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Sterling Trucks L7500 - User Manual

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L-LINE AND A-LINE MAINTENANCE MANUAL
Models: L7500
L7501
L8500
L8511
L8513
L9500
L9501
L9511
L9513
L9522
A9500
A9522
STI-383-1 (10/08P)
Published by
Daimler Trucks North America LLC
4747 N. Channel Ave.
Portland, OR 97217
Printed in U.S.A.
https://www.besttruckmanuals.com/
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Summary

Foreword

Introduction

Descriptions of Service Publications

Lists various types of service publications distributed by Daimler Trucks North America LLC.

Page Description

Explains the components of a typical maintenance manual page layout.

Maintenance Manual Contents

Lists the group numbers and titles of the maintenance manual sections.

General Information

Determining Scheduled Maintenance Intervals

Explains how to determine correct maintenance intervals based on vehicle service type.

Maintenance Service Table

Provides maintenance intervals for different service schedules (I, II, III) based on miles and hours.

Vehicle Maintenance Schedule Tables

Lists vehicle maintenance intervals for Service Schedule I, up to the 35th interval.

Lubrication and Fluid Level Check

Lists operations for lubrication and fluid level checks in the M1 maintenance interval.

Maintenance Operation Sets Table

Details maintenance operations for different intervals (IM, M1, M2, M3, M4) across various systems.

Initial Maintenance (IM) Operations

Lists initial maintenance (IM) operations for Service Schedules I, II, and III.

M1 Maintenance Interval Operations Table

Lists maintenance operations to be performed at the M1 maintenance interval.

M2 Maintenance Interval Operations Table

Lists maintenance operations to be performed at the M2 maintenance interval.

M3 Maintenance Interval Operations Table

Lists maintenance operations to be performed at the M3 maintenance interval.

M4 Maintenance Interval Operations Table

Lists maintenance operations to be performed at the M4 maintenance interval.

Noise Emission Controls Maintenance

Discusses federal law, recommendations for replacement parts, and warranty for noise emission controls.

Verification of Inspections Log

Provides a template for logging inspections related to Groups 01 and 20.

Metric;U.S. Customary Conversion Tables

Provides conversion factors for length, area, volume, weight, torque, and pressure.

Torque Specifications Tables

Lists torque values for U.S. customary thread fasteners with lubricated or plated threads.

Engine

Engine Drive Belt Inspecting

Steps for visually inspecting engine drive belts for glazing, ply separation, and cracks.

Engine Noise Panel Inspecting (Noise Emission Control)

Procedure for inspecting engine noise panels for tears on specific engine types.

Engine Rear-Support Assembly Checking (Noise Emission Control)

Steps for checking engine rear-support assemblies for fasteners and insulator condition.

Jacobs Engine Brake Wiring Inspecting

Guidance on inspecting the wiring for engine brake systems.

Air Intake

Air Cleaner Element Inspecting and Replacing

Procedure for inspecting and replacing the air cleaner element.

Air Compressor

Bendix Air Compressor Inspecting

Instructions for inspecting the Bendix air compressor lines, connections, and fins.

Alternators and Starters

Alternator, Battery, and Starter Connections Check

Procedure for checking and cleaning electrical connections for the charging system.

Engine Cooling;Radiator

Fan Drive and Fan Clutch Checking (Noise Emission Control)

Details checks for Eaton viscous fan drive and Horton fan clutch engagement.

Radiator Cap Checking

Procedure for checking radiator cap pressure rating and gasket condition.

Radiator Pressure Flushing and Coolant Changing

Steps for flushing the cooling system and changing the coolant.

Clutch

Clutch Release Bearing Lubricating

Procedure for lubricating the clutch release bearing.

Transmission

Allison Transmission Fluid and Filter Changing

Steps for changing Allison transmission fluid and filters.

Manual Transmission Magnetic Plug Cleaning and Oil Changing

Procedure for cleaning magnetic plugs and changing manual transmission oil.

Transmission Air Filter;Regulator Checking and Cleaning, or Replacing

Instructions for checking, cleaning, or replacing transmission air filter/regulator.

Transmission Breather and Oil Level Checking

Procedure for checking transmission breather and oil level.

Frame and Fifth Wheel

Fifth Wheel Inspecting

Procedure for inspecting Fontaine and Holland fifth wheels for cracks and wear.

Fifth Wheel Lubricating

Lubrication instructions for fifth wheels, including conditions requiring lubrication.

Frame Fastener Torque Checking

Instructions for checking frame fastener torque and locations.

