With a Haynes manual, you can do-it-yourself...from simple maintenance to basic repairs. Haynes writes every book based on a complete teardown of the vehicle, where we learn the best ways to do a job and that makes it quicker, easier and cheaper for you. Haynes books have clear instructions and hundreds of photographs that show each step. Whether you are a beginner or a pro, you can save big with a Haynes manual! This manual features complete coverage for your John Deere tractor, covering: Routine maintenance Tune-up procedures Engine repair Cooling and heating Air conditioning Fuel and exhaust Emissions control Ignition, brakes Suspension and steering Electrical systems, and Wiring diagrams Models covered include: John Deere 3010 John Deere 3020 John Deere 4000 John Deere 4010 John Deere 4020 John Deere 4320 John Deere 4520 John Deere 4620 John Deere 5010 John Deere 5020 John Deere 6030