Iveco C78 ENT M50 Installation Instruction
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Iveco C78 ENT M50 Installation Instruction

Iveco C78 ENT M50 Installation Instruction

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INSTALLATION INSTRUCTION
C78 ENT M50
MARINE ENGINE

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Summary of Contents for Iveco C78 ENT M50

  • Page 1 INSTALLATION INSTRUCTION C78 ENT M50 MARINE ENGINE...
  • Page 2 The instructions contained in this document pertain specif- ically to the C78 ENT M50 engine and complement the IVECO Aifo publication “Marine Engine Installation Manual”, which should be referred to for all matters not covered herein.

  • Page 3: Section Contents

    C78 ENT M50 FEBRUARY 2003 EDITION SECTION CONTENTS OVERVIEW INSTALLATION INSTRUCTIONS DIAGNOSTICS...
  • Page 4 FEBRUARY 2003 EDITION C78 ENT M50...
  • Page 5 C78 ENT M50 FEBRUARY 2003 EDITION OVERVIEW SECTION 1 Overview Pagina IDENTIFYING DATA ❏ Product model number ❏ Commercial code ENGINE COMPONENTS PERFORMANCE GENERAL SPECIFICATIONS...
  • Page 6 OVERVIEW FEBRUARY 2003 EDITION C78 ENT M50...

  • Page 7: Identifying Data

    C78 ENT M50 FEBRUARY 2003 EDITION OVERVIEW IDENTIFYING DATA Figure 1/1 version tag Figure 1/2 version tag 1. Model number - 2. - Drawing number - 3. Serial number - 4. Commercial code Figure 2 The engine’s Model Number and identifying data are stenciled on a tag located on the engine coolant tank.

  • Page 8: Product Model Number

    OVERVIEW FEBRUARY 2003 EDITION C78 ENT M50 PRODUCT MODEL NUMBER The model number is assigned by the manufacturer: it is used to identify the main characteristics of the engine, and to char- acterize its application and power output level. This number is stenciled on 1 version tag and always stamped on a side of crank-case.

  • Page 9: Commercial Code

    C78 ENT M50 FEBRUARY 2003 EDITION OVERVIEW COMMERCIAL CODE The purpose of the commercial code is to make it easier to understand the characteristics of the product, categorizing the engines according to their family, origins and intended application.The commercial code, therefore, cannot be used for techni- cal purposes to recognize the engine’s components: this purpose is served by the model number.
  • Page 10 OVERVIEW FEBRUARY 2003 EDITION C78 ENT M50 C78 ENT M50 ENGINE COMPONENTS Figure 3 1. Intake air filter - 2. Intake air pressure and temperature sensor - 3. Lubricating oil refill cap - 4. Lifting padeyes - 5. Coolant level sensor - 6. Coolant tank - 7. Coolant refill cap - 8. Injector solenoid valve connector - 9. Coolant thermostatic valve 10.
  • Page 11 C78 ENT M50 FEBRUARY 2003 EDITION OVERVIEW C78 ENT M50 ENGINE COMPONENTS Figure 4 1. Coolant feed to exhaust manifold - 2. Lubricating oil filters - 3. Lubricating oil dipstick. - 4. Electronic Management Box 5. Lubricating oil intake-exhaust control unit - 6. Cooled exhaust manifold - 7.Turbocharger inlet pipe-fitting - 8.Timing mechanism and oil vapor filter cover - 9.
  • Page 12 OVERVIEW FEBRUARY 2003 EDITION C78 ENT M50 PERFORMANCE Brake horsepower values in accordance with ISO 3046-1, attainable after about 50 hours of operation under reference envi- ronmental conditions characterized by 750 mmHg, 25°C, 30% relative humidity.Values fall within a tolerance of 5%.

  • Page 13: Sound Emissions

    C78 ENT M50 FEBRUARY 2003 EDITION OVERVIEW Fuel economy – Pleasure use (A1) ≤ 218 (≤ 160) @ 2600 Specific fuel consumption at maximum power g/kWh (g/HPh) @ rpm ≤ 200 (≤ 147) @ 1800 Specific fuel consumption at maximum torque g/kWh (g/HPh) @ rpm ≤...

