2007-2012 Yamaha PW50W Service Manual

Shop manual for the Yamaha PW50W Minibike, covering engine, chassis, electrical systems, and troubleshooting. LIT-11616-20-15.

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Document Details

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Document Number / Seller:
30007 / William Harris
File Size:
7.21 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Minibike
Last updated / verified
Jan 1, 2025

Models Covered & Key Technical Specifications

Yamaha PW50W (LIT-11616-20-15) - Service Manual

Shop manual for the Yamaha PW50W Minibike, covering engine, chassis, electrical systems, and troubleshooting. LIT-11616-20-15.

  • Certified Speed Rating: 2700 r/min designates the clutch-in revolution Specification.
  • Designated Travel Rate: 60.0 mm provides the front fork travel Measurement.
  • Defined Net Mass: 39.0 kg is designed for the vehicle's operating weight Parameter.
  • Key Assembly Torques: The transmission oil drain bolt requires 14 Nm for secure installation Protocol.
  • Primary Adjustment Range: 1.5-3.5 mm supports the throttle cable free play Limit.
  • Baseline Cold Start Limits: The engine idling speed is calibrated to 1650-1750 r/min Topology.

Professional Workshop Service Manual & Technical Specifications

Yamaha PW50W (LIT-11616-20-15) Manual: Comprehensive Service & Repair Guide (2007-2012 Edition) Blueprint-Vault

Assembly-Group: PW50W // Reference-Category: Minibike / Engine Logic // Assembly-Group: Manual-File.

Assessment-Parameter Technical-Path Validation-Data
Engine Specifications 49.0 cm³ displacement 6.00 : 1 Compression Ratio
Chassis Specifications 855 mm Wheelbase 105 mm Ground Clearance
Electrical Specifications 5.0 kΩ Spark plug cap Resistance 0.6-0.7 mm Spark Plug Gap
Maintenance Specifications 10 Nm Crankcase Torque 1.5 mm Brake Shoe Lining Limit

Documentation sections include Chapter 1: General Information, Chapter 2: Specifications, Chapter 3: Periodic Checks and Adjustments, Chapter 4: Chassis, Chapter 5: Engine, Chapter 6: Carburetor, Chapter 7: Electrical System, and Chapter 8: Troubleshooting. The manual is organized logically to guide users through various service procedures and technical data. It details engine specifications, chassis components, and electrical system diagrams. Troubleshooting steps are provided for common issues.

Analytically requiring thorough maintenance and repair, this document details numerous systems. Procedures for engine removal and installation, cylinder head and piston checks, and carburetor service are clearly outlined. The manual references torque specifications for critical components to ensure proper clamp load consistency.

Chapter 5 extensively covers engine-related procedures, including the removal and installation of various internal components like the crankshaft, clutch, and autolube pump. It also details the servicing of the reed valve and kick starter mechanisms. These sections are crucial for understanding the mechanical intricacies of the PW50W.

The product description details the contents of the service manual, offering an overview of the systems and procedures covered. It emphasizes the importance of following documented specifications for optimal vehicle performance and longevity. Information regarding lubrication points and types is also included, providing a complete maintenance reference.

FAQ

What specifications are the essential testing parameters for the spark plug? keyboard_arrow_down

0.6-0.7 mm is the specified spark plug gap, with an abnormal color on the insulator indicating replacement is necessary.

Check the correct diagnostic procedures for the ignition system. keyboard_arrow_down

18.0–22.0 Ω resistance is expected for the pickup coil between white/red and black terminals; failure indicates replacement of the stator or pickup coil assembly.

What does the documented fluid capacity requirements state for engine oil? keyboard_arrow_down

0.30 L is the standard engine oil quantity for periodic oil changes, with a specified type of YAMALUBE 2 or 2-stroke engine oil.

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