Holland Fifth Wheel Sliding Mechanism Inspecting

Procedure for inspecting the Holland fifth wheel sliding mechanism.

Trailer Electrical Connector Lubricating

Steps for cleaning and lubricating trailer electrical connectors.

Suspension

Suspension Inspecting

Details front suspension check, shock absorber check, and rear suspension spring inspection.

Suspension Lubricating

Lubrication for front suspension and Sterling spring rear suspensions.

Suspension U-Bolt Torque Checking

Procedure for checking U-bolt torque on spring assemblies using a torque wrench.

Front Axle

All-Axle Alignment Checking

Procedure for checking vehicle alignment and toe-in.

Knuckle Pin Lubricating

Instructions for lubricating knuckle pin assemblies.

Tie Rod End Inspecting and Lubricating

Procedure for inspecting and lubricating tie rod ends.

Rear Axle

Axle Breather and Lubricant Level Checking

Procedure for checking axle breather and lubricant level.

Axle Lubricant Changing, Oil Filter Replacing and Magnetic Strainer Cleaning

Steps for changing axle lubricant, oil filter, and cleaning magnetic strainer.

Wheels and Tires

Wheel Nut and Rim Nut Checking

Procedure for checking wheel and rim nut torque.

Driveline

Driveline Inspecting

Procedure for inspecting driveline U-joints and slip joints.

Driveline Lubricating

Instructions for lubricating driveline U-joints and slip joints.

Brakes

Automatic Slack Adjuster Lubricating and Checking

Procedure for lubricating and checking automatic slack adjusters, including boot replacement.

Bendix Air Brake Valve Disassembly, Cleaning, Inspecting, and Lubricating (DV-2 and Single Check Valve)

Instructions for disassembling, cleaning, inspecting, and lubricating specific Bendix air brake valves.

Bendix Air Brake Valve Inspecting and Testing (MV-3 and TC-6)

Procedure for inspecting and testing specific Bendix air brake valves.

Bendix Air Brake Valve Operation Checking (BP-R1 and E-12)

Steps for checking the operation of specific Bendix air brake valves.

Bendix Air Dryer Checking (AD-IP or AD-9)

Details checking Bendix air dryer operation, including heater and thermostat.

Bendix Air Dryer Desiccant Replacing (AD-9)

Procedure for replacing the desiccant cartridge in Bendix air dryers.

Bendix Foot Brake Valve Actuator Lubricating and Leak Testing (E-12)

Steps for lubricating and leak testing Bendix foot brake valve actuators.

Brake Inspection

Parking brake operational check and general brake component inspection.

Camshaft Bracket Bushing Lubricating

Details lubricating camshaft bracket bushings, including cautions about grease entry.

Steering

Drag Link and Power Steering Cylinder Lubricating

Instructions for lubricating drag link and power steering cylinder grease fittings.

Power Steering Reservoir Fluid Level Checking

Steps for checking Metal Ventra and Nelson power steering reservoir fluid levels.

Power Steering Reservoir Fluid and Filter Changing

Procedure for changing fluid and filter in Metal Ventra power steering reservoir.

Steering Driveline Lubricating

Details lubricating steering driveline grease fittings.

TRW Power Steering Gear Lubricating, TAS Series

Procedure for lubricating TRW power steering gear.

Fuel

Fuel Separator Sight Bowl Cleaning and Element Replacing

Procedure for cleaning ConMet fuel separator sight bowl and replacing element.

Fuel Tank Band Nut Tightening

Steps for tightening fuel tank band retention nuts.

Fuel Tank Vent Checking

Procedure for checking fuel tank vent.

Exhaust

Exhaust System Inspecting (Noise Emission Control)

Procedure for inspecting the exhaust system for noise, leaks, wear, and damage.

Electrical, Instruments, and Controls

Electrical System Checking

Procedure for checking electrical systems in the cab interior and chassis.

Doors

Door Latch and Door Hinge Lubricating

Procedure for lubricating door latches and hinges.

Heater and Air Conditioner

Air Conditioner Inspecting

Details preliminary checks for the air conditioner, including pulley, drive plate, and hoses.

Air Filter Replacing

Procedure for replacing the HVAC air filter.

Hood

Hood Hinge Bushings Lubricating

Details lubricating hood hinge bushings with chassis grease.

Sterling Trucks L7500 Specifications

General IconGeneral
BrandSterling Trucks
ModelL7500
CategoryTrucks
LanguageEnglish

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