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Dufour 412 Owner's Manual

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SAIL
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~ YACHT EXPERTS ~
OWNER'S MANUAL

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  • Page 1 SAIL ~ YACHT EXPERTS ~ OWNER'S MANUAL...
  • Page 2 OWNER'S MANUAL YACHT DESIGN CATEGORY: A IN ACCORDANCE WITH EUROPEAN DIRECTIVE 2013-53-UE 1/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 3 This page intentionally left blank. This page intentionally left blank. This page intentionally left blank. 2/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 4 Acknowledgment of receipt of the Owner's Manual. Owner's copy to be kept in your Manual I, the undersigned: Name Address owner of DUFOUR 412 no. confirm that I have received the DUFOUR 412 Owner's Manual and accept its being written in the English language. Dated: Signature: Detach along dotted line …………………………………………………………………………………………………………………...
  • Page 5 This page intentionally left blank. This page intentionally left blank. This page intentionally left blank. 4/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 6: Table Of Contents

    XV. SAFETY FACILITIES XVI. HANDLING, TRANSPORTING, HAULOUT XVII. MOORING, ANCHORING, AND TOWING Responsibility ___________________________________________________________________________ 27 XVIII. GUARANTEE, TRANSFER OF OWNERSHIP XIX. DRAWINGS Presentation plan 5/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 7 Abandon ship plan Freshwater system diagra Drain system diagram Skin fitting location diagram Mechanical installation diagram Holding tank installation diagram Lifting diagram Navigation lights 6/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 8: Introduction

    In case of doubt, please refer to the inventory which should have been given to you by your agent when you placed your order. 7/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 9: General Information

    So always take care before putting to sea. DUFOUR YACHTS is not able to guarantee perfect functioning of the boat in exceptional sea conditions (violent storms, hurricanes, cyclones, waterspouts, etc.) SUMMARY OF DESIGN CATEGORIES...

  • Page 10: Builder's Plate

    Indicates a reminder about safety-related practices, or points out NOTE dangerous practices that could result in personal injury or damage to the boat or its components, or to the environment. 9/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 11: Principal Specifications

    II. PRINCIPAL SPECIFICATIONS Model: DUFOUR 412 Grand Large Boatbuilder Dufour Yachts 11, Rue Blaise Pascal 17187 Périgny cedex FRANCE Designer: Umberto Felci Interior design DUFOUR Design Yacht design category: Notified body no. CE/0607 Engine # Primary means of propulsion Sail LOA with/without overhang stemhead* 12.35 m/12.75 m...
  • Page 12 The second index (AVS, angle of vanishing stability) represents the heel angle at which stability is lost, in degrees. Loaded arrival Minimum operating condition condition (M 39.83 STIX (deep keel) 43.5 119° AVS(deep keel) 123.7° 11/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 13: Electrical Systems

    When such equipment is being installed, respect the fitting instructions (conductor size, protection). To avoid maintenance problems, make sure that any modifications made to the electrical circuit are recorded in writing in the manual. 12/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 14: Batteries

    Electric windlass ATTENTION! It is essential to run the engine with the throttle slightly open when using the electric windlass. 13/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 15: 220 / 110 Volt Installation (Iso 13297: 2000)

    Never let the end of a ship/shore supply cable dangle into the water. It may create an electrical field that could injure or kill nearby swimmers. 14/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 16: Gas Installation General Information

    Information: the pressure gauge does not indicate the quantity of liquid LPG remaining in the cylinder, but only its vapor pressure, which is a constant at a given temperature. 15/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 17 Certain precautions must be taken to avoid any contact with naked flames or other hot areas. Do not use solutions containing ammonia during manual tests for leaks 16/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 18: Drain And Sanitation System

    Hot water is produced by a water-heater connected to the engine cooling circuit and the shore electric supply. After the water-heater has been emptied, make sure that the element is covered before power is re-applied. 17/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 19: Seacocks

    - Once a season, arrange to clean out the tank using a biodegradable disinfectant chemical. Leave the system empty if the vessel is to be left in below-freezing temperatures 18/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 20: Flooding

    If non-combustible materials are stored in the engine compartment, they must be secured to avoid the risk of falling onto the machinery and must not obstruct access to the engine compartment or its exit. 19/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 21: Safety Instructions

    ● Store flammable substances in the engine compartment. ●Modify, or allow any non-qualified person to modify, any of the boat’s installations (especially electrical, fuel, or gas). 20/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 22: Engine

    Whenever possible, the engine must be stopped for any engine maintenance or checking operations. Otherwise, special attention must be paid to moving parts (propeller shafts, belts, etc.) in order to avoid any risk of injury. 21/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 23: Wintering

    The steering system plays a vital role in the safety and comfort of your boat. Tiller The DUFOUR 412 is fitted with a dual wheel with a system of rudder cables and chains as well as with an emergency tiller.