  • Page 14: General Specifications

    OVERVIEW FEBRUARY 2003 EDITION C78 ENT M50 GENERAL SPECIFICATIONS Model C 78 ENT M50 Cycle 4-Stroke Diesel Charge Supercharged and intercooled Injection Direct Number of cylinders 6 in line Bore Stroke Total displacement 7790 Compression ratio 16 ± 0,8 : 1...
  • Page 15 C78 ENT M50 FEBRUARY 2003 EDITION OVERVIEW Injection system Type pump - injectors (PDE) System Bosch EDC MS 6.2 Maximum injection pressure 1600 Low temperature starting Allowed, without external aids, down to °C With electrical heating of intake air (optional), down to °C...
  • Page 16 OVERVIEW FEBRUARY 2003 EDITION C78 ENT M50 Figure 5 454 (18,87) 30 (1,18) 903 (35,55) (10,75) 380 (14,96) 380 (14,96) 1671 (65,79) 856 (33,70) 1774 (69,84) 956 (37,64) Centre of gravity mm (inches)
  • Page 17 C78 ENT M50 FEBRUARY 2003 EDITION INSTALLATION INSTRUCTIONS SECTION 2 Installation Instructions Page INSTALLATION OVERVIEW CAUTIONS ❏ Handling cautions ❏ Installation cautions ❏ Engine’s first start ❏ Use and servicing cautions ❏ Prolonged engine inactivity DESIGN STANDARDS ❏ Accessibility ❏ Securing ❏...
  • Page 18 INSTALLATION INSTRUCTIONS FEBRUARY 2003 EDITION C78 ENT M50 Page ❏ First start ❏ Fuel pressure in fuel supply line ❏ Indication and control panel ❏ EMB Electrical power supply ❏ ECU temperature ❏ Engine compartment vacuum ❏ Engine compartment air temperature ❏...

  • Page 19: Installation Overview

    C78 ENT M50 FEBRUARY 2003 EDITION INSTALLATION INSTRUCTIONS INSTALLATION OVERVIEW The figure shows the set of components of an installation including those supplied, as standard or optional items, with the engine equipment, and those supplied or built by the yard.The figure is meant to provide an overall picture of the operations required for engine installation.

  • Page 20: Installation

    Failure to comply with the rules set out below against any short circuits and corrosion phenomena. shall void the warranty and exonerate IVECO Aifo Do not connect or disconnect electrical connections from all liabilities.

  • Page 21: Design Standards

    The exhaust fume discharge pipeline shall be positioned in compliance with the indications contained in the IVECO Aifo Publication “Marine Engine Installation Manual”, which also provides indications to design the exhaust pipeline.

  • Page 22: Technical Data For Installation

    INSTALLATION INSTRUCTIONS FEBRUARY 2003 EDITION C78 ENT M50 TECHNICAL DATA FOR INSTALLATION Engine intake and ventilation air when underway ≤ 3 Static vacuum allowed downstream of the air filter ≤ 300 ≥ 1785 Engine air intake flow rate ≥ 9000 Engine room ventilation air flow rate ≤...

  • Page 23: Material Characteristics

    C78 ENT M50 FEBRUARY 2003 EDITION INSTALLATION INSTRUCTIONS FUEL LINE Figure 3 81795 1. From the tank - 2. Sensor for detecting the presence of water in the filter - 3. Decanting filter - 4.Priming pump - 5. Fuel inlet junction - 6. Fuel return junction to tank - 7. Gear pump - 8. Junctions for inverter oil heat exchanger.

  • Page 24: Electrical Circuit

    INSTALLATION INSTRUCTIONS FEBRUARY 2003 EDITION C78 ENT M50 ELECTRICAL CIRCUIT GENERAL NOTES DO NOT USE wiring belonging to the engine’s electrical equipment to supply power to other devices in the boat. PLACE engine electrical wiring independently from the other wiring installed on the boat.
  • Page 25 C78 ENT M50 FEBRUARY 2003 EDITION INSTALLATION INSTRUCTIONS Location of components on relay and fuse board Figure 5 CNB1 CNA1 81423 Relays Fuses EDC main EDC power supply not used alternator recharge indication circuit not used not used not used...

