New Holland TC18D, TC21D Tractor Service Manual
642 pages · Publication 6045507100
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- Models
- TC18D, TC21D
- Manual type
- Service Manual
- Pages
- 642
- Publication
- 6045507100
- Condition
- Brand new

What's inside
From the manual's own table of contents: 72 topics. See sample pages (PDF, 562 KB)
- General Information
- Engine Overhaul
- Disassembly, Inspection, and Assembly of Component Assemblies
- Engine Re-assembly
- Engine Lubrication System
- Cooling System
- Cooling System Overhaul
- Troubleshooting
- Specifications
- Torque Specifications
- Special Tools
- Injection Pump
- Injection Pump Removal and Installation
- Timing and Governor Adjustments
- Injectors
- Injector Repair and Adjustment
- Troubleshooting - General
- Troubleshooting - Fuel Injectors
- Troubleshooting - Governor
- Single Clutch Overhaul
- Servicing Clutch Related Components
- Introduction
- x 2 Gear Transmission Description and Operation
- x 2 Gear Transmission Overhaul
Show all 72 topics
- x 3 Gear Transmission Description and Operation
- x 3 Gear Transmission Overhaul
- Hydrostatic Transmission Description and Operation
- Hydrostatic Transmission Overhaul
- Hydrostatic Transmission Pressure Tests
- Hydrostatic Transmission Gearbox Description and Operation
- Hydrostatic Transmission Gearbox Overhaul
- Hydrostatic Transmission Control Linkage
- Front axle - Two-Wheel Drive
- Front axle - Two-Wheel Drive - Overhaul
- Troubleshooting - Front Axle
- Metric Bolt Torque Specifications
- Front Axle - Front Wheel Drive
- Front Axle - Front Wheel Drive - Overhaul
- Overhaul
- Standard Power Take-Off
- Standard Power Take-Off Overhaul
- Mid-Mount Power Take-Off
- Mid-Mount Power Take-Off Overhaul
- Hydraulic System Circuits
- Hydraulic System Circuits Overhaul
- Hydraulic System Circuits Adjustments
- Hydraulic Pump and Filter
- Remote Control Valves
- Remote Control Valve Overhaul
- Pressure Testing
- Manual Steering System
- Manual Steering System Overhaul
- Power Steering System
- Power Steering System Overhaul
- Tread Settings
- Weights
- Tire Inflation vs. Permissible Load
- Lug Bolt Torque
- Description and Operation
- Electrical System Components -- Description and Testing
- Instrument Panel
- Starting System
- Charging System for Models TC18D
- Charging System for Models TC21D
- Wiring Diagram Circuit Description
- How to Use the Linear Wiring Diagrams
- Symbols
- Component Identification and Wiring Diagram Location Key
- Wiring Diagrams
- Two-Wheel Drive Front Axle Removal and Installation
- Front-Wheel Drive Front Axle Removal and Installation
- Separating the Tractor
Inside this manual
Real pages from this service manual (642 pages). Open the sample pages (PDF, 561 KB)
- Specifications, page 82: SECTION 10 -- ENGINE -- CHAPTER 1
- Troubleshooting, page 451: SECTION 41 -- STEERING SYSTEM -- CHAPTER 2
- Diagram, page 586: SECTION 90 -- SEPARATING THE TRACTOR -- CHAPTER 1
- Color page
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 642 pages
Quantity one is the manual described above.
Fast free USA shipping
Ships in 1 business day.
60-day returns
Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy
Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).