Case Farmall 110A, 120A, 125A, 140A Tractor Service Manual
1,089 pages · Publication 47377791 · Farmall 110A, 120A, 125A, 140A,
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- Models
- Farmall 110A, 120A, 125A, 140A
- Manual type
- Service Manual
- Pages
- 1,089
- Publication
- 47377791
- Condition
- Brand new

What's inside
From the manual's own table of contents: 27 sections, 53 entries. See sample pages (PDF, 727 KB)
General21 topics
- Engine
- Engine and crankcase
- Clutch
- Clutch and components
- Slip clutch
- Transmission
- Power Shuttle transmission 8x8
- Power Shuttle transmission 16x8
- Mechanical transmission
- Power Shuttle transmission external controls
- Four-Wheel Drive (4WD) system
- Electrohydraulic control
- Four-Wheel Drive (4WD) gearbox
- Front axle system
- Powered front axle
- Front bevel gear set and differential
- Final drive hub, steering knuckles, and shafts
- Rear axle system
- Powered rear axle
- Rear bevel gear set and differential
- Planetary and final drives
Show all 28 sections
Engine starting system5 topics
- Alternator
- Battery
- Cab controls
- Platform, cab, bodywork, and decals
- Cab doors and hatches
Inside this manual
Real pages from this service manual (1,089 pages). Open the sample pages (PDF, 726 KB)
- Specifications, page 334: Front axle system - Front bevel gear set and differential
- Repair procedure, page 862: Cab climate control - Air conditioning
- Diagram, page 974: Electrical systems - Harnesses and connectors
- Color page, page 677: Hydraulic systems - Remote control valves
- Color page, page 605: Hydraulic systems - Pump control valves
- Foldout diagram (color): HYDRAULIC SCHEMATIC
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the Farmall 110A, 120A, 125A are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.
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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, 1,089 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).