This comprehensive New Holland 640, 644, and 648 Round Baler Factory Service Repair Manual provides you with the detailed information you need to maintain and repair your baler like a factory-trained technician.

The manual dives deep into every aspect of these balers, covering everything from basic maintenance to complex repair procedures. You'll find detailed explanations and step-by-step instructions for tasks like:

* **Maintenance:** Learn how to perform routine maintenance checks and procedures, ensuring your baler operates efficiently and reliably.
* **Implement Power Take-Off:** Understand the workings of the power take-off system and how to diagnose and solve any issues.
* **Hydraulic System:** Gain a thorough understanding of the baler's hydraulic system, including troubleshooting and repair procedures.
* **Electrical System:** This manual provides detailed wiring diagrams and instructions to help you troubleshoot and repair any electrical problems.
* **Product Feed:** Learn how the baler feeds hay and how to adjust settings for optimal performance.
* **Pressing:** This section covers the baler's pressing mechanism, including troubleshooting and repair procedures.
* **Tying:** Understand the baler's tying system, including how to adjust settings and troubleshoot problems.

The manual is brimming with detailed illustrations, diagrams, and specifications to guide you through each repair procedure. There's also an advanced troubleshooting guide to help you diagnose and correct any problem quickly and efficiently.

This manual gives you the knowledge and tools to confidently maintain and repair your New Holland round baler, saving you time and money on expensive shop repairs.