John Deere 3940, 3950, 3960, 3970 Forage Harvesters Service

This is the complete factory service repair technical workshop manual for the John Deere 3940, 3950, 3960, 3970 Forage Harvesters. TM1203 This Service Manual has easy-to-read text sections with top quality diagrams step by step instruction & highly detailed pictures & diagrams to show you how to complete the required job correctly & efficiently Using. John Deere 3940, 3950, 3960, 3970 Forage Harvesters Service Repair Technical Manual

Models Covered:

John Deere 3940 Forage Harvester
John Deere 3950 Forage Harvester
John Deere 3960 Forage Harvester
John Deere 3970 Forage Harvester

Includes Diagnostics and repair for all options Iron-Guard, Spout Trac, Row Trac. and wiring Diagrams.