Iveco NEF N40-ENT-M25 Installation Directive Manual
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Iveco NEF N40-ENT-M25 Installation Directive Manual

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NEF
N40 ENT M25
N60 ENT M37 - M40
4 - 6 cylinders in line
diesel cycle
For marine applications
INSTALLATION DIRECTIVE
may 2006 edition

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Summary of Contents for Iveco NEF N40-ENT-M25

  • Page 1 N40 ENT M25 N60 ENT M37 - M40 4 - 6 cylinders in line diesel cycle For marine applications INSTALLATION DIRECTIVE may 2006 edition...
  • Page 2 Exclusive use of IVECO Original Parts is a necessary condi- tion to maintain the engine in its original integrity. Tampering, making modifications and using non original parts can jeopardize the safety of boat engineers and users.

  • Page 3: Table Of Contents

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 CONTENTS Page 1. WARNINGS AND CAUTIONS 2. ENGINE PARTS AND COMPONENTS 3. INSTALLATION OVERVIEW 4. GENERAL INSTALLATION CRITERIA 5. TECHNICAL DATA FOR INSTALLATION 6. IDENTIFICATION DATA 7. FUEL LINE 8. ELECTRICAL EQUIPMENT 9.
  • Page 4 Do not paint electrical components and their connec- Failure to comply with the instructions that follow shall tions. void the warranty and relieve iVeco motors of all liabilities. o Do not alter the data contained in the engine control electronic unit.
  • Page 5 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 o Do not cause sparks in the attempt to verify the pres- ence of electrical voltage. o Do not draw fuel through unfiltered lines. o Do not clean the engine and its parts with corrosive or abrasive detergent substances, to avoid compromising the integrity of electrical connections.

  • Page 6: Installation Directive N60 Ent

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 2. ENGINE PARTS AND COMPONENTS Figure 1 04_006_N 1. Engine coolant discharge cap - 2. Electric starter motor - 3. Tube bundle engine coolant/sea water heat exchanger - 4. Location of sacrificial anode - 5.
  • Page 7 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Figure 2 04_007_N 1. Combustion air filter - 2. Common rail high pressure injection pump -3. Fuel filter - 4. Sea water pump - 5. Sea water inlet - 6. Throttle potentiometer - 7. Sacrificial anode - 8. Oil vapor separator - 9. Combustion air-sea water heat exchanger - 10. Location of sea water discharge cap - 11.

  • Page 8: Installation Overview

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 3. INSTALLATION OVERVIEW Figure  04_071_N 1. Indicator and control panel - 2. Electrical panel with relay box and EDC electronic unit - 3. Exhaust gas and sea water discharge - 4.

  • Page 9: General Installation Criteria

    Exhaust gas discharge The exhaust gas discharge conduit shall be compliant with the guidelines contained in the IVECO MOTORS publication “Guide to the installation of marine engines”; it also provides indications to compute the dimensions of the exhaust pipe- lines, which is the Yard’s responsibility.

  • Page 10: Technical Data For Installation

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 5. TECHNICAL DATA FOR INSTALLATION n40 ent n60 ent n60 ent Combustion and ventilation air when underway ≤ 3,5 ≤ 3,5 ≤ 3,5 Static vacuum allowed downstream of the air filter mm H ≤...
  • Page 11 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 n40 ent n60 ent n60 ent Power takeoffs (optional) 2-race front pulley for “V” belts Reference diameter Race dimension 12.7 12.7 12.7 Power available at 900 rpm ≤ 6 ≤ 6 ≤...

  • Page 12: Identification Data

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 6. IDENTIFICATION DATA Figure 5 S. p. A. Viale dell'Industria, 15/17 - 20010 Pregnana Mil.se MI - ITALY ENGINE TYPE ENGINE FAMILY ENGINE DWG POWER (KW) POWER SET CODE AND SPEED (RPM) ENGINE S/N YEAR OF BUILD HOMOLOGATION...

  • Page 13: Fuel Line

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 7. FUEL LINE Figure  High pressure 04_072_N Low pressure 1. Fuel filter - 2. Common rail - 3. Electro-injector - 4. Electro-injector return loop pressurization valve - 5. Rail overpressure valve - 6.
  • Page 14 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Fuel supply system scheme Figure 8 04_040_N 1. High pressure radial pump - 2. Fuel temperature sensor - 3. Fuel filter - 4. Electro-injector - 5. Pressure sensor - 6. Common rail - 7.
  • Page 15 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Hydraulic connections Figure  04_244_N A. To rail supply - B. Return flow from rail - 1. Low pressure fuel feed pump - 2. High pressure pump - 3. Rubber holder junction for fuel inflow from pre-filter - 4.

