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Iveco Motors N60 ENT M37 Technical And Repair Manual

Nef engine

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NEF E
NGINE
N60 ENT M37
T
R
ECHNICAL AND
EPAIR
M
ANUAL

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Summary of Contents for Iveco Motors N60 ENT M37

  • Page 1 NEF E NGINE N60 ENT M37 ECHNICAL AND EPAIR ANUAL...
  • Page 2 The indications contained in this document pertain to the N60 ENT M37 marine engine and complement the IVECO MOTORS publication “of Marine Diesel Engines Installation Handbook”, the reader should refer to for anything that is not explained herein.
  • Page 3 APRIL 2004 N60 ENT M37 SECTION CONTENTS Section Page 1. OVERVIEW 2. TECHNICAL DATA 3. ELECTRICAL EQUIPMENT 4. DIAGNOSTICS 5. MAINTENANCE 6. SERVICING OPERATIONS ON INSTALLED ENGINE 7. TOOLS 8. OVERHAUL 9. SAFETY PRESCRIPTIONS Indications for consultation Sections 1-2-3 are intended for sales personnel, to provide them with exact knowledge of the product’s characteristics...
  • Page 4 2.53 APRIL 2004 TECHNICAL DATA N60 ENT M37 SECTION 2 TECHNICAL DATA Page PERFORMANCE GENERAL SPECIFICATIONS Dimensions...
  • Page 5 2.54 N60 ENT M37 TECHNICAL DATA APRIL 2004...
  • Page 6 2.55 APRIL 2004 TECHNICAL DATA N60 ENT M37 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 7 2.56 N60 ENT M37 TECHNICAL DATA APRIL 2004 Gas Emissions Compliance with Standard IMO MARPOL 73/78 ADDENDUM DIR. 94/25/EC Sound Emissions Maximum value of average level for engines in basic configuration dBA (measurement standard) 94 (ISO 3744) Power Takeoffs (Optional)
  • Page 8 2.57 APRIL 2004 TECHNICAL DATA N60 ENT M37 GENERAL SPECIFICATIONS Cycle 4-Stroke Diesel Charge Supercharged and intercooled Injection Direct Number of cylinders 6 in line Bore Stroke Total displacement 5900 Compression ratio 17 ± 0.8 : 1 Direction of rotation, brake side...
  • Page 9 2.58 N60 ENT M37 TECHNICAL DATA APRIL 2004 Low Temperature Starting Allowed, without external aids, down to °C - 15 Cooling Closed coolant loop with sea water heat exchanger 50% mixture of water/Paraflu II or equiv. Compliant with SAE J 1034 specification...
  • Page 10 2.59 APRIL 2004 TECHNICAL DATA N60 ENT M37 Dimensions Figure 5 (6.96) 840 (33.07) 610 (24.01) 1350 (53.15) 850 (33.46) 04_070_N Measurements in: millimeters (inches).
  • Page 11 2.60 N60 ENT M37 TECHNICAL DATA APRIL 2004...
  • Page 12 5.117 APRIL 2004 MAINTENANCE N60 ENT M37 SECTION 5 MAINTENANCE Page PERIODICITY OF CHECKS AND MAINTENANCE OPERATIONS PREPARING THE ENGINE FOR LONG IDLE PERIODS ENGINE’S FIRST START / RESTORING NORMAL OPERATING CONDITIONS...
  • Page 13 5.118 N60 ENT M37 MAINTENANCE APRIL 2004...
  • Page 14 Periodic maintenance operations must be performed by qualified personnel and require the use of tools, work instruments, and suitable protection means. Extraordinary maintenance operations shall be performed by IVECO MOTORS authorized workshop personnel with adequate training and sufficient technical information but not more than 10.000 running hours...
  • Page 15 5.120 N60 ENT M37 MAINTENANCE APRIL 2004 (1) The periodicity of these operations may vary depending on engine use and environmental conditions of operation. (2) These operations must be conducted annually even if the specified number of operating hours is not reached.
  • Page 16 5.121 APRIL 2004 MAINTENANCE N60 ENT M37 PREPARING THE ENGINE ENGINE’S FIRST START / RESTORING FOR LONG IDLE PERIODS NORMAL OPERATING CONDITIONS To prevent oxidation to the internal parts of the engine and 1. Drain the residual protective oil type 30/M from the to some components of the injection system, if idle periods sump.
  • Page 17 5.122 N60 ENT M37 MAINTENANCE APRIL 2004...