1. DL manuals
  2. Nanni
  3. Engine
  4. V6.270
  5. Instruction Manual

Nanni V6.270 Instruction Manual

Manual is about: Marine Diesel engines

Summary of V6.270

  • Page 1

    Instruction manual marine diesel engines v6.270 v6.320 v6.350 970315366 01032011-c.

  • Page 2

    Contents 2 safety precautions ..................................................................................................................3 presentation ............................................................................................................................6 identification ...

  • Page 3

    Locating or checking the coolant level. Indicates that it is essential to read the instructions carefully before handling the engine. Locating the electrical hazards. Locating the hot parts entailing substantial risks of burns. This icon indicates a risk of fi re. Stipulates that you are strongly re...

  • Page 4

    I exhaust gas exhaust gases contain carbon monoxide. This colourless and odourless gas is extremely harmful and could lead to poisoning which could result in loss of consciousness or death. The fi rst symptoms of carbon monoxide intoxication are as follows: • dizziness • nausea • headache • throbbin...

  • Page 5

    I accidental starting accidental starting can cause serious injury and even death! Disconnect the battery before working on the engine. Ensure no one is alongside the engine or working on the gearbox, the shaft line and / or the propeller before starting it. Ensure all the protection mechanisms are ...

  • Page 6

    Presentation thank you for choosing a nanni diesel engine! Contact a nanni diesel authorised dealer for the servicing of your equipment. A list of dealers can be found on our web site: www.Nannidiesel.Com nanni diesel engines are the product of many years of experience in the development of marine e...

  • Page 7

    Warranty the owner of the engine is responsible for all safety and maintenance checks as well as for following the maintenance instructions as set forth in this manual and on the silverwake warranty booklet. The performance and reliability of your engine depend on you following these instructions. M...

  • Page 8

    Stop on / stop start rpm x 100 10 0 40 30 20 5 35 15 25 bar 0 2 4 6 8 10 0 40 80 120 160 psi ! °c 40 60 80 100 120 °f 105 180 220 250 ! ! Presentation 8 instrument panel the instrument panel provides you with important information about the engine when it is operational. Check this information regul...

  • Page 9

    ! 9 presentation warning lights & alarms 6. Heating. This indicator is lit when the glow plugs are heating the combustion chambers (if fi tted on your engine). 7. Battery charge. This indicator is lit when the engine is switched on (ignition). If it lights when the engine is running, this indicates ...

  • Page 10

    1. Engine alternator 2. Engine alternator belt 3. Starter 4. Air filter 5. High pressure injection fuel pump 6. Throttle lever 7. Fuel filter 8. Exhust elbow 9. Fuel fill orifice 10. Oil drain orifice 11. Oil gauge 12. Oil filter 13. Heat exchanger 14. Coolant fill orifice 15. Seawater pump 16. Heat...

  • Page 11

    11 presentation installation inspection i attention! : your engine must be installed by an authorised shipyard or a qualifi ed nanni industries representative in accordance with the on board assembly instructions. However, you can check some important points on the installation of the engine. 1. Eng...

  • Page 12

    Before starting i attention! : before starting, ensure that the seawater intake is open as the seawater pump rotor can be dam- aged if run dry for just a few seconds. Never use a starting aerosol or any other equivalent prod- uct. These products are highly flammable. Before turning the starter key a...

  • Page 13

    During operation rpm speed of the engine refer to the chapter «technical specifications» for informa- tions about the rated rpm speed of your engine. Do not operate the engine at a too low rpm speed for a long period as it could lead to increased oil consumption among other things. At a low speed, t...

  • Page 14

    16 16 the regular maintenance of your engine is essential for ensuring optimal reliability and service life. The following operations and the those described in the silverwake warranty booklet will enable you to extend the service life of your engine and reduce its impact on the environment. During ...

  • Page 15

    17 maintenance daily checks habitually and regularly check the condition of the engine and its compartment before and after it is used: check for the presence or not of fuel or oil leaks, the tightness of the different clamps and bolts, the condition of the belts, hoses and the various electrical ca...

  • Page 16

    Maintenance 18 fuel system i danger! : total cleanliness must be guaranteed when working on the fuel circuit. No impurities must enter the injection pump and the injectors. Carry out each of these operations with the engine cold and stopped. A b c bleeding the fuel circuit the fuel circuit is self-p...

