Case 1021G, 1121G Tier 4B Wheel Loader Service Manual
2,733 pages · Publication 48083738
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- Models
- 1021G, 1121G Tier 4B
- Manual type
- Service Manual
- Pages
- 2,733
- Publication
- 48083738
- Condition
- Brand new
What's inside
From the manual's own table of contents: 34 sections, 60 entries. See sample pages (PDF, 591 KB)
Engine8 topics
- Engine and crankcase
- Fuel tanks
- Air cleaners and lines
- Selective Catalytic Reduction (SCR) exhaust treatment
- Engine cooling system
- Fan and drive
- Aftercooler
- Engine lubrication system
Transmission4 topics
- Powershift transmission
- Powershift transmission external controls
- Powershift transmission hydraulic components
- Powershift transmission internal components
Four-Wheel Drive (4WD) system1 topic
- Drive shaft
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
Show all 34 sections
Alternator4 topics
- Selective Catalytic Reduction (SCR) electrical system
- Exhaust Gas Recirculation (EGR) electrical system
- Camera
- FAULT CODES
Front loader and bucket1 topic
- Bucket
Platform, cab, bodywork, and decals2 topics
- Protections and footboards
- Machine shields and guards
Inside this manual
Real pages from this service manual (2,733 pages). Open the sample pages (PDF, 590 KB)
- Specifications, page 364: Front axle system - Powered front axle
- Troubleshooting, page 2,212
- Diagram, page 2,380: Use a multimeter to perform the following check:
- Color page, page 726: Hydraulic systems - Hydraulic systems
- Foldout diagram (color), page 722: Hydraulic systems - Hydraulic systems
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the 1021G, 1121G Tier 4B 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, 2,733 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.
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).