New Holland 7630, 8030 Tier 3 Tractor Service Manual
1,145 pages · Publication 73403953
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- Models
- 7630, 8030 Tier 3
- Manual type
- Service Manual
- Pages
- 1,145
- Publication
- 73403953
- Condition
- Brand new

What's inside
From the manual's own table of contents: 54 sections, 73 entries. See sample pages (PDF, 596 KB)
Show all 54 sections
Power shuttle transmission1 topic
- Creeper
Four-Wheel Drive (4WD) system2 topics
- Electro-hydraulic control
- Four-Wheel Drive (4WD) gearbox
Front axle system3 topics
- Powered front axle
- Front bevel gear set and differential
- Final drive hub, steering knuckles, and shafts
Rear axle system3 topics
- Powered rear axle
- Rear bevel gear set and differential
- Planetary and final drives
Power Take-Off (PTO)4 topics
- Rear mechanical control
- Rear electro-hydraulic control
- Two-speed rear Power Take-Off (PTO)
- Gearbox
Brakes and controls3 topics
- Mechanical service brakes
- Hydraulic service brakes
- Parking brake or parking lock
Hydraulic systems3 topics
- Variable displacement pump
- Pump control valves
- Combination pump units
Inside this manual
Real pages from this service manual (1,145 pages). Open the sample pages (PDF, 595 KB)
- Specifications, page 235: Clutch - Clutch and components
- Troubleshooting, page 609: Rear axle system - Rear bevel gear set and differential
- Diagram, page 1,034: Electrical systems - Harnesses and connectors
- Color page, page 834: Hydraulic systems - Remote control valves
- Color page, page 758: Hydraulic systems - Pump control valves
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, 1,145 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 400 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).