General Information; Service Operations - Iveco NEF Series Repair Manual

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NEF G-Drive Stage IIIA SERIES

GENERAL INFORMATION

Manuals for repairs are split into Parts and Sections, each one of which is marked by a number; the contents of these sections are
indicated in the general table of contents.
Sections with mechanical contents include technical data, tightening torque collections, tool lists, assembly connections -
disconnections, overhauls at the bench, troubleshooting and scheduled maintenance.
The sections or parts on the electrical/electronic system contain descriptions of the electrical network and the unit's electronic
systems, the wiring diagrams, the electrical features of the components and the component codes.
Sections 1 and 2 describe the engines with regard to their features and general operation.
Section 3 describes the electrical part, regarding wiring, electrical and electronic equipment which vary depending on the specific
use.
Section 4 covers scheduled maintenance.
Sections 5 and 6 address the removal/refitting of the main components and general overhaul operations on the engine mounted
on the rotating stand.
Sections 7 and 8 contain the technical features of the engine, such as mounting clearance, tightening torque and specific tools.
The appendix provides a list of the general safety regulations which all operators, whether installers or maintenance technicians,
must comply with to prevent any serious injury.
The manual uses proper symbols in its descriptions; the purpose of these symbols is to classify information.
In particular, a set of symbols has been defined to classify warnings, while another set has been specified for service operations.
SYMBOLS - Warnings
Danger for persons
Missing or incomplete observance of these prescriptions can cause serious danger for persons' safety.
Risk of serious damage to the assembly
The partial or total non-observance of these instructions could cause serious damage to the assembly and may nullify
the warranty.
General danger
!
Includes the dangers of both above described signals.
Environmental protection
Indicates correct behaviour in order for the assembly use to be as environmentally friendly as possible.
NOTE Indicates an additional explanation for a piece of information.

Service operations

Example:
Print P4D32N009 E
Ø 1 Ø 1 = Housing for connecting
rod small end bush.
Ø 2 = Housing for connecting
Ø 2
rod bearings ings.
manualequipospesados@gmail.com
Tighten to torque
Tighten to torque + angle value
α
PREMISE
3
Base - March 2014