  • Page 16: Electrical Equipment

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 8. ELECTRICAL EQUIPMENT Figure 10 05_026_N 1. Engine wiring - 2. Indicator and control panel - 3. Provided wire harness - 4. JB Connection - 5. Relay box - 6. JA Connection - 7.
  • Page 17 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 N40 ENT M25 N60 ENT M37-M40 OLD MODEL OLD MODEL iVeco iVeco component component code code Engine wiring with clamp 8039604 Engine wiring with clamp 8035822 Engine wiring 8036966 Engine wiring...
  • Page 18 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Synoptic Figure 11 Gear box indications and alarms sensors throttle position sensor indications and alarms sensors electro-injectors edc components alternator electric starter relay motor N40 ENT M25 N60 ENT M37 N60 ENT M40 battery 04_235_N...
  • Page 19 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Wire harness Figure 12 05_025_N Engine wire harness Interface wire harness...
  • Page 20 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Power supply line Supplementary services battery To assure that the engine can be started with a sufficient Figure 1 quantity of energy, it is advisable to provide for the instal- lation of a supplementary battery, dedicated to supplying power to the on-board electrical services.

  • Page 21: Engine Electrical Ground

    Apply a uniform layer of BH44D paint (IVECO standard 18- 1705) with a brush or spray gun. Join the parts constituting the grounding note within 5 min-...
  • Page 22 On the relay box is located the multipolar connector, pro- tected by a screw-on lid (5), for connection with the com- puterized diagnostic tools prescribed by IVECO MOTORS A. 36 pole connector - A1. 16 pole connector - (see Chapter 20).
  • Page 23 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Throttle lever position sensor Water presence in the pre-filter sensor After testing the working condition of the linkage, adjust the Figure 1b run of the servo components (see Chapter 18). o With the throttle at idle setting, the potentiometer rod has to be in the resting position.

  • Page 24: Main Analog Instrument Panel

    - 11. Sound alarm inhibition push-button (P1) - 12. Connector for main panel wiring (JC) - 13. Cap with electrical continuity connection - 14. SIFC Alarm abilitation connector. Installation of the IVECO MOTORS onboard panel with To the main panel is connected the JE connector, provided analog indicators entails connecting the panel’s JC connec-...
  • Page 25 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Synoptic of the connections of the analog panels Figure 1 secondary instrument panel main instrument panel JE JE enGine equipment relay battery 04_254_N 1. JB-JC extension wire harness - 2. JE-JH extension wire harness. Figure 20 11 4 04_250_N...
  • Page 26 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Installation Indications and alarms module In order to drill holes on the area where the panel is to be Figure 21 mounted, refer to the dimensions indicated in Chapter 11. Operation of the panel After completing the electrical connections and engine preparation, perform the tests required for the first start, as...
  • Page 27 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Revolution-counter calibration Revolution-counter calibration Figure 22a Figure 22b 06_113_V 04_255_N 1. Adjustment screw - 1. Calibration increasing button - 2. Panel lighting lamp. 2.Calibration decreasing button. Verify the indication of the panel revolution counter by com- Verify the indication of the panel revolution counter by com- paring it with the one measured with a reference instrument;...

  • Page 28: Secondary Analog Instrument Panel

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 10. SECONDARY ANALOG INSTRUMENT PANEL Figure 2 electronic RPMx100 04_240_N 1.Connector for secondary panel wire harness (JH) - 2. Engine start push-button (CS) - 3. Revolution counter (CG) - 4. Buzzer (SA) - 5. Indications and alarms module (MS) - 6. Engine stop push-button (AS) - 7.

  • Page 29: Drilling Plans For Analog Panels

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 11. DRILLING PLANS FOR ANALOG PANELS Figure 25 main panel Figure 26 secondary panel Measurements in: millimeters.

