Service Manual for TLA Series Tractors

Product Overview

This comprehensive service manual is designed to provide essential technical information for the maintenance and repair of the TLA Series tractors. It covers a wide range of components including the transmission, axles, and various other parts. Designed to be used in conjunction with the operator’s manual, it offers detailed guidance on the operation, adjustment, and maintenance of the tractors. Prior to undertaking operations such as starting, using, or refueling the tractor, it is advised to thoroughly read this manual.

Table of Contents

• Section 00: General – Page 2
• Section 10: Engine – Page 2
• Section 18: Clutch – Page 7
• Section 21: Transmissions – Page 8
• Section 23: FWD Transfer Box – Page 11
• Section 25: Front Axle Mechanical Transmission – Page 12
• Section 27: Rear Axle Mechanical Transmission – Page 13
• Section 31: Power Take-Off – Page 14
• Section 33: Brakes – Page 16
• Section 35: Hydraulic Systems – Page 17
• Section 41: Steering – Page 24
• Section 44: Axles and Wheels – Page 25
• Section 50: Auxiliary Units – Page 26
• Section 55: Electrical Systems – Page 28
• Section 90: Cab, Platform, and Bodywork – Page 37

Manual Introduction

This manual collects the contents of each section and chapter of the TLA Series Repair Manual, identified by part #87580875. For efficient use, refer to the table of contents to locate the required information efficiently. Note that some illustrations in this manual are simplified for clarity.

Sections of the Manual

The manual is systematically divided into main groups and subgroups, which include all previous versions of the manuals. While not providing descriptions of any future modifications or additions, it is structured to make locating information easy. For an accurate understanding, follow the table of contents.

Repair and Maintenance Guidelines for TL70A, TL80A, TL90A, TL100A Tractors

• Safety First: Always read safety guidelines beforehand to prevent incidents and ensure adherence to best practices.
• Follow Instructions: When conducting repairs, carefully observe instructions provided in the Workshop Manual. For complex tasks beyond manual coverage, it is advisable to contact your dealer.
• Use Genuine Parts: Only CNH Original Parts or NEW HOLLAND Original Parts assure the quality, durability, and safety comparable to the original parts used during production.