New Holland 420FI & 440FI Rotary Harvesting Units Service Manual (PN 84321453ANA)

New Holland 420FI & 440FI Rotary Harvesting Units Service Manual (PN 84321453ANA).

This service manual provides in-depth information for the New Holland 420FI and 440FI Rotary Harvesting Units, covering the power train, hydraulic system, and feeding system. It includes troubleshooting procedures, specifications, and maintenance guidelines for essential components.

File Format: PDF

Size: 8.18 MB

No. of Pages: 259

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

📑 Key Features & Contents:

Safety & General Information

• Operational safety guidelines and precautions.
• General description of the machine and components.
• Hardware torque specifications.

Power Train

• L-Gear Case servicing and maintenance.
• Main drive friction clutches inspection and replacement.
• Gear cases for gathering drum, feed drum, and cross-feed drum.
• U-joint drive shaft assembly and service procedures.

Hydraulic System

• Hydraulic cylinder maintenance and troubleshooting.

Miscellaneous Components

• Foldable outer unit adjustment and servicing.
• Structural maintenance of the harvesting unit frame.

Feeding System

• Gathering drums and radial-pin clutch maintenance.
• Feed drum and cross-feed drum service.
• Rotating crop divider inspection and repair.

Troubleshooting & Index

• Step-by-step diagnostic procedures for common issues.
• Comprehensive index for quick reference.

This New Holland 420FI and 440FI Rotary Harvesting Units Service Manual is an essential resource for operators, mechanics, and technicians, offering detailed service and maintenance instructions.