  • Page 24: Emergency Tiller

    Emergency tiller ATTENTION! ● The Dufour 412 is fitted with an emergency tiller which must be kept readily accessible; we advise stowing it in one of the nacelle cockpit lockers. ● It is designed only for sailing at reduced speed in the event of damage to the helm.

  • Page 25: Fall Prevention And Means Of Getting Back Aboard

    The DUFOUR 412 is equipped with a swim ladder built into the stern door. In this case, lower the stern door by releasing the retrieval cord, then disengage the ladder from its housing and unfold it into position.

  • Page 26: Protection Of People During A Thunderstorm

    ● Certain products can also pose a risk to your safety and that of others, which is why it is important to read and follow the instructions for use. ● Chemicals must be labeled and stored in an appropriate place on the boat. 25/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 27: Safety Facilities

    Take advantage of the opportunity provided by haul-outs to inspect the propeller, rudder, skin fittings, and transducers. ATTENTION! The aft lifting point is located near the propeller. 26/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 28: Mooring, Anchoring, And Towing

    80% of the breaking strain of the corresponding anchor point. Furthermore, the owner must take into account the actions required when making fast a tow cable. 27/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 29: Guarantee, Transfer Of Ownership

    XVIII. GUARANTEE, or convoying costs incurred in carrying out these operations remain the sole liability of the buyer/user, TRANSFER OF OWNERSHIP unless DUFOUR YACHTS yacht-builders offer to waive them in full or in part. The boat-builder’s warranty excludes:  A) CONTRACTUAL GUARANTEES...
  • Page 30 Any claim under these guarantee conditions must be been carried out under his responsibility.” made formally to DUFOUR YACHTS in writing as soon as the defect is discovered, and within eight (8) days for claims under the contractual guarantee. Any claim will Article L.
  • Page 31 ZIP/POST CODE: ....City: ........Tel: ..........Date of Purchase: ........................Signed at ........date .................. Seller Buyer Signed for DUFOUR YACHTS on: .. Return the copy within 15 days of completing the transaction to: SAV DUFOUR YACHTS 11 rue Blaise Pascal 17187 PERIGNY CEDEX FRANCE...

  • Page 32: Drawings

    Abandon ship plan Freshwater system diagram Drain system diagram Skin fitting location diagram Mechanical installation diagram Holding tank installation diagram Lifting diagram Navigation lights 31/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 33: Presentation Plan

    1. Presentation plan 32/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 34: Accommodation Layout

    2. Accommodation layout Description A – 3 cabins - 1 bathroom B – 2-cabin option C – Optional extra bathroom 33/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 35 34/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 36: Deck Fittings Plan

    Hatches must be closed when underway “Man overboard”: swim ladder Life raft stowage Anchor point for safety harness Lockers must be closed when underway Tender stowage location Option 35/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 37 36/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 38: Sail Plan

    LP (128% overlap) 4.61 m Mainsail area 38 m² 41 m² 37.5 m² Genoa area (128%) 35.6 m² Asymmetric spinnaker area* xx m² * Option 37/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 39 38/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 40: Halyard And Sheet Operating Diagram

    Standard mainsheet German System mainsheet* Reef 1 Mainsail halyard Spinnaker halyard* Spinnaker sheet* Genoa sheet Genoa traveler adjustment* Spinnaker tack* Genoa furling line Bobstay* Option 39/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 41 40/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 42 41/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 43 42/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 44 43/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 45 44/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 46 45/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 47: Circuit Diagram

    220V microwave oven* Connector (back panel of electrical cabinet) 12-way connector Electrical wiring colours light blue green brown black green/yellow white Option Not supplied 46/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 48 47/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 49: Charging And Power System Diagram

