background image

ENGINE SERVICE MANUAL

3

Safety Information

This

manual

provides

general

and

specific

maintenance procedures essential for reliable engine
operation and your safety. Since many variations in
procedures, tools, and service parts are involved,
advice for all possible safety conditions and hazards
cannot be stated.

Read safety instructions before doing any service and
test procedures for the engine or vehicle. See related
application manuals for more information.

Obey Safety Instructions, Warnings, Cautions, and
Notes in this manual.

Not following warnings,

cautions, and notes can lead to injury, death or
damage to the engine or vehicle.

Safety Terminology

Three terms are used to stress your safety and safe
operation of the engine: Warning, Caution, and Note

Warning

: A warning describes actions necessary to

prevent or eliminate conditions, hazards, and unsafe
practices that can cause personal injury or death.

Caution

:

A caution describes actions necessary

to prevent or eliminate conditions that can cause
damage to the engine or vehicle.

Note

: A note describes actions necessary for correct,

efficient engine operation.

Safety Instructions

Work Area

Keep work area clean, dry, and organized.

Keep tools and parts off the floor.

Make sure the work area is ventilated and well lit.

Make sure a First Aid Kit is available.

Safety Equipment

Use correct lifting devices.

Use safety blocks and stands.

Protective Measures

Wear protective safety glasses and shoes.

Wear correct hearing protection.

Wear cotton work clothing.

Wear sleeved heat protective gloves.

Do not wear rings, watches or other jewelry.

Restrain long hair.

Vehicle

Shift transmission to park or neutral, set parking
brake, and block wheels before doing diagnostic
or service procedures.

Clear the area before starting the engine.

Engine

The engine should be operated or serviced only
by qualified individuals.

Provide necessary ventilation when operating
engine in a closed area.

Keep combustible material away from engine
exhaust system and exhaust manifolds.

Install all shields, guards, and access covers
before operating engine.

Do not run engine with unprotected air inlets or
exhaust openings.

If unavoidable for service

reasons, put protective screens over all openings
before servicing engine.

Shut engine off and relieve all pressure in the
system before removing panels, housing covers,
and caps.

If an engine is not safe to operate, tag the engine
and ignition key.

Fire Prevention

Make sure charged fire extinguishers are in the
work area.

NOTE: Check the classification of each fire
extinguisher to ensure that the following fire
types can be extinguished.

1.

Type A — Wood, paper, textiles, and rubbish

2.

Type B — Flammable liquids

3.

Type C — Electrical equipment

Batteries

Always disconnect the main negative battery
cable first.

Always connect the main negative battery cable
last.

Avoid leaning over batteries.

Содержание N13

Страница 1: ...13 with SCR Revision 1 EPA 10 US Canada Mexico April 2014 ENGINE SERVICE MANUAL Navistar N13 with SCR Navistar Inc 2701 Navistar Drive Lisle IL 60532 USA 2014 Navistar Inc All rights reserved All mark...

Страница 2: ......

Страница 3: ...V Remove MAF sensor procedures Aftertreatment System New or updated procedures Aftertreatment AFT Fuel Doser Module Aftertreatment Purge Air Valve AFTPAV Assembly Aftertreatment Fuel Injector AFTFI As...

Страница 4: ......

Страница 5: ...Fuel System 221 Oil Cooler Filter Housing and Crankcase Ventilation 277 Exhaust Gas Recirculation EGR System 295 Air Intake Throttle Duct and Exhaust Manifold 331 Front Cover Fan Drive Cooling System...

Страница 6: ...II ENGINE SERVICE MANUAL Appendix A Specifications 537 Appendix B Torques 543 Appendix C Special Service Tools 561 Appendix D Component Locator 577...

Страница 7: ...ther areas in a photo illustration may not be exact See vehicle manuals and Technical Service Information TSI bulletins for additional information Navistar N13 with SCR Engine Operation and Maintenanc...

Страница 8: ...iagnostic information Prerequisites for Effective Diagnosis Availability of gauges diagnostic test equipment and diagnostic software Availability of current information for engine application and engi...

Страница 9: ...t Use correct lifting devices Use safety blocks and stands Protective Measures Wear protective safety glasses and shoes Wear correct hearing protection Wear cotton work clothing Wear sleeved heat prot...

Страница 10: ...ondition Make sure all standard electrical tools are grounded Check for frayed or damaged power cords before using power tools Fluids Under Pressure Use extreme caution when working on systems under p...

Страница 11: ...Sensor 16 Turbocharger 2 Compressor Inlet Sensor TC2IS 16 Exhaust Gas Recirculation EGR System 17 Aftertreatment AFT System 20 Decomposition Reactor Tube 21 Diesel Particulate Filter DPF 21 Diesel Ox...

Страница 12: ...FPCV 45 Aftertreatment Fuel Shutoff Valve AFTFSV 45 Aftertreatment Purge Air Valve AFTPAV 45 Diesel Exhaust Fluid Dosing Unit Heater DEFDUH 45 Diesel Exhaust Fluid Doser Valve DEFDV 46 Diesel Exhaust...

Страница 13: ...oler CAC and electronically controlled M2 Motor truck Y Huntsville Alabama 7 digit suffix Engine serial number sequence Engine Emission Label Figure 2 2010 U S Environmental Protection Agency EPA exha...

Страница 14: ...ECM High Pressure HP fuel pump Power steering pump Selective Catalyst Reduction SCR catalyst Starter motor Turbochargers Engine Specifications Navistar N13 Diesel Engine Engine Configuration 4 stroke...

Страница 15: ...d Fuel system High pressure common rail Lube system capacity including filter 40 L 42 qts Navistar N13 Lube system capacity overhaul only with filter 44 L 46 qts Navistar N13 Engine oil pressure at op...

Страница 16: ...The overhead valve train includes roller rocker arms and dual valves that open using a valve bridge Navistar N13 engines use one piece steel pistons All pistons use an offset piston axis and centered...

Страница 17: ...nter the fuel system from the supply tank s This filter works with the engine mounted fuel module to eliminate foreign matter and moisture from the fuel before entering the fuel injection system The L...

Страница 18: ...Outlet Temperature CACOT Sensor 5 EGR cooler 6 Intake Manifold Temperature IMT sensor 7 EGR valve 8 Turbocharger 2 Compressor Inlet Sensor TC2IS 9 Air filter housing 10 Humidity Sensor HS Inlet Air Te...

Страница 19: ...e manifold and then the cylinder head The intake manifold is an integral part of the cylinder head casting During cold weather the Inlet Air Heater system activates the heater element vaporizing and i...

Страница 20: ...tered air enters the LP compressor where it is compressed and directed to the Low Pressure Charge Air Cooler LPCAC Cooled compressed air then enters the HP compressor where it is further compressed an...

Страница 21: ......

Отзывы: