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Komatsu WA120-3 EU Spec. 4 Speed Wheel Loader Service Manual

534 pages · Publication SEBM018300

$69.59
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Models
WA120-3 EU Spec. 4 Speed
Serial coverage
53001 and up
Manual type
Service Manual
Pages
534
Publication
SEBM018300
Condition
Brand new
Komatsu WA120-3 EU Spec. 4 Speed Wheel Loader Service Manual, publication SEBM018300

What's inside

From the manual's own table of contents: 24 sections, 29 entries. See sample pages (PDF, 520 KB)

General2 topics
  • Bucket capacity (piled) (with BOC) (m3)
  • Travel speed FORWARD 1st (km/h)
~ FORWARD 3rd (km/h)
REVERSE ‘st (km/h)
E REVERSE 2nd (km/h)
§ REVERSE 3rd (km/h)
s Min. ground clearance (mm)1 topic
  • Dumping reach (tip of bucket edge) (mm)
w» | Bucket dump angle (deg)
E Digging depth (10° dump)\(tip of bucket edge) (mm)2 topics
  • Low idling speed (rpm)
  • Delivery (é/min.)
Engine 420 Hydraulic, Steering pump
Radiator 51.4 Main control valve
Torque converter 37 Boom cylinder (each)
Transmission (with torque converter) 480 Bucket cylinder
Front drive shaft 12 Engine hood assembly
Center drive shaft 11 Front frame
Rear drive shaft 5 Rear frame
Front axle 387 Bucket link
Rear axle 393 Bellcrank
Axle pivot (rear axle) 69 Boom (including bushing)
Wheel (each) 82 Bucket (with BOC)
Tire (each) 106 Counterweight
Orbit-roll valve 8.2 Fuel tank
Priority valve 5.5 Battery (each)
Steering cylinder (each) 14 ROPS Cab assembly
Brake booster 12.3 Floor support
Show all 25 sections
Hydraulic tank

Inside this manual

Real pages from this service manual (534 pages). Open the sample pages (PDF, 520 KB)

Sample pages from the Komatsu WA120-3 EU Spec. 4 Speed Wheel Loader Service Manual: Foldout diagram
  • Foldout diagram, page 532

This is a service manual

Here's how it compares to the other manual types.

This manual

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, 534 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).