    Starter Engine battery Engine battery isolator Windlass relay* Bilge fan relay 5A fuse Bilge fan -ve terminal (electrical panel) +ve terminal (electrical panel) Option 48/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 50 49/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 51: Electric Panel

    Source indicator AC supply Frontal USB socket Navigation lights indicator N.B.: depending on the type of boat or options, some features may not be active. 50/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 52 51/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 53: Electrical Panel Terminal

    Greywater holding tank level indicator CAN bus RS485 bus LIN bus N.B.: depending on the type of boat or options, some features may not be active 52/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 54 53/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 55 No.2 Holding Tank Level Inlet 0-180Ω No.3 Holding Tank Level N.B.: depending on the type of boat or options, some features may not be active 54/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 56 55/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 57 Engine and auxiliary battery isolator Motor fan Fuel gauge Service fuse Cockpit table reading light Steering compass Cockpit speaker Autopilot motor* Navigation lights Freshwater gauge Charge splitter Option 56/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 58 57/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 59: Electrical Installation Diagram

    11. 220V electrical installation diagram Labe Description 220 V (or 110 V) outlet* Water heater Battery charger Main circuit-breaker box G Connector Shore AC connection Microwave outlet* Option 58/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 60: 12- Fuse Location Diagram

    12- Fuse location diagram 59/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 61 Differential circuit-breaker 100A: electric genoa winch (x2)* Single-pole 6A circuit breaker: rear door piston cover* Zone F - 220V 2-pole circuit breaker: shore protection 60/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 62 61/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 63: Steering System Diagram

    Steering cable guide plates Port bulkhead devices Starboard bulkhead device + brake Steering wheel Autopilot motor* Pilot bracket shims* Helm angle indicator* Emergency tiller* Option 62/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 64 63/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 65: Gas System Diagram

    CE gas shut-off valve Long connection hose Cooker/Oven Bulkhead gas locker "T" gas connector* Plancha grill* Black split loom ¼ gas hose + valve* Option Not supplied 64/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 66: Abandon Ship Plan

    15. Abandon ship plan 65/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 67 Saloon/pillar: 1 kg powder fire-extinguisher 5A/34B** Galley unit: 1 kg powder fire-extinguisher 5A/34B** Cockpit locker: 1 kg powder fire-extinguisher 5A/34B** Engine compartment extinguisher hole Emergency exit Not supplied 66/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 68 67/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 69: Freshwater System Diagram

    ¾" F connector ½" M connector (x2) Freshwater/seawater cock Plug: Optional fore dressing table Sea water foot pump Toilet seawater intake* Foldaway mixer tap* Option 68/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 70 69/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 71: Drain System Diagram

    Electric submersible bilge pump Skin fitting 1" Manual bilge pump Ø25 Strainer with non-return valve Ø25 discharge hose Manual bilge pump Skin fitting 1" 70/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 72 71/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 73: Skin Fitting Location Diagram

    Electric bilge pump discharge 1" Manual bilge pump discharge 1" Cockpit sink discharge* 1" Strainer skin fitting* Sea-water intake for air-conditioning (x3)* 1/2" Option 72/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 74 73/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 75: Mechanical Installation Diagram

    Fuel pre-filter Foam insulation Control panel Exhaust outlet Anti-siphon elbow Seawater intake seacock Raw water strainer Waterlock silencer Bilge fan Engine battery Charge splitter Isolator 74/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 76 75/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 77: Holding Tank Installation Diagram

    38 mm Ø anti-odour hose 51 mm Ø anti-odour hose ¾" chromed brass vent 50 L polythene holding tank 45 L polythene holding tank* U-bend Option 76/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 78 77/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 79: Lifting Diagram

    21. Lifting diagram Label Description See red triangular marker under deck-line Light displacement: 8,940 kg Midship beam: 4.20 m Standard draft: 2.10 m 78/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 80 79/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

  • Page 81: Navigation Lights

    Switch on 12V panel Red / green bow lights Range 2Nm Stern light Range 2Nm Steaming light Range 2Nm Mooring light Range 2Nm 80/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 82 81/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...
  • Page 83 NOTES 82/82 YACHT EXPERTS ISO 9001 certificated DUFOUR 412 ~ YACHT EXPERTS ~ Document generated on 2020-09-08...

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