xx
Rules for Safe Operation . . . . . . . . . . . . . . . . .396
Edger/Trimmer Maintenance. . . . . . . . . . . . .397
Edger/Trimmer Storage . . . . . . . . . . . . . . . . .398
C H A P T E R 2 1
Lawn and Garden Tractors. . . 401
Tractor Safety . . . . . . . . . . . . . . . . . . . 401
Protect Children . . . . . . . . . . . . . . . . . . . . . . . .402
Protective Clothing. . . . . . . . . . . . . . . . . . . . . .402
Operating a Tractor Safely. . . . . . . . . . . . . . . .402
Transporting a Tractor . . . . . . . . . . . . . . . . . . .403
Tractor Uses . . . . . . . . . . . . . . . . . . . . 403
Mowing and Mulching . . . . . . . . . . . . . . . . . .403
Leaf Collecting . . . . . . . . . . . . . . . . . . . . . . . . .405
Plowing, Throwing, and Blowing Snow . . . .405
Preparing Soil for Planting . . . . . . . . . . . . . . .407
Hauling a Trailer. . . . . . . . . . . . . . . . . . . . . . . .407
Rotary Broom Sweeping . . . . . . . . . . . . . . . . .407
Engine Components. . . . . . . . . . . . . . 408
Chassis and Steering . . . . . . . . . . . . . 408
Transmissions. . . . . . . . . . . . . . . . . . . 410
Variable-Speed Transmission . . . . . . . . . . . . .412
Hydrostatic Transmissions . . . . . . . . . . . . . . .413
Electrical Safety Systems. . . . . . . . . . 418
Safety Interlocks . . . . . . . . . . . . . . . . . . . . . . . .418
Electric Start Systems . . . . . . . . . . . . . . . . . . . .421
Testing Procedure for Operator
Presence System (Safety Seat) . . . . . . . . . .424
Circuits for Study . . . . . . . . . . . . . . . . 425
General Maintenance . . . . . . . . . . . . . 425
Engine Lubrication . . . . . . . . . . . . . . . . . . . . . .425
Optional Oil Accessories . . . . . . . . . . . . . . . . .432
Air Filter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .432
Muffl ers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .432
Engine Cleaning . . . . . . . . . . . . . . . . . . . . . . . .432
Radiator Cleaning. . . . . . . . . . . . . . . . . . . . . . .432
Battery Maintenance. . . . . . . . . . . . . . . . . . . . .433
Sharpening and Balancing Mower Blades . . .433
Fueling and Refueling . . . . . . . . . . . . . . . . . . .434
Storing a Tractor . . . . . . . . . . . . . . . . . . . . . . . .434
Removing a Tractor from Storage. . . . . . . . . .434
C H A P T E R 2 2
Snow Throwers . . . . . . . . . . . 437
Operating Safely . . . . . . . . . . . . . . . . . 437
Machine Types and Features . . . . . . . 438
Small Snow Throwers . . . . . . . . . . . . . . . . . . .438
Midsize Snow Throwers . . . . . . . . . . . . . . . . .439
Heavy-Duty Snow Throwers . . . . . . . . . . . . .440
Engine Controls. . . . . . . . . . . . . . . . . . . . . . . . .441
Operator Presence Controls . . . . . . . . . . . . . .441
Electric Start Systems . . . . . . . . . . . . . . . . . . . .442
Drive Systems . . . . . . . . . . . . . . . . . . . . . . . . . .443
Skid Shoes . . . . . . . . . . . . . . . . . . . . . . . . . . . . .446
Snow Thrower Operation . . . . . . . . . . 448
Engine Starting . . . . . . . . . . . . . . . . . . . . . . . . .448
Snow Throwing. . . . . . . . . . . . . . . . . . . . . . . . .449
General Maintenance . . . . . . . . . . . . . 449
Preventing Freeze-Up . . . . . . . . . . . . . . . . . . .449
Servicing Augers. . . . . . . . . . . . . . . . . . . . . . . .449
Lubrication. . . . . . . . . . . . . . . . . . . . . . . . . . . . .449
Off-Season Storage. . . . . . . . . . . . . . . 451
Starting after Storage . . . . . . . . . . . . . . . . . . . .451
C H A P T E R 2 3
Personal Watercraft . . . . . . . 455
Introduction. . . . . . . . . . . . . . . . . . . . . 455
Identifi cation Numbers and Placards . . . . . .456
Types of PWC . . . . . . . . . . . . . . . . . . . 456
PWC Main Components and Parts. . . 457
PWC Engines. . . . . . . . . . . . . . . . . . . . 460
PWC Engine Cooling Systems . . . . . . . . . . . .460
Jet Pump Propulsion System. . . . . . . . . . . . . .461
New Engine Break-In. . . . . . . . . . . . . . . . . . . .463
General Maintenance . . . . . . . . . . . . . 464
Fuel Filter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .464
Fuel Filter Screens. . . . . . . . . . . . . . . . . . . . . . .464
Fuel Vent Check Valve . . . . . . . . . . . . . . . . . . .464
Sediment Bowl . . . . . . . . . . . . . . . . . . . . . . . . .464
Carburetors . . . . . . . . . . . . . . . . . . . . . . . . . . . .465
Cooling System Service . . . . . . . . . . . . . . . . . .466
Jet Pump Water Inlet Screen . . . . . . . . . . . . . .468
Copyright Goodheart-Willcox Co., Inc.