2008 Yamaha WR250F(X) Motorcycle Owner's Service Manual

Get your WR250F(X) back in top condition with this essential owner's service manual, covering engine, chassis, and electrical systems. Publication 5UM-28199-71.

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Document Details

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Document Number / Seller:
30902 / Harold Young
File Size:
13.93 MB
File Type:
PDF
Language:
English
Pages:
222
Printable:
Yes
Category:
Bike
Last updated / verified
Jan 18, 2025

Models Covered & Key Technical Specifications

2008 Yamaha WR250F(X) (5UM-28199-71) – Service Manual

Documents repair procedures for the WR250F(X) | Series WR250F(X) Kit.

  • Prescribed Technical Data: 115 N·m signifies the primary torque specification Framework.
  • Standard Angular Speed: controls the engine's rotational velocity Topology.
  • Core Fluid Levels: is measured at 0.99 L for the total coolant capacity Margin.
  • Rated Operating Temps: The formatter board requires 450° C for standard operation Standards.
  • Technical Deviation Limits: indicates the maximum allowable valve clearance Protocol.
  • Advanced Rotational Force: is specified as 7 Nm for the starter motor bolt Bounds.

Professional Workshop Service Manual & Technical Specifications

Reference-Grade Procedure Manual: Bike Genuine Yamaha WR250F(X) 2008 - Precision Service Procedures & Maintenance Specification-Set

Operational-Framework: WR250F(X) // System-Identifier: Bike / Engine Logic // Engineering-Base: Technical-Details.

Performance-Element Parameters Calibration-Spec
Cylinder Head Warp Limit 0.05 mm (0.002 in) 0.05 mm (0.002 in)
Piston-to-Cylinder Clearance 0.030–0.055 mm (0.0012–0.0022 in) 0.1 mm (0.004 in)
Fork Spring Free Length (Intake) 36.58 mm (1.44 in) 36.54 mm (1.44 in)
Rear Shock Absorber Spring Set Length 249 mm (9.80 in) 238.5–258.5 mm (9.39–10.18 in)
Rear Brake Pad Thickness (Limit) 1.0 mm (0.04 in) 1.0 mm (0.04 in)
Front Brake Pad Thickness (Limit) 1.0 mm (0.04 in) 1.0 mm (0.04 in)

Featuring a modular arrangement of chapters including General Information, Specifications, Regular Inspection and Adjustments, Tuning, Engine, Chassis, and Electrical Systems. This manual provides detailed procedures for component disassembly, repair, assembly, and inspection, ensuring optimal performance and longevity. Consistently calling for adherence to manufacturer specifications and utilizing specialized tools is crucial for successful maintenance. The manual documents torque specifications for engine components to ensure proper corrosion joint prevention.

FAQ

What are the **proper** clearance measurements? keyboard_arrow_down

0.10–0.15 mm (0.0039–0.0059 in) for intake valves and 0.17–0.22 mm (0.0067–0.0087 in) for exhaust valves are the specified measurements.

Specify the **standard** torque specifications. keyboard_arrow_down

13 Nm (1.3 m•kg, 9.4 ft•lb) is the standard torque for the spark plug, critical for proper engine function.

What is the **necessary** safety precautions? keyboard_arrow_down

Always wear protective apparel, including an approved helmet with goggles or a face shield, heavy boots, gloves, and protective clothing, to ensure safety during operation.

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Reviews (3)

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I was impressed with the quick email response when I needed assistance downloading the manual. The download process was smooth and hassle-free!
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This manual has been invaluable for maintaining my bike. The diagrams are clear, and the instructions are easy to follow. Highly recommend!
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New
The manual is thorough and well-organized. I appreciated the detailed specifications and tuning tips. A must-have for any WR250F rider!