JOHN DEERE DEALERS IMPORTANT: The changes listed below make your current CTM obsolete. Discard CTM3, dated 28 NOV 89. Please remove this page and route through your service department. Turbocharger analysis, inspection and repair information has been added. See Accessories - Series 220 Power Unit Engines. Information/model designation for Series 220 engines (3009, 3011, 3014 and 4019) have been added wherever applicable. The format or “style” of the book has been changed. The familiar “modular” layout has been replaced by a two-column “floating text” format. Also, a heavy emphasis on the use of “exploded” line art, to illustrate specific yet “simple” procedures, is used.
Engine application charts have been updated to include the latest product models. See Specifications and General Information section. The book’s title. The title was changed from “3TN and 4TN Series Yanmar Diesel Engines” to “John Deere 220 Series Diesel Engines”, to include information pertaining to the OEM Stand-alone power packs. The layout of the book also changed. It has been completely reorganized to cover a different engine “family” in its own section, similar to how a Technical manual is layed out, using sections and groups. - Sections 1 through 4 cover engine service. This includes; engine teardown, diagnosis, checks, tests, adjustments and operational tests.
A safety section, fuels, lubricants and coolant information and an alphabetical index have also been added. A nominal or “standard” specification has been added and listed with the “wear limit” specification. 3 - Section 10 covers removal/installation and repair of accessories, primarily on Series 220 OEM Power Unit engines. - Section 20 covers Theory of Operation of the various engine systems. - Section 21 covers Electrical System component location and schematics for Series 220 OEM Power Unit engines. AllTractorManuals.com