  • Page 30: Main Digital Instrument Panel

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 12. MAIN DIGITAL INSTRUMENT PANEL Figure 2 – X100 – + ROG. 04_256_N 1. Engine coolant temperature indicator - 2. Lubrication loop pressure indicator - 3. Service and alarm indicators - 4. Revolution counter - 5.
  • Page 31 - bus conVerter module enGine equipment relay battery 04_258_N 1. Interface wire harness for converter module - 2. JE-JH extension wire harness. The JE1 connector provides connection to a second main onboard panel. Its installation is subject to IVECO MOTORS approval.
  • Page 32 The JE1 connector is branched from the interface cable. The Engine oil pressure signal connector provides connection to an optional second main Air filter clogging signal 2 onboard panel. Its installation is subject to IVECO MOTORS approval (see figure 28). Power supply negative (ground) Not connected...
  • Page 33 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Connector JD Figure 1 04_263_N The JD connector enables to use an electronic engine rpm management instead of the system provided on the engine. If this solution is used, the throttle position sensor, situated on the engine, will remain electrically connected but not used and the EDC Central Unit will manage engine rpm according to the voltage signal applied to the terminals of...
  • Page 34 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Installation Programming accessory functions In order to drill holes on the area where the panel is to be The following programming operations are required when mounted, refer to the dimensions indicated in Chapter 14. the panel is first operated: o The hours of the maintenance interval relevant to the characteristics of the engine in use.
  • Page 35 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Symbology key n60 ent m maximum power calibration introduction mg/strk Clogged air filter Expired programmed maintenance interval n60 ent m40 maximum power calibration introduction * Clogged oil filter mg/strk * Pre-lubrication in progress * Pre-post heating * Clogged fuel filter Presence of water in the fuel filter...

  • Page 36: Secondary Digital Instrument Panel

    JE-JH cable, were carried out for the main panel. available 3, 5 and 7 meters long (see figure 24). IVECO MOTORS standard supply is provided for the installation of o Disable the secondary panel by bringing the key switch the main and secondary board and their simultaneous use on the main panel to the resting or zero position.

  • Page 37: Drilling Plan For Digital Panels

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 14. DRILLING PLAN FOR DIGITAL PANELS Figure  main panel and secondary panel Measurements in: millimeters.

  • Page 38: Customized Instrument Panel

    VIEW FROM THE TERMINAL SIDE OF THE COUPLING SIDE WIRING The wiring details of the indications and alarms module alone are provided below; indications for IVECO MOTORS Connector TRIDENT - ITT Cannon part # TST 24PA00 indicator instruments, are shown in the related wiring dia- grams in Chapter 24.
  • Page 39 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Functions of the JD terminals pin description electric level oFF indication on indication Module power supply Positive (+B) EDC lamp power supply Power supply positive (+B) EDC Fault indication High (+B) Low (ground) Pre-heating light power supply Power supply positive (+B)

  • Page 40: Sensors For Detection And Panel Signaling

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 16. SENSORS FOR DETECTION AND PANEL SIGNALING Coolant temperature sensor Low oil pressure sensor Function served by the ECU EDC according to its oil pres- Figure 6 sure sensor. Air filter clogging sensor Figure 8 04_236_N Resistor with negative temperature coefficient, providing the...
  • Page 41 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Sensor to detect the presence of water in fuel connections of the sensor detecting the presence of-water in fuel Figure 40 Figure 41 04_239_N Fuel resistivity sensor, integrated with the control and amplifi- cation electronic circuit, providing the signal for the indicator of the presence of water in the fuel.

  • Page 42: Preparing The Engine For First Start-Up

    4. Remove the caps and/or seals from the engine intake, tools, available from IVECO MOTORS Technical Assistance exhaust, aeration and venting ports, restoring normal Centers.

  • Page 43: First Engine Start

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 19. FIRST ENGINE START RPM control Before starting the engine, please make sure the sea water gate valve is open, check the levels of the lubricating oil and To allow easily to control engine RPM from the “engine of the engine coolant, and complete venting the air from the room”, a simultaneous acceleration/deceleration function fuel feed loop, acting on the hand pump of the pre-filter or...

  • Page 44: Edc Anomalies Indication

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 20. EDC ANOMALIES INDICATION Anomalies indicator light Error deletion procedure The ECU continuously monitors, with complex self-testing Figure 44 routines, its own operating conditions as well as those of the components connected to it and of the engine.

  • Page 45: Blink Code Table

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 21. BLINK CODE TABLE (software version 4.1_2 V5.3) blinking edc indicator indicated fault max power code light reduction Control area (on) not significant in marine applications (on) not significant in marine applications throttle position sensor (off) not significant in marine applications...

