Komatsu GD555-3A, GD655-3A, GD675-3A Motor Grader Service Manual
705 pages · Publication SEBM021010
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What's inside
From the manual's own table of contents: 34 sections, 57 entries. See sample pages (PDF, 865 KB)
General15 topics
- Ground clearance
- Gradeability deg
- Min. Turning radius m
- Static stability deg
- Max. leaning angle
- Steering angle deg
- Articulate angle deg
- Discharge l /min
- Cykinder bore mm 50 70
- Piston rod outside diameter mm 35 35
- Piston stroke mm 330 160
- Piston rod outside diameter mm 50 50 40 45
- Cylinder bore mm
- Piston rod outside diameter mm
- Piston stroke mm
Max. cutting depth1 topic
- Min. speed at no load rpm
Steering system Steering angle deg7 topics
- Hydraulic pump Discharge l /min
- Cylinder bore mm 50 80
- Piston rod outside diameter mm 35 40
- Work equipment cylinders Piston stroke mm 1,160 1,250 300 585
- Piston rod outside diameter mm 50 50 40 45
- Cylinder bore mm
- Piston stroke mm
Show all 35 sections
Inside this manual
Real pages from this service manual (705 pages). Open the sample pages (PDF, 864 KB)
- Specifications, page 41: GENERAL
- Troubleshooting, page 491: SHORT CIRCUIT WITH GROUND IN THE 1ST CLUTCH PRESSURE SWITCH CIR-
- Diagram, page 541: M-19 RELATED ELECTRICAL CIRCUIT DIAGRAM
- Foldout diagram, page 699: ELECTRICAL CIRCUIT DIAGRAM (6/6) (Serial No.: 10001 – 11000)
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals 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, 705 pages
Quantity one is the manual described above.
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60-day returns
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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).