2010 Yamaha YZ250F(Z) Owner's Service Manual

This manual covers diagnostics, service, and parts for the 2010 YZ250F(Z). Documents paper handling and control panel diagnostics, PN 17D-28199-30-E0.

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Technical Safety Notice
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This official OEM document is intended for professional technicians and skilled operators. Performing service on mechanical equipment involves inherent risks. By purchasing, you acknowledge that RepairLoader provides original manufacturer data for informational purposes. Always prioritize safety: use correct tools, wear protective gear, and consult a certified professional if you are uncertain of any procedure.

Yamaha Models Covered & Key Technical Specifications

Models: Yamaha YZ250F(Z)
Build Years: 2010
Technical Data:

  • Engine displacement: 250 cm3 (8.80 Imp oz, 8.45 US oz)
  • Engine type: Liquid cooled 4-stroke, DOHC
  • Cylinder arrangement: Single cylinder, forward inclined
  • Compression ratio: 13.5:1
  • Transmission: Constant mesh, 5-speed
  • Front fork travel: 300 mm (11.8 in)
  • Rear brake type: Single disc brake
  • Tire pressure: 100 kPa (1.0 kgf/cm2, 15 psi)
  • Ignition system: CDI magneto
Technical Specifications
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Document Number / Seller:
30709 / William Moore
File Size:
14.65 MB
File Type:
PDF
Language:
English, Italian, German, Spanish
Pages:
196
Printable:
Yes
Category:
Motorbike
Last updated / verified
Sep 23, 2025

Yamaha Manual Features & Content Preview

Technical Overview of the 2010 Yamaha YZ250F(Z)

  • Built for competitive use on closed courses, this 2010 Yamaha YZ250F(Z) reference provides factory-standard maintenance and adjustment data
  • Official Yamaha publication P/N 17D-28199-30-E0, first edition May 2009
  • Contains 196 pages of technical specifications, torque values, maintenance schedules, and detailed cable routing diagrams
  • Cross-reference lookup works via the built-in search
  • Laid out for standard letter and A4 printing
  • This 1st edition is the primary reference for the 17D-series build, detailing the DOHC liquid-cooled 4-stroke architecture and Keihin FCR-MX37 fuel delivery settings

Component Documentation

The 2010 Yamaha YZ250F(Z) service manual details the operational and maintenance requirements for the engine, chassis, and electrical systems. It outlines the periodic inspection intervals, including race-hour requirements for internal engine components such as the piston, rings, and valves. The content covers the disassembly and inspection of the top end, including cylinder head warpage limits, valve seat width specifications, and camshaft runout limits. Additionally, it provides specific guidance for the chassis, including the link-type monocross rear suspension, brake system bleeding, and drive chain adjustment.

Specification Highlights

The technical data section provides critical reference values for engine assembly and chassis tuning. Cylinder head bolt torque is documented at 38 Nm (27 ft-lb) in the assembly data, while the intake valve clearance is specified at 0.12–0.17 mm. The front fork oil capacity is listed at 541 cm3 per fork for standard configuration. Spark plug gap settings are listed at 0.7–0.8 mm for the NGK CR8E unit. The 2010 Yamaha YZ250F(Z) uses a dry sump lubrication system with a total oil capacity of 1.20 liters including filter replacement.

Note: All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work.

Manual FAQ, Purchase & Download Details

Does this service manual cover the 2010 Yamaha YZ250F(Z) model series comprehensively? keyboard_arrow_down

Document provides service coverage for the 2010 Yamaha YZ250F(Z) model and contains information across seven distinct chapters ranging from general specifications to electrical system details.

What information regarding the document identity and edition is available? keyboard_arrow_down

Publication is designated as the first edition dated May 2009 and carries the reference number 17D-28199-30. It contains 196 pages and covers technical information in English, Italian, German, and Spanish.

Which sections contain exploded views for component identification? keyboard_arrow_down

Exploded diagrams and job instruction charts are included at the start of engine and chassis removal and disassembly sections throughout the manual.

Can I find electrical reference values within the manual? keyboard_arrow_down

Electrical sections include wiring diagrams and references for ignition systems as well as throttle position sensor systems. These sections provide the necessary technical data for checking electrical components.

Is there technical data for tightening torques and fluid capacities? keyboard_arrow_down

Specification chapters contain tables listing tightening torques and lubrication requirements. These tables provide the technical reference values for various machine systems. You will also find maintenance specifications and capacity references within these dedicated chapters.

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