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N67 MNT M28

OVERVIEW

1.9

OCTOBER 2005

PRODUCT MODEL NUMBER

The model number is assigned by the manufacturer; it is used to identify the main characteristics of the engine, and to characte-

rize its application and power output level. It is stamped on a side of crank-case, close to oil filter.

F

4

G

E

0

6

8

6

A

*

E

6

0

1

ENGINE FAMILY IDENTIFIER

DESIGN ITERATION

ENGINE

NO. OF STROKES AND CYLINDER DISPOSITION (0 = 4 STROKES, VERTICAL)

NO. OF CYLINDERS

FUEL + INJECTION (8 = DIESEL, TCA, DIRECT INJECTION)

INTENDED USE (6 = MARINE)

POWER RANGE:  
A = MAXIMUM POWER 280 HP

E = EMISSION FOR  

MARINE APPLICATION

 

VARIANTS TO 

BASIC ENGINE

Summary of Contents for N67 MNT M28

Page 1: ...NEF ENGINE N67 MNT M28 TECHNICAL AND REPAIR MANUAL OCTOBER 2005 EDITION T E C H N O L O G I C A L E X C E L L E N C E...

Page 2: ...sed for purposes other than those stated by the manufacturer IVECO MOTORS is available beforehand to examine requi rements for special installations if any In particular q Use of unsuitable fuels and...

Page 3: ...ns for consultation Sections 1 2 3 are intended for sales personnel to provide them with exact knowledge of the product s characteri stics and enable them to meet the Customer s demands with precision...

Page 4: ...N67 MNT M28 1 4 OCTOBER 2005...

Page 5: ...ming system driving gear 14 Cylinder head 16 Valves and valve seats 17 Ancillary machine parts drive 17 COMBUSTIONAIR INTAKE AND EXHAUST SYSTEM 18 Comburent air filter 19 Turbocompressor 19 Air sea wa...

Page 6: ...MNT M28 OVERVIEW 1 6 OCTOBER 2005 Page ENGINE OIL LUBRICATION LOOP 25 Gear pump 26 Filter bracket 26 Oil vapour recirculation 26 FUEL LINE 27 Fuel supply system scheme 28 Fuel pre filter 29 Fuel filte...

Page 7: ...a Mil se MI ITALY ENGINE TYPE ENGINE DWG ENGINE S N COMMERC TYPE VERSION POWER SET CODE HOMOLOGATION N ENGINE FAMILY POWER KW AND SPEED RPM YEAR OF BUILD S p A 04_002_N Figure 1 Figure 2 The engine id...

Page 8: ...e commercial code therefore cannot be used for the technical purpose of recognizing the engine s components which is served by the ENGINE S N N 67 M N T M 28 1 0 ENGINE FAMILY IDENTIFIER N NEF DISPLAC...

Page 9: ...cation and power output level It is stamped on a side of crank case close to oil filter F 4 G E 0 6 8 6 A E 6 0 1 ENGINE FAMILY IDENTIFIER DESIGN ITERATION ENGINE NO OF STROKES AND CYLINDER DISPOSITIO...

Page 10: ...r discharge pipeline 7 Lifting eyebolt 8 Rocker arm covers 9 Oil refill cap 10 Location of thermostatic valve 11 Cap for engine coolant outlet to sanitary water heating system 12 Coolant refill cap 13...

Page 11: ...ficial anode 7 Wiring connectors 8 Combustion air sea water heat exchanger 9 Location of sea water discharge cap 10 Manual lubricating oil extraction pump 11 Oil dipstick 12 Lifting eyebolt 13 Oil sep...

Page 12: ...nd consumption reduction NEF engines can be fitted with a mechanical pump or a total electronic controlled Common Rail fuel supply system Every technical solution has been accurately devised so as to...

Page 13: ...de type with radial seal and require special fixtures to be assembled and disassembled Connecting Rods They are made in steel manufactured by pressing with small end oblique edged and cap separation o...

Page 14: ...ferent functions and different geo metry The 1st piston ring has a trapezoidal section and ceramic chrome plating The 2nd piston ring has a a torsional conical rectangular seal The 3rd piston ring has...

Page 15: ...d are fitted with cast babbitt lining steel bushings assembled by negative allowance The timing camshaft is set into rotation by the crankshaft with direct coupling to a straight toothed wheel 1 Rocke...

Page 16: ......

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