Yamaha CV25 Outboard Motor Service Manual
1990 Yamaha Marine CV25 Service Manual for outboard motors. Includes pre-delivery, periodic maintenance, fuel system, power unit, and electrical system procedures. LIT-18616-00-55.
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Models Covered & Key Technical Specifications
Yamaha Outboard Motor Service Manual: CV25 Yamaha CV25 (LIT-18616-00-55) -- 1990 Service Data & Component Directory | Specification Compendium. Toolkit.
- Certified Travel Rate: 4,500-5,500 r/min establishes the full throttle operational speed Matrix.
- Designated Footprint Data: For general use, 160 kg (352 lb) defines the maximum weight Standards.
- Defined Scan Resolution: The engine type is two-stroke -- signifying the combustion cycle Architecture.
- Key Power Rating: The average maximum power output is 18.7 (25)/5,000 KW (HP) at r/min Protocol.
- Primary Velocity Specs: Maximum fuel consumption reaches 12.0 (3.17, 2.64) I (US gal, imp gal)/h Parameters.
- Baseline Torque Specs: For proper assembly, the crankcase requires 100 Nm (73.7 ft-lb) to achieve secure mounting Norms.
Professional Workshop Service Manual & Technical Specifications
Yamaha CV25 Outboard Motor Service Manual: CV25 Service Manual for Yamaha Marine CV25 outboard Procedure-Database
Product-Line: CV25 // Maintenance-Category: Outboard Motor / CV25 Logic // Product-Line: Service Manual.
Technical Specifications
| Component | Operational-Logic | Architecture |
|---|---|---|
| Overall Length | 600 mm (in.) | 23.6 |
| Overall Width | 360 mm (in.) | 14.2 |
| Overall Height | 1,232 mm (in.) | 48.5 |
| Boat Transom Height | 501 mm (in.) | 19.7 |
| Weight | 51 kg (lb.) | 112.4 |
| Maximum Output | 18.7 (25)/5,000 KW (HP) at r/min | 18.7 (25)/5,000 |
| Average Maximum Power | I (US gal, imp gal)/h | 12.0 (3.17, 2.64) /5,500 |
| Engine Type | Two-stroke | 2 |
| Spark Plug | B7HS (NGK) | NGK (10mm) |
Table of Contents Summary
- General Information
- Electrical System
- Lower Unit
- Power Unit
- Fuel System
Methodically requiring a structured approach, this manual details critical maintenance procedures for the Yamaha CV25 outboard motor. It outlines system operations, including the fuel system, power unit, and electrical components, providing essential information for mechanics and owners alike. The documentation addresses component wear limits and includes torque specifications for critical assembly points to ensure pivot-point integrity.
Disassembly instructions are documented for key components of the power and lower units.
Wear limits are specified for critical engine parts such as piston rings and cylinder bores.
System operation descriptions cover the fuel delivery, ignition, and starting systems.
The documentation addresses the proper function of the electrical system, including the starter motor and charging system.
Assembly instructions are detailed for the power unit and lower unit, ensuring correct reassembly of all components.
...documents torque specifications for critical engine components to ensure proper pivot-point integrity.
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