  • Page 26: Power Grid

    ❏ Apply a uniform layer of the BH44D product (IVECO Standard 18-1705) with a brush or spray gun; 70 mm ❏ Join the parts constituting the ground node within 5 81425 minutes after applying the product.
  • Page 27 Connecting cable between the indication panel and the EMB Figure 10 Supplied by IVECO Aifo on request, it is available in 3 differ- ent lengths: ❏ 3 meters: Drawing 8031150 ❏ 5 meters: Drawing 8031151 ❏ 7 meters: Drawing 8031152...

  • Page 28: Installation Tests

    Tests to verify the engine’s and the electronic control system components’ operating condition can be performed quickly and with top reliability using specific diagnostic tools, available to the IVECO Aifo Technical Assistance Centers. Lubricating oil fill Lubricating oil transfer operations are simplified by the pres- ence of an electrical control system.
  • Page 29 Purge valves are provided on the pre-fil- ter supplied by IVECO Aifo, downstream of the main filter and on the cylinder head near the injectors’ electrical con- nector.
  • Page 30 INSTALLATION INSTRUCTIONS FEBRUARY 2003 EDITION C78 ENT M50 Fuel pressure in fuel supply line EMB electrical power The value of fuel pressure in the transfer loop must be mea- Verify whether the power supply voltage to the H connec- sured from the purge fitting on the cylinder head. We rec- tor, with the engine idling, is no more than 0.4 V smaller than...
  • Page 31 C78 ENT M50 FEBRUARY 2003 EDITION INSTALLATION INSTRUCTIONS ON-BOARD PANEL WIRING COMPONENTS Function AMP Code ® CPC removable wiring connector EMB side – Component code 182923/1 Female terminal for G 1 terminal type III + 163082/1 CPC panel connector mounted on EMB – component code G...

  • Page 32: Preventive Maintenance In Case Of Prolonged Engine Inactivity

    INSTALLATION INSTRUCTIONS FEBRUARY 2003 EDITION C78 ENT M50 PREVENTIVE MAINTENANCE IN CASE ENGINE’S FIRST START / RESTORING OF PROLONGED ENGINE INACTIVITY NORMAL OPERATING CONDITIONS To prevent oxidation to the inner parts of the engine and 1. Drain the residual protective oil type 30/M from the some components of the injection system, if periods of inac- sump.
  • Page 33 C78 ENT M50 FEBRUARY 2003 EDITION DIAGNOSTICS SECTION 3 Diagnostics Pagina ECU BEHAVIOR ❏ Fault indicator light ❏ Blink code ❏ Fault memory reset ❏ Recovery BLINK CODE TABLE...
  • Page 34 DIAGNOSTICS FEBRUARY 2003 EDITION C78 ENT M50...

  • Page 35: Blink Code

    C78 ENT M50 FEBRUARY 2003 EDITION DIAGNOSTICS ECU BEHAVIOR Fault Indicator Light Recovery The ECU continuously monitors its own operating condi- Associated to the detection of significant or severe faults, tions as well as those of the components connected to it...

  • Page 36: Blink Code Table

    DIAGNOSTICS FEBRUARY 2003 EDITION C78 ENT M50 BLINK CODE TABLE Blinking Code EDC Indicator light Indicated Fault Control area (on) not significant in marine applications (on) not significant in marine applications (off) not significant in marine applications throttle position sensor...
  • Page 37 C78 ENT M50 FEBRUARY 2003 EDITION NOTES...
  • Page 38 FEBRUARY 2003 EDITION C78 ENT M50 NOTES...
  • Page 39 C78 ENT M50 FEBRUARY 2003 EDITION...
  • Page 40 Iveco Aifo S.p.A. Viale Dell’Industria, 15/17 20010 Pregnana Milanese - MI - (Italy) Tel. +39 02 93.51.01 - Fax +39 02 93.59.00.29 www.iveco.com...

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