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freightliner FL50 1998 User Manual

freightliner FL50 1998
148 pages
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BUSINESS CLASS TRUCKS MAINTENANCE MANUAL
Models: FL50
FL60
FL70
FL80
FL106
FL112
MB50
MB60
MB70
MB80
STI-266 (2/04P)
Published by
Freightliner LLC
4747 N. Channel Ave.
Portland, OR 97217
Printed in U.S.A.
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freightliner FL50 1998 Specifications

General IconGeneral
Brandfreightliner
ModelFL50 1998
CategoryTrucks
LanguageEnglish

Summary

Foreword

Environmental Concerns and Recommendations

Parts Replacement Considerations

Descriptions of Service Publications

Core Service Manuals

Information on Workshop/Service, Maintenance, and Driver's/Operator's Manuals.

Supporting Service Publications

Details on Parts Technical Manual, Service Bulletins, Recall Bulletins, and Field Service Modifications.

General Information (Group 00)

Maintenance Schedules and Specifications

Outlines maintenance schedules, intervals, and specifications for vehicle upkeep.

Torque and Conversion Tables

Provides torque values for fasteners and metric/U.S. customary conversion factors.

Lubrication and Fluid Level Procedures

Details lubrication points and procedures for checking fluid levels in various systems.

Noise Emission Control Systems Maintenance

Procedures for maintaining noise emission control systems according to federal law.

Engine Maintenance

Engine-Support Fasteners Checking

Procedures for checking and tightening engine-support fasteners for proper security.

Engine Drive Belt Inspection

Guidelines for visually inspecting engine drive belts for wear and damage.

Air Intake System Maintenance

Air Cleaner Element Inspecting and Replacing

Step-by-step guide for inspecting and replacing the air cleaner element.

Air Compressor Service

Air Compressor Inspecting

Procedures for inspecting the air intake, oil supply, and cooling fins of the air compressor.

Air Compressor Rebuilding/Replacing

Instructions for disassembling, inspecting, and replacing air compressor components.

Alternator, Battery, and Starter Checks

Alternator, Battery, and Starter Checking

Comprehensive checks for electrical connections, belt tension, and component integrity.

Engine Cooling System Maintenance

Radiator Cap Checking

Procedures for checking the radiator cap's pressure rating and condition.

Radiator Pressure Flushing and Coolant Changing

Steps for draining, flushing, and refilling the engine cooling system.

Fan Clutch Checking

Procedures for inspecting Eaton and Horton fan clutches for proper operation.

Clutch System Maintenance

Clutch Release Bearing and Cross-Shaft Lubricating

Procedures for lubricating the clutch release bearing and cross-shaft.

Clutch (Pull-Type) Inspecting and Adjusting

Steps for inspecting and adjusting the pull-type clutch mechanism.

Hydraulic Fluid Level Checking and Replacing

Instructions for checking and replacing the clutch hydraulic fluid.

Transmission Maintenance

Manual Transmission Fluid Level Checking

Procedures for checking the fluid level in manual transmissions.

Transmission Fluid and Filter Changes

Steps for changing transmission fluid and filters for Eaton Fuller, Meritor, Allison, and Chrysler transmissions.

Transmission Breather and Leak Checks

Guidelines for checking transmission breathers and performing leak checks on various models.

Frame and Frame Components Maintenance

Frame Fastener Torque Checking

Procedures for checking and tightening frame fastener torque values.

Fifth Wheel Inspection and Lubrication

Steps for inspecting and lubricating Fontaine and Holland fifth wheels.

Suspension System Maintenance

Suspension Inspecting

Procedures for inspecting spring assemblies, brackets, crossmembers, and shock absorbers.

Suspension Lubricating

Lubrication instructions for front and rear suspension components, including U-joints and equalizer assemblies.

U-Bolt Torque Checking

Procedures for checking and tightening U-bolt torque values for front and rear axles.

Front Axle Maintenance

Knuckle Pin and Tie-Rod End Lubricating

Procedures for lubricating knuckle pins and tie-rod ends.

All-Axle Alignment Checking

Instructions for checking axle alignment, parallelism, and thrust angles.

Front Axle Oil Level Checking and Changing

Procedures for checking and changing oil levels in front axle differentials and hubs.

Rear Axle Maintenance

Axle Lubricant Level Checking

Procedures for checking the lubricant level in rear axle housings and hubs.

Axle Breather and Lubricant Changing

Instructions for checking axle breathers and changing axle lubricant with magnetic plug cleaning.

Two-Speed-Axle Shift Unit Maintenance

Procedures for checking and changing oil levels in the two-speed-axle shift unit.

Wheel and Tire Maintenance

Wheel Nut Checking

Instructions for checking wheel nut torque on various wheel types.

Driveline Maintenance

Driveline Inspecting

Procedures for checking driveshaft components like yoke-straps, U-joints, and slip-joints.

Driveline Lubricating

Instructions for lubricating U-joints and slip-joint splines.

Brake System Maintenance

Air Brake System Checks and Maintenance

Procedures for inspecting air dryers, valves, brake chambers, and slack adjusters.

Hydraulic Brake System Checks

Covers checking brake lines, power boosters, and foot brake valve actuator.

Steering System Maintenance

Steering Driveline and Drag Link Lubricating

Procedures for lubricating steering driveline universal joints and drag link grease fittings.

Power Steering Reservoir Maintenance

Steps for checking and changing power steering fluid and filters.

Steering Gear Lubrication

Procedures for lubricating steering gear and miter gears.

Fuel System Maintenance

Fuel Tank Draining and Vent Checking

Procedures for draining the fuel tank and checking the vent system.

Gasoline In-Tank Fuel Filter Replacement

Steps for replacing the in-tank fuel filter on gasoline-powered vehicles.

Exhaust System Inspection

Exhaust System Inspecting

Checking mufflers, pipes, and clamps for leakage, damage, and corrosion.

Electrical System and Sensor Maintenance

Electrical System Checking

Procedures for checking wiring harnesses, connections, relays, and cigarette lighter.

Coolant Level Sensor Cleaning

Steps for cleaning the coolant level sensor to ensure proper operation.

Door Maintenance

Weatherstrip, Door Latch, and Door Hinge Lubricating

Instructions for lubricating door components to reduce noise and wear.

Air Conditioner System Checks

Air Conditioner Checking

Procedures for performing preliminary, cooling, and refrigerant checks on the A/C system.

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