Navistar MaxxForce 7

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SECTION4–ENGINEOPERATION

Operation(cont.)

DOWNHILLOPERATION

CAUTION:T opreventenginedamagewhendrivingdownhill,do

notoperateengineabovehighidle.

Protectyourenginewhendrivingdownhillasfollows:

•Preventoverspeedingofenginewhengoingdownlongand

steepgrades.

•Operatetheengineinagearthatallowsalowerrpm.

•Operatetheengineclosesttohighidleformaximumengine

exhaustbrakeeffectiveness.

Page62

Main Page

Table of Contents3
Foreword9
Safety Information11
Warranty15
U.S. Federal Emission System Warranty15
Warranty Period15
Required Maintenance15
Warranty Repairs and Service15
Recommended Maintenance or Repair Parts16
Emergency Repairs16
What Is Not Covered by Warranty16
Warranty Rights and Responsibilities17
California Emission System Warranty18
Warranty Period18
Required Maintenance18
Warranty Repairs and Service18
Recommended Maintenance or Repair Parts18
Emergency Repairs19
What Is Covered by Warranty19
What Is Not Covered by Warranty20
Warranty Rights and Responsibilities20
Section 1 - Engine Systems23
Engine Serial Number23
Engine Emission Label23
Engine Accessories24
Engine Specifications25
Engine Description27
Engine Features29
Engine Optional Features32
Component Location - Top35
Component Location - Front36
Component Location - Left37
Component Location - Right38
Component Location - Rear39
Section 2 - Requirements for Fuel, Engine Oil, and Coolant41
Fuel41
Ultra Low Sulfur Diesel (ULSD)41
Unacceptable Fuel and Blends41
Acceptable Fuel Blends42
Use of Higher Biodiesel Fuel Blends (B6 to B20)42
Unsafe Practices43
Engine Oil43
Engine Oil Quality and Service Categories43
API CJ-4 for High Performance Diesel Engines43
Oil Viscosity44
Coolant45
Coolant Mixtures45
Extended Life Coolant (ELC) - Red45
Contamination of Coolant46
Section 3 - Instruments, Indicators, and Switches47
Instrument Panel Gauge Cluster47
Warning Lamps47
Wait to Start Lamp47
Idle Shut down Indicator48
Maintenance Lamp48
Amber Warning Lamp (AWL)49
Red Stop Lamp (RSL)49
High Exhaust System Temperature (HEST) Lamp50
Diesel Particulate Filter (DPF) Indicator50
Malfunction Indicator Lamp (MIL)51
Typical Water Temperature Gauge52
Oil Temperature Gauge53
Oil Pressure Gauge53
Engine Exhaust Brake on / off Toggle Switch54
Air Cleaner Restriction Indicator55
Section 4 - Engine Operation57
Preoperation Checklist57
Priming the Fuel System58
Priming the Fuel System after Servicing the Fuel Filters58
Priming the Fuel System after Running out of Fuel59
Starting the Engine59
Emergency Starting61
Operation62
Suggested Warm-Up Time62
Idle Speed62
Extended Idling Periods62
Aftertreatment System63
Engine Idle Shutdown Timer (U.S. Federal-Optional [2010 and 2011 Vehicles])63
Engine Idle Shutdown Timer (California and All State - Optional [2012 and Newer Vehicles])64
Cold Weather Operation65
Cold Ambient Protection (CAP)66
Hot Weather Operation67
Engine Shutdown67
Engine Warning Protection System (EWPS)67
HD-OBD Overview68
Radiator Shuttle Enable (RSE)69
Road Speed Limiting (RSL)69
Road Operation69
Downhill Operation70
Section 5 - Maintenance Schedule and Service Procedures71
Maintenance Schedule71
Service Procedures75
Oil Level75
Coolant Level76
Charge Air Cooler (CAC)77
External Leakage77
Air Cleaner Restriction78
Fuel Water Separator79
Engine Oil and Filter80
Resetting Change Engine Oil Service Interval Message84
Belt, Air Intake Piping and Clamps85
Air Intake Piping and Clamps87
Coolant Freeze Point87
Primary Fuel Filter88
Secondary Fuel Filter92
Crankcase Breather94
Resetting Change Service Breather Element Message (Serviceable Crankcase Breather Only)96
Electrical System96
Induction System97
Extended Life Coolant (ELC) Extender97
Cleaning Diesel Particulate Filter (DPF)98
Service Cooling System99
Section 6 - Long Term Storage103
General Information103
Section 7 - Service Records105
Maintenance Service Record105
Daily Care and Report108

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