John Deere 40 Series Corn Heads Parts Manual (PC1223)

John Deere 40 Series Corn Heads Parts Manual (PC1223 28-FEB-00)

This official John Deere parts manual provides a comprehensive breakdown of all replaceable components and assemblies for the 40 Series Corn Heads. With detailed parts diagrams and reference tables, this manual is essential for service professionals and equipment owners looking to identify, maintain, or replace specific parts across multiple 40 Series models. It includes part numbers, component schematics, and assembly references for efficient repairs and maintenance.

Model Covers:

John Deere 40 Series Corn Heads:

• John Deere 243 Corn Head (1969-1987)
• John Deere 244 Corn Head (1969-1987)
• John Deere 343 Corn Head (1969-1987)
• John Deere 344 Corn Head (1969-1979)
• John Deere 443 Corn Head (1969-1993)
• John Deere 444 Corn Head (1969-1993)
• John Deere 543 Corn Head (1973-1978) (1988-1989)
• John Deere 546 Corn Head (1970-1993)
• John Deere 642 Corn Head (1969-1977)
• John Deere 643 Corn Head (1969-1993)
• John Deere 644 Corn Head (1969-1993)
• John Deere 645 Corn Head (1970-1993)
• John Deere 842 Corn Head (1969-1977)
• John Deere 843 Corn Head (1969-1993)
• John Deere 844 Corn Head (1979-1993)
• John Deere 1243 Corn Head (1980-1993)

File Format: PDF

Size: 1.25 MB

No. of pages: 131

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Included Sections:

Parts Index and Assemblies

• Cross augers, shields, and drive components
• Row-unit drives, slip clutches, and gear housings
• Main and sidehill drive shafts and couplers
• Gatherer points, chains, sprockets, and shields
• Stalk roll knives, barrels, and trash knives

Diagrams and Schematics

• Exploded views of major components for each model
• Component groupings by alphabetical index
• Detailed illustrations for exact part identification
• Compatibility references across models and years

Model Specific Assemblies

• Tailored parts for models 243 through 1243
• Year-specific revisions and component variants
• Identification of early vs late production units

This John Deere 40 Series Corn Heads Parts Manual is an essential reference for anyone involved in maintenance, repair, or restoration of John Deere corn head equipment, ensuring fast and accurate parts sourcing.