Yamaha WaveBlaster WB700A/WB700AU 1996 OEM Service Manual (P/N LIT-18616-01-54)
Yamaha Models Covered & Key Technical Specifications
Models: Yamaha WaveBlaster WB700A, Yamaha WaveBlaster WB700AU
Sub-models / Variants: WB700A, WB700AU
Model Years: 1993–1996
Serial Numbers: GR7: 900101–, 62U: 000101–, 62U: 500101–, 62E: 000101–, 62E: 500101–
Technical Data:
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Engine displacement: 701 cm³ (42.78 cu in)
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Maximum output: 47.0 kW (64 hp) at 6,250 rpm
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Engine type: 2-stroke, 2-cylinder, water-cooled
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Compression ratio: 7.2:1
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Ignition timing: 15°–21° BTDC
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Spark plug: NGK B8HS / BR8HS
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Fuel tank capacity: 25 L (6.6 US gal)
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Battery capacity: 12V / 68.4 kC (19 Ah)
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Impeller clearance limit: 0.6 mm (0.024 in)
Yamaha Manual Features & Content Preview
This 203-page official Yamaha publication (P/N LIT-18616-01-54) is the definitive technical resource for servicing your 1993–1996 WaveBlaster. Designed for professional technicians and serious DIYers, it eliminates guesswork in the shop. This specific 1996 supplement is crucial for the WB700AU variant, delivering the exact data missing from the earlier 1993 base manual. And because it is an instant download, you can pull up the exact torque spec or electrical routing you need right at your workbench without waiting for shipping.
Key Features & Documentation
- Covers 1993–1996 Yamaha WaveBlaster WB700A and WB700AU personal watercraft models.
- Includes 12 exploded-view diagrams, 15 service point charts, and 5 complete schematics for fuel, oil, and wiring systems.
Technical Scope and Shop Specifications
When you have a 701cc two-stroke torn down on the bench, precision matters. This manual provides the exact maintenance parameters and clearance tolerances required for rebuilding the engine and dialing in the jet pump. You get direct access to critical fuel, oil, and cooling system data, including precise adjustments for the carburetor, oil pump, and reed valve assembly. To maintain a safe workshop environment, always verify that the fuel system is fully depressurized before inspecting lines, and confirm all torque values prior to final assembly.
Specification Highlights at a Glance
This documentation is packed with exact baseline numbers to compare against your teardown measurