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Peterbilt 320 User Manual

Peterbilt 320
180 pages
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MODEL 320
OPERATOR’S
MANUAL

Table of Contents

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Peterbilt 320 Specifications

General IconGeneral
BrandPeterbilt
Model320
CategoryTrucks
LanguageEnglish

Summary

California Proposition 65 Warning

PART 1: INTRODUCTION

Vehicle Safety Information

Discusses general safety precautions and the importance of safe driving practices.

How to Find Information in the Manual

Explains the tools available within the manual to locate specific information.

About Repairs and Service

Provides guidance on obtaining repairs and discusses the complexity of vehicle maintenance.

PART 2: GETTING INTO AND OUT OF THE CAB, FRAME ACCESS, AND CAB LADDER

Safe Cab Entry and Exit Procedures

Details the importance of maintaining three points of contact for safe entry and exit.

Door Lock and Key Operation

Explains how to lock and unlock the vehicle's doors using the key and lock button.

Climbing Onto Deck Plate and Frame Access

Provides instructions and warnings for safely accessing areas around the cab and deck plate.

Front Cab Guard/Ladder Use

Describes the function and safety precautions for the optional front cab guard/ladder.

PART 3: GETTING TO YOUR ENGINE

Cab Tilting and Raising Procedures

Details the steps and safety precautions for tilting and raising the vehicle's cab.

PART 4: CONTROLS AND DISPLAYS

Instrument Panel Overview

Introduces the instrument panel and notes that designs may vary by vehicle.

Left-Hand Drive Station Controls

Identifies and describes typical instruments and controls for the left-hand drive station.

Right-Hand Drive Station Controls

Identifies and describes typical instruments and controls for the right-hand drive station.

Steering Column Mounted Controls

Explains the operation of turn signals and indicator lights mounted on the steering column.

Hazard Flasher Operation

Details the use and function of the four-way hazard flasher switch.

Headlight and Trailer Brake Controls

Describes the operation of high beam headlights and the trailer brake hand valve.

Horn and Ignition Switch Controls

Explains the electric horn, air horn, and the function of the ignition switch.

Dash Mounted Features and Switches

Covers dash-mounted features like ignition switch positions and starter/stop buttons.

Engine Fan and Air Suspension Controls

Details the operation of the air suspension deflate switch and engine fan switch.

Climate Control Systems (Heating/AC)

Explains the operation of the heating and air conditioning systems for cab comfort.

Gauges and Displays Overview

Introduces the various gauges and displays found on the instrument panel.

Speedometer-Message Center (SMC) Functions

Describes the functionality and display options of the Speedometer-Message Center.

Tachometer and Engine Gauges

Details the tachometer and various engine-related gauges like oil pressure.

Brake System Gauges and Warnings

Explains air application, primary/secondary air pressure gauges, and related warnings.

PART 5: SEAT AND RESTRAINT SYSTEMS

Seat Adjustment and Features

Provides information on seat features and adjustments, referring to manufacturer's literature.

Proper Seat Belt Use and Adjustment

Covers the importance, use, and adjustment of seat belts for safety.

Tether Belts and Safety Chain

Explains the function and adjustment of tether belts and the safety chain.

PART 6: DRIVER’S CHECKLIST

Safe Vehicle Operation Principles

Outlines principles for responsible driver behavior, including avoiding fatigue and impairment.

Pre-Trip Vehicle Inspection Procedures

Details the daily checks required for approaching and inspecting the vehicle.

PART 7: STARTING & OPERATING THE VEHICLE

Normal and Cold Temperature Starting

Provides procedures for starting the vehicle in normal and cold weather conditions.

Engine Warmup Procedures

Details the steps for warming up the engine to ensure proper lubrication and temperature.

Transmission Warmup and Operation

Explains the importance of transmission warmup and how to operate it.

Clutch Operation and Adjustment

Describes clutch operation, free travel, and adjustment procedures.

Interaxle Differential and Axle Operation

Covers the function and operation of the interaxle differential and dual range axles.

Dual Range (Two Speed) Axles

Explains how to operate the dual range axle selector for different driving conditions.

Automatic Transmission Operation

Provides guidance on the correct operation of automatic transmissions.

Brake System Operation and Warnings

Details the operation of various brake systems including ABS and parking brakes.

Retarders and Engine Brake Use

Explains the use of retarders and engine brakes for slowing the vehicle.

Manually Releasing Spring Brakes

Describes the procedure for manually releasing spring brakes for towing purposes.

Vehicle Loading and Weight Distribution

Provides guidelines for proper vehicle loading and weight distribution.

PART 8: MAINTENANCE AND SERVICE

Preventive Maintenance Schedule Overview

Outlines the importance of a preventive maintenance program and its schedule.

Lubricant Specifications and Charts

Lists lubricant types, grades, and specifications for various vehicle components.

Transmission Lubrication Procedures

Details lubrication requirements and procedures for Fuller and Spicer transmissions.

Wheel Bearing Lubrication

Explains the procedures for lubricating wheel bearings in driven and nondriven hubs.

Brake Adjustment and System Checks

Covers brake adjustment, pushrod travel, and air system leak checks.

Tire Maintenance and Inflation

Provides guidelines for tire maintenance, inflation pressure, and replacement.

Wheel and Fastener Torque Specifications

Lists torque specifications for wheel nuts, studs, and frame fasteners.

Battery Care and Charging

Details battery care, common causes of failure, and safe recharging procedures.

Engine Accessories Maintenance

Covers maintenance for accessory drive belts, fan clutch, and related components.

Air Intake System and Air Cleaner Service

Explains maintenance for the air intake system, including air cleaners and turbochargers.

Cab Heater-Air Conditioner Service

Provides service recommendations for the cab heater and air conditioning system.

PART 9: VEHICLE IDENTIFICATION NUMBERS

Understanding the Vehicle Identification Number (VIN)

Explains the structure and meaning of the Vehicle Identification Number (VIN).

PART 10: CONSUMER INFORMATION

Ordering Replacement Parts

Provides instructions on how to order replacement parts for Peterbilt vehicles.

NHTSA Consumer Information and Recalls

Details NHTSA's role in vehicle safety and defect reporting.

Environmental Protection Guidelines

Offers guidance on the proper disposal of vehicle fluids and materials.

Other Publications

Custom Maintenance Manual Overview

Describes the content and purpose of the Custom Maintenance Manual.

Owner's Custom Parts Book Information

Explains the Owner's Custom Parts Book for identifying vehicle parts.

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