Komatsu Avance WA120-3, WA120-3A Wheel Loader Service Manual
736 pages · Publication SEBM005706
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- Models
- Avance WA120-3, WA120-3A
- Serial coverage
- 50001 and up
- Manual type
- Service Manual
- Pages
- 736
- Publication
- SEBM005706
- Condition
- Brand new

What's inside
From the manual's own table of contents: 28 sections, 81 entries. See sample pages (PDF, 621 KB)
General4 topics
- REVERSE 1st km/h
- £ REVERSE 3rd km/h
- ¢ REVERSE 4th km/h
- & Min. ground clearance mm
E geing (ep of bucket edge) mm3 topics
- Low idling speed tpm 750
- Bucket capacity (piled) (With BOC) m3
- Travel speed FORWARD 1st } km/h
Fe REVERSE 3rd km/h1 topic
- Min. turning wheel orowees =m |
£ Min. ground clearance mm16 topics
- Dumping reach (tip of bucket edge) mm
- « | Bucket dump angle deg
- & (tip of bucket edge) mm
- Low idling speed rpm 750
- Delivery éfmin
- Radiator fl 42
- Torque converter
- Transmission (with torque converter)
- Front drive shaft 12
- Center drive shaft ow
- Rear drive shaft i 6.3
- Front axle | 387
- Axle pivot (rear axle) [we 69
- Wheel (each) |
- Tire (each) |
- Orbit-roll valve [ek
~ Priority valve ee9 topics
- Steering cylinder (each) eee
- Brake booster
- Hydraulic tank (oe
- Hydraulic, Steering pump oe
- Main control valve om
- Boom cylinder (each) Fes
- Bucket cylinder os
- Engine hood assembly
- Front frame a ee
Operator’s seat wm3 topics
- Engine 500
- Radiator 42
- Torque converter 37
_ Transmission (with torque converter) wo9 topics
- Front drive shaft
- Center drive shaft
- Rear drive shaft Fl
- Front axle
- Rear axle
- Axle pivot (rear axle) | lw
- Wheel (each)
- Tire (each)
- Orbit-roll valve | ae
~ Priority valve | as7 topics
- Steering cylinder (each)
- Brake booster 12.3
- Hydraulic tank 52
- Hydraulic, Steering pump 6
- Main control valve 21
- Bucket cylinder Fs
- Front frame | nes |
Show all 29 sections
Operator's seat | wm1 topic
- (Front and rear) Axle oil See Note 1 14 2
Inside this manual
Real pages from this service manual (736 pages). Open the sample pages (PDF, 620 KB)
- Foldout diagram, page 200
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, 736 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).