Chapter 1 Introduction to Drive Trains . . . . . . . . . . . 11 The Drive Train. . . . . . . . . . . . . . . . . . . . . . . . . . 12 Front-Engine, Rear-Wheel Drive | Front- Engine, Front-Wheel Drive | Mid-Engine, Rear-Wheel Drive | Rear-Engine, Rear- Wheel Drive | Four-Wheel Drive Drive Train Parts. . . . . . . . . . . . . . . . . . . . . . . . . 16 Clutches | Transmissions | Dual Clutch Transmission | Drive Shaft Assemblies | Rear Axle Assemblies | Transaxles | Four-Wheel Drive Components Chapter 2 Shop Safety and Environmental Protection. . . . . . . . . . . . . . . . . . . . . . . . . 25 Causes of Accidents . . . . . . . . . . . . . . . . . . . . . 26 Maintaining a Safe Workplace | Performing Work Procedures Properly Environmental Damage. . . . . . . . . . . . . . . . . . . 32 Preventing Solid Waste Contamination | Preventing Liquid Waste Contamination | Preventing Damage to the Atmosphere | Th e Environmental Protection Agency Chapter 3 Special Service Tools . . . . . . . . . . . . . . . 35 Drive Train Service Tools. . . . . . . . . . . . . . . . . . . 36 Special Service Wrenches and Sockets | Punches and Drift s | Snap Ring Pliers and Picks | Presses | Drivers | Pullers | Seal Protectors | Alignment Tools | Flywheel Contents Turning and Locking Tools | Drain Pans | Screw Extractors | Drive Train Lift ing and Holding Equipment | Drive Train Cleaning Equipment | Drive Train Measuring Tools Electrical and Electronic Testers. . . . . . . . . . . . . 49 Jumper Wires | Test Lights | Multimeters | Waveform Meters | Scan Tools Service Information. . . . . . . . . . . . . . . . . . . . . . 52 Factory Service Information | General Service Information | Specialized Service Information | Schematics | Troubleshooting Charts | Telephone Hotlines | Internet Resources Work Orders . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Chapter 4 Gears, Chains, and Bearings . . . . . . . . . 59 Gear Drives. . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Types of Gears | Gear Nomenclature | Gear Ratio | Reverse Gear | Gear Removal | Gear Inspection Chain Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 Types of Chains | Chain Tensioners | Chain Drive Ratio | Chain Lubrication | Chain Inspection Bearings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 Friction | Types of Bearings | Friction Bearings | Antifriction Bearings Related Components. . . . . . . . . . . . . . . . . . . . . 78 Th rust Washers | Retainer Plates | Collars | Splines | Keys and Keyways 6