  • Page 17

    Maintenance fuel system replacing the fuel prefi lter the fuel prefi lter is an optional component that purifi es the diesel before it is injected in the engine. These instructions are given as an example only. • close the fuel valve on the fuel tank. • place a pail under the fuel prefi lter. Remove...

  • Page 18

    Maintenance 20 lubrication circuit checking the oil level i attention! : carry out these operations with the engine stopped. Hot oil and hot surfaces can burn. If oil of a different brand or viscosity to the previous oil is used, drain the old oil. Never mix two different types of oil. Observe the r...

  • Page 19

    Maintenance lubrication circuit draining the engine oil i attention! : carry out these operations with the engine stopped. Hot oil and hot surfaces can burn. The oil is drained via the drain orifi ce using the drain pump, with the oil slightly warm. • start the engine and let it warm up for approxim...

  • Page 20

    Maintenance 22 cooling circuit - coolant the cooling system enables the engine to operate at an optimal temperature and protects it against frost and corrosion. The cooling system must be fi lled with a coolant comprising 50% water and 50% anti-freeze and anti-corrosion additive. The coolant must be...

  • Page 21

    Maintenance cooling circuit - coolant draining the cooling circuit the coolant in the cooling circuit must be drained in order to remove the various deposits that can build up in the circuit. • start the engine and let it run at idle for few minutes. • stop the engine, remove the key from the instru...

  • Page 22

    Maintenance 24 cooling circuit - seawater i attention ! : when the craft is in the water, there is a risk of water penetrating the craft when working on the seawater circuit. Water can penetrate the craft via circuit components found below the waterline. Close the seawater intake valve (if fi tted) ...

  • Page 23

    Maintenance cooling circuit - seawater replacing the seawater pump rotor the seawater pump rotor is an essential component. It must be replaced regularly along with the seal. A worn rotor could crack and damage the cooling system. Always have a replacement rotor on board the craft. • close the seawa...

  • Page 24

    Maintenance 26 air fi lter i attention! : carry out these operations when the engine is stopped and cold. The air fi lter essentially reduces the level of noise made by the engine and purifi es the air injected into the combustion chamber. If the fi lter is too clogged, replace it. If it is not: • r...

  • Page 25

    Maintenance engine electrical system a 27 b i attention! : stop the engine and the cut the battery supply before working on the electrical circuit. Alternator belt make this check after running the engine when the belt is slightly hot. I attention! : some parts of the engine can be extremely hot. To...

  • Page 26

    Maintenance 28 protection against corrosion - zinc anode when at least two different kinds of metal are immersed in seawater, polluted water or water with a high mineral content, a chemical reaction occurs and an electrical current is established between the metals. This electrical current leads to ...

  • Page 27

    Maintenance protecting the engine during periods of inactivity 29 a set of operations will protect the engine during long pe- riods of non-use. We recommend that you have these winterization operations carried out by a nanni diesel authorised workshop. During short periods of inactivity, carry out t...

  • Page 28

    30 30 faults and probable causes engine does not start / starter does not turn faults solution circuit breaker is open or fuse has blown check and re-install the circuit breaker or replace the fuse or replace the circuit breaker electrical circuit breaker is not working battery switch is open (batte...

  • Page 29

    31 dépannage faults and probable causes engine overheats / engine coolant temperature too high faults solution seawater valve is closed open the seawater valve seawater fi lter is clogged close the seawater valve and clean the fi lter seawater pump is sucking air check the position and seal of the s...

  • Page 30

    Technical specifications 32 32 * at engine fl ywheel, as per iso 8665-1 certain specifi cations may vary depending on your order. The recommended cruising speed is 200 rpm under the maximum rpm speed at full throttle engine specifications v6.270 v6.320 v6.350 cycle 4 strokes diesel max. Power - kw (...

  • Page 31

    33.

  • Page 32: Nanni Industries S.A.S.

    Nanni industries s.A.S. 11, avenue mariott e - zone industrielle bp 107- 33260 la teste france tel : + 33 (0)5 56 22 30 60 fax : +33 (0)5 56 22 30 79 e-mail : contact@nannidiesel.Com © 2009 - nanni industries s.A.S the images, text and information contained in this document are based on the product ...