New Holland TC21DA User Manual

87053140 9/04
© 2004 CNH America LLC
Printed In U.S.A.
TC21DA, TC24DA
REPAIR MANUAL
COMPLETE CONTENTS
SECTION 00 - GENERAL INFORMATION 2..............................
SECTION 10 - ENGINE SYSTEMS 3....................................
SECTION 18 - SINGLE CLUTCH 10......................................
SECTION 21 - TRANSMISSION SYSTEMS 11.............................
SECTION 25 - FRONT AXLE -- FRONT WHEEL DRIVE 13..................
SECTION 27 - DIFFERENTIAL AND REAR AXLE 14.......................
SECTION 29 - HYDROSTATIC TRANSMISSION 15........................
SECTION 31 - POWER TAKE-OFF SYSTEMS 19..........................
SECTION 33 - BRAKES 20..............................................
SECTION 35 - HYDRAULIC SYSTEM 21..................................
SECTION 41 - POWER STEERING SYSTEM 24...........................
SECTION 44 - WHEELS AND TIRES 26..................................
SECTION 55 - ELECTRICAL SYSTEM 26.................................
SECTION 90 - PLATFORM 32...........................................
The following pages are the collation of the contents pages from each section and
chapter of the TC21DA and TC24DA Repair manual. Complete Repair part # 87053135.
The sections used through out all New Holland product Repair manuals may not be
used for each product. Each Repair manual will be made up of one or several books.
Each book will be labeled as to which sections are in the overall Repair manual and
which sections are in each book.
The sections listed above are the sections utilized for the TC21DA and TC24DA
Tractors.

New Holland TC21DA Specifications

General

Manufacturer	New Holland
Model	TC21DA
Category	Tractor
Engine	Shibaura
Engine Type	Diesel
Engine Power (Gross)	21 hp
Fuel Capacity	6.6 gal
Fuel Tank Capacity	6.6 gal
Transmission Type	Hydrostatic
Drive	4WD
PTO Type	Independent
3-Point Hitch	Category 1
Hydraulic System	Open center
Number of speeds	Infinite

Summary

SECTION 00 - GENERAL INFORMATION

Chapter 1 - General Information

Covers introduction, safety, tractor operations, servicing, specifications, dimensions, lubricants, and adjustments.

SECTION 10 - ENGINE SYSTEMS

Chapter 1 - Engine Systems

Details engine systems, including general information, overhaul, components, fuel injector, oil pressure, cooling, lubrication, and specifications.

SECTION 18 - SINGLE CLUTCH

Chapter 1 - Single Clutch

Details single clutch operation, free play adjustment, disassembly, overhaul of related components, and troubleshooting.

SECTION 21 - TRANSMISSION SYSTEMS

Chapter 1 - Transmission Systems

Covers 9x3 gear transmission operation, overhaul, preparation, and components like input shaft, main shaft, and countershaft.

SECTION 25 - FRONT AXLE - FRONT WHEEL DRIVE

Chapter 1 - Front Axle - Front Wheel Drive

Details front axle and front wheel drive systems, including overhaul, differential, pinion, ring gear, and backlash checks.

SECTION 27 - DIFFERENTIAL AND REAR AXLE

Chapter 1 - Differential and Rear Axle

Covers differential and rear axle systems, including operation, overhaul, differential lock, and specifications.

SECTION 29 - HYDROSTATIC TRANSMISSION

Chapter 1 - Hydrostatic Transmission

Details hydrostatic transmission operation, overhaul, components like pump, motor, charge pump, and troubleshooting.

SECTION 31 - POWER TAKE-OFF SYSTEMS

Chapter 1 - Power Take-Off Systems

Covers PTO systems, including rear PTO output shaft, mid-mount PTO, gearboxes, and specifications.

SECTION 33 - BRAKES

Chapter 1 - Brakes

Details brake systems, including overhaul, removal, inspection, assembly, brake adjustment, and specifications.

SECTION 35 - HYDRAULIC SYSTEM

Chapter 1 - Hydraulic System

Covers hydraulic system operation, circuits, oil filter, control valve assembly, lift cylinder, hydraulic pump, and remote valves.

SECTION 41 - POWER STEERING SYSTEM

Chapter 1 - Power Steering System

Details power steering system operation, control valve, pump, cylinder, overhaul, troubleshooting, and specifications.

SECTION 44 - WHEELS AND TIRES

Chapter 1 - Wheels and Tires

Covers wheel and tire specifications, tread setting, weights, weight limitation, liquid ballast, and torque.

SECTION 55 - ELECTRICAL SYSTEM

Chapter 1 - Electrical System

Details electrical system components, wiring harnesses, battery, starter motor, charging system, and troubleshooting.

SECTION 90 - PLATFORM

Chapter 1 - Platform

Covers platform components including hood, steering wheel, instrument panel, fuel tank, seat, ROPS, fenders, and side steps.