...

  • Page 47: Main Switch Panel

    MAREX 373 Aft Cabin Cruiser Section 5.05 0.39 Main switch panel Always switch off all main switches before leave the boat Automatic main switch box is located in engine room – controlled with two switches on dashboard Battery charging 230V outlet...

  • Page 48: Windscreen Wipers

    MAREX 373 Aft Cabin Cruiser Section 5.06 0.40 Windscreen wipers Control switches are placed on the dashboard/ helms positioned under the navstation. Push the switch to turn on wipers (first 3 switches) Switch for windscreen water Section 5.07 0.41 Dashboard instrumentation installation access For the access to all installation cables and connections, the plotter needs to be removed and then the access to the backside of the instruments is possible.

  • Page 49: Maneuvering The Boat

    MAREX 373 Aft Cabin Cruiser Section 5.08 0.42 Maneuvering the boat 0.1.13 Maneuvering a boat in category B Important factors to understand and study are: The boat, the cargo weight and placement, position of the rudder, the position of the trim flaps. The use of trim flaps and the rudder takes time to master. Spend time on practicing this.
  • Page 50 MAREX 373 Aft Cabin Cruiser Maneuvering with the waves:  Trim the bow high up with the tilt and trim flaps.  Avoid sailing faster than the waves.  Throw an emergency anchor/drifting anchor if the speed is too high.

  • Page 51: The Electric System

    MAREX 373 Aft Cabin Cruiser  The cargo and the cargo placement  Speed  Quick acceleration  Entering and exiting planning  Sea conditions  Rain and sea spray  The boats own light  Position of the boat helms equipment and curtains Always keep enough distance to avoid collisions and to maneuver away in case of unexpected happenings.

  • Page 52: Sanitary System

    MAREX 373 Aft Cabin Cruiser Section 5.10 0.44 Sanitary system Empty the black water tank/septic tank in deep waters far away from land. Avoid polluting! The bottom valve water inlet must be open for the toilet to work. (Located in the engine room) mid cabin Always use sanitary liquid in the toilet and follow the producer’s advice.

  • Page 53: Operating Other Equipment

    MAREX 373 Aft Cabin Cruiser Section 5.11 0.45 Operating other equipment 0.1.14 Cooker and oven  Cooker and oven The cooker uses oxygen! Provide for good ventilation when the device is in use. Avoid suffocation. Do not use for heating! Do not let a fender block the exhaust outlet (in the hull) as this can cause fire.

  • Page 54: Hints And Advices

    Make sure there is no cargo in the boat. 0.1.19 Mooring the boat Marex 370 Aft Cabin Cruiser has 2 pullers in the front and 2 at the back/aft of the boat, and 4 pullers at the middle of the ship length.

  • Page 55: Environmental Issues

    This wax can be removed in warm weather with a thinner and very hot water. To protect the hull and to prevent osmosis, Marex recommends to prime the hull under the waterline before antifouling is added. This has already been made if antifouling has been ordered as extra equipment.

  • Page 56: Before Winter Storage

    There are many products on the market and Marex recommends oiling the deck with oil without chemical additives. To get the best result the teak can be sanded with fine sandpaper and then oiled.

  • Page 57: Maintenance Of The Steering System

    MAREX 373 Aft Cabin Cruiser Section 6.04 0.50 Maintenance of the steering system    Control the couplings, hoses, bearings and fastening points.  Control the fluid level in the steering system frequently. Check the cylinders and hoses for leakages. Lubricate the joints and couplings with the prescribed grease/oil.

  • Page 58: Preparing The Engine And The Drive

    MAREX 373 Aft Cabin Cruiser Adjustments on the engine feet/fundaments must only be performed by authorized personnel. The bolts are glued to the fundaments. By any adjustments you will damage the glue. If the feet/bolts are loose, contact a serviceman immediately.

  • Page 59: Removing Rust/Corrosion

    MAREX 373 Aft Cabin Cruiser Section 7.05 0.56 Removing rust/corrosion The only steel usable for boats is acid proof stainless steel AISI 316 L. Normal stainless steel is not suitable for use .Bolts and screws must be of A4 quality or better.

  • Page 60: Article Viii

    MAREX 373 Aft Cabin Cruiser Article VIII. WINTER STORAGE PREPARATION  The freshwater system must be completely drained if the boat is exposed to frost: o Open all valves including the aft shower. o Open all taps and run until empty.

  • Page 61: The Hull

    MAREX 373 Aft Cabin Cruiser To prevent damage to the hot water tank, disconnect the 230 v system when the hot water tank is empty. Pull out the plug. Section 8.02 0.58 The hull  Clean the boat when the boat still is in the water. Scrub all spots on deck and at the waterline.
  • Page 62 MAREX 373 Aft Cabin Cruiser Section 8.05 0.61 Waterlock  The Vetus exhaust system components are especially suitable for use in water-injected exhaust systems.  Check all hose connections for gas and water leaks regularly. Before the winter lay-up, drain the waterlock. The waterlock has a valve for this purpose...
  • Page 63 MAREX 373 Aft Cabin Cruiser Section 8.06 0.62 Emergency steering Is possible with the use of bow and stern thrusters. Section 8.07 0.63 Sanitary system  Empty the toilet bowl and septic tank/black water tank for contents BEFORE the boat is taken off the water and refill one time with water before emptying again.
  • Page 64 MAREX 373 Aft Cabin Cruiser Article IX. Positions of through hull fittings Section 9.01 0.64 Starboard side Page 64 of 66...
  • Page 65 MAREX 373 Aft Cabin Cruiser Section 9.02 0.65 Port side Page 65 of 66...
  • Page 66 MAREX 373 Aft Cabin Cruiser Article X. Overview 1. Draining of water from the aft deck 2. Inlet 230V 3. Engine hatch (access to fuel and septic tank) 4. Heater outlet 5. Fire extinguisher 6. Main switch panel 7. 230V socket inside switch panel 8.

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