  • Page 46: Engine Rpm Sensor

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 blinking edc indicator indicated fault max power code light reduction Injectors cylinder 1 electro-injector fault cylinder 5 electro-injector fault ( cylinder 3 electro-injector fault cylinder 6 electro-injector fault ( cylinder 2 electro-injector fault cylinder 4 electro-injector fault electro-injector cylinder 1-2-3 power driver (cylinder 1-4) electro-injector cylinder 4-5-6 power driver (cylinder 2-3)

  • Page 47: Underway Checks

    To determine the propeller power absorp- tion curve, it will also be possible to obtain the fuel injec- tion values from the ECU parameters by using the IVECO MOTORS tool. Fuel temperature...

  • Page 48: Preparing The Engine For Long Idle Periods

    N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 23. PREPARING THE ENGINE FOR LONG IDLE PERIODS To prevent oxidation to the internal parts of the engine and to some components of the injection system, if idle periods exceeding two months are expected, the engine needs to be prepared with six-months periodicity, proceeding as follows: 1.

  • Page 49: Wiring Diagrams

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 24. WIRING DIAGRAMS Wiring diagram key General conditions for the preparation and interpretation of wiring diagrams o Key switch open o Engine not running o Liquids at efficient levels and pressures Figure 45 component connection...
  • Page 50 IVECO MOTORS indications and alarms module throttle position sensor emergency shut-down push-button (optional, installer’s responsibility) heating element on fuel filter rail pressure sensor...
  • Page 51 AnAlog instrument pAnel gear box oil pressure gauge set for connection to the engine wire harness engine oil pressure gauge IVECO MOTORS indications and alarms module engine temperature on interfAce wire hArness for conver ter module gear box oil temperature...
  • Page 52 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 EDC connector A2 OLD MODEL Sk_Connett_A2 N37 S2...
  • Page 53 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 EDC connector A2 EXISTING MODEL Sk_Connett_A2 N37 S3...
  • Page 54 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 EDC connectors A - A1 OLD MODEL Sk Connett_A-A1 N37 S2...
  • Page 55 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 EDC connectors A - A1 EXISTING MODEL Sk Connett_A-A1 N37 S3...
  • Page 56 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Main analog instrument panel OLD MODEL Sk Quadro Princ N37 S2...
  • Page 57 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Main analog instrument panel EXISTING MODEL Sk Quadro Princ N37 S3...
  • Page 58 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Secondary analog instrument panel OLD MODEL Sk Quadro Secon N37 S2...
  • Page 59 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Secondary analog instrument panel EXISTING MODEL Sk Quadro Secon N37 S3...
  • Page 60 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 CAN - BUS converter module interface wiring Sk Cablag_Convert N37 S2...
  • Page 61 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Supplementary services battery recharge...
  • Page 62 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 Wiring of a specific personalised instrument board...
  • Page 63 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Wiring of the double personalised instrument board (main and secondary board) °C 58 87 VOLT °F X100 OFF ON START 35 30 17 38 12 °C 58 87 °F VOLT X100...
  • Page 64 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40...

  • Page 65: Appendix

    N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 25. APPENDIX Page ELECTRONIC CONTROL GOVERNING LEVERS 6 ELECTRONIC CONTROL GOVERNING LEVERS 66 REMOTE OIL FILTERS...
  • Page 66 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 ELECTRONIC CONTROL GOVERNING LEVERS For version with analogue instruments Figure 1 main secondary instrument instrument panel panel main secondary customiZed customiZed instrument instrument panel panel enGine eqipment conVerter module relay battery 05_041_C 1.
  • Page 67 N40 ENT M25 MAY 2006 installation directiVe N60 ENT M37-M40 Interface wiring Figure 2 05_043_C 1. Connector JB1 - 2. Connector JD - 3. Connector JO - 4. Connector JB. The JB connector will be coupled to the JB connector of the The converter module will be connected to the JO engine wiring, while the JB1 connector will be coupled to the connector while the JD connector will be available to make...
  • Page 68 N40 ENT M25 installation directiVe MAY 2006 N60 ENT M37-M40 REMOTE OIL FILTERS If required, a second model of the oil filter support is available. Figure 5 This enables the replacement of the filers when the motor is rotating. During replacement, cartridges are alternatively excluded from the lubrication system in order to guarantee the continuity of the filtering action through the cartridge which is kept in the circuit (see figure 4).
  • Page 70 Viale dell’industria, 15/1 20010 pregnana milanese - mi - (italy) tel. + 02 .51.01 - Fax + 02 .5.00.2 www.ivecomotors.com...

This manual is also suitable for:

Nef n60-ent-m40Nef n60-ent-m37

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