New Holland TT4.80/TT4.90 Service Manual | 47866580

About this manual

Published by New Holland, this OEM Service Manual is a PDF reference for the TT4.80 and TT4.90 tractors. The contents include Engine and crankcase, Clutch and components, and Mechanical transmission.

The indexed contents provide page references for the documented systems and topics. Refer to Manual contents for section and page references, and to Manual details for model coverage and publication information.

Manual details

Manufacturer

New Holland

Manual type

Service Manual

Equipment type

Tractor

Models

TT4.80 and TT4.90

Document number

47866580

Edition

1st edition

Publication year

2015

Publication date

December 2015

Text search

Available

PDF navigation

Interactive contents links and PDF bookmarks

Document quality

High — clear, readable text, illustrations and diagrams.

Product highlights

Hydraulic systems

The manual includes hydraulic circuit diagrams and hydraulic valve-adjustment material.

Special tools

A special-tools section is included.

Systems and topics in this manual

Engine

Listed topics include Engine and crankcase, Pan and covers, and Valve drive and gears.

Clutch

This section brings together Clutch and components.

Transmission

The contents identify Mechanical transmission, Power shuttle transmission, and Master clutch housing in this section.

Front axle system

Listed topics include Powered front axle, Front bevel gear set and differential, and Final drive hub, steering knuckles, and shafts.

Rear axle system

This section brings together Powered rear axle, Rear bevel gear set and differential, and Planetary and final drives.

Power Take-Off (PTO)

The contents identify Two-speed rear Power Take-Off (PTO) in this section.

Brakes and controls

Listed topics include Mechanical service brakes, Hydraulic service brakes, and Parking brake or parking lock.

Hydraulic systems

This section brings together Fixed displacement pump, Remote control valves, and Main lift system.

Steering

The contents identify Steering control, Hydraulic control components, and Cylinders in this section.

Wheels

Listed topics include Front wheels.

Electrical systems

This section brings together Electrical system, Harnesses and connectors, and Engine starting system.

Platform, cab, bodywork, and decals

The contents identify Protections and footboards, Operator protections, and Mechanically-adjusted operator seat in this section.

Manual contents

Use these source headings to locate the task or system you need in the PDF.

• INTRODUCTION — p. 7
  • Foreword — p. 3
  • Safety rules — p. 4
  • Safety rules — p. 5
  • Safety rules — p. 7
• Engine - 10 — p. 23
  • [10.001] Engine and crankcase — p. 10.1
  • [10.102] Pan and covers — p. 10.2
  • [10.106] Valve drive and gears — p. 10.3
  • [10.101] Cylinder heads — p. 10.4
  • [10.105] Connecting rods and pistons — p. 10.5
  • [10.103] Crankshaft and flywheel — p. 10.6
  • [10.110] Balancer and damper — p. 10.7
  • [10.216] Fuel tanks — p. 10.8
  • [10.206] Fuel filters — p. 10.9
  • [10.218] Fuel injection system — p. 10.10
  • [10.202] Air cleaners and lines — p. 10.11
  • [10.250] Turbocharger and lines — p. 10.12
  • [10.254] Intake and exhaust manifolds and muffler — p. 10.13
  • [10.400] Engine cooling system — p. 10.14
  • [10.414] Fan and drive — p. 10.15
  • [10.310] Aftercooler — p. 10.16
  • [10.304] Engine lubrication system — p. 10.17
• Clutch - 18 — p. 259
  • [18.110] Clutch and components — p. 18.1
• Transmission - 21 — p. 307
  • [21.114] Mechanical transmission — p. 21.1
  • [21.112] Power shuttle transmission — p. 21.2
  • [21.110] Master clutch housing — p. 21.3
  • [21.134] Power shuttle transmission external controls — p. 21.4
  • [21.154] Power shuttle transmission internal components — p. 21.5
  • [21.120] Gearbox — p. 21.6
  • [21.126] Gearbox external controls — p. 21.7
  • [21.145] Gearbox internal components — p. 21.8
  • [21.160] Creeper — p. 21.9
  • [21.200] Dropbox — p. 21.10
• Front axle system - 25 — p. 431
  • [25.100] Powered front axle — p. 25.1
  • [25.102] Front bevel gear set and differential — p. 25.2
  • [25.108] Final drive hub, steering knuckles, and shafts — p. 25.3
• Rear axle system - 27 — p. 479
  • [27.100] Powered rear axle — p. 27.1
  • [27.106] Rear bevel gear set and differential — p. 27.2
  • [27.120] Planetary and final drives — p. 27.3
• Power Take-Off (PTO) - 31 — p. 539
  • [31.114] Two-speed rear Power Take-Off (PTO) — p. 31.1
• Brakes and controls - 33 — p. 561
  • [33.120] Mechanical service brakes — p. 33.1
  • [33.202] Hydraulic service brakes — p. 33.2
  • [33.110] Parking brake or parking lock — p. 33.3
• Hydraulic systems - 35 — p. 607
  • [35.000] Hydraulic systems — p. 35.1
  • [35.104] Fixed displacement pump — p. 35.2
  • [35.204] Remote control valves — p. 35.3
  • [35.100] Main lift system — p. 35.4
• Steering - 41 — p. 707
  • [41.101] Steering control — p. 41.1
  • [41.200] Hydraulic control components — p. 41.2
  • [41.216] Cylinders — p. 41.3
• Wheels - 44 — p. 767
  • [44.511] Front wheels — p. 44.1
• Electrical systems - 55 — p. 775
  • [55.000] Electrical system — p. 55.1
  • [55.100] Harnesses and connectors — p. 55.2
  • [55.201] Engine starting system — p. 55.3
  • [55.301] Alternator — p. 55.4
  • [55.302] Battery — p. 55.5
  • [55.012] Engine cooling system — p. 55.6
  • [55.404] External lighting — p. 55.7
  • [55.408] Warning indicators, alarms, and instruments — p. 55.8
• Platform, cab, bodywork, and decals - 90 — p. 857
  • [90.118] Protections and footboards — p. 90.1
  • [90.114] Operator protections — p. 90.2
  • [90.120] Mechanically-adjusted operator seat — p. 90.3
  • [90.100] Engine hood and panels — p. 90.4
  • [90.116] Fenders and guards — p. 90.5

Capabilities

The source outline indexes maintenance and servicing instructions. Use these source-backed headings to locate the applicable service or repair topic in the source PDF, then confirm model-specific notes, specifications, illustrations, and operating conditions at the relevant page before carrying out service or repair work.

Keep the source's safety sequence, prerequisite steps, labels, units, configuration notes, and footnotes with the selected task; do not apply an isolated value outside the conditions stated in the manual.

Delivery

This manual is supplied as a digital PDF file and is available for instant download after purchase. No physical media is shipped.

References

New Holland Service Manual for Tractor, document code 47866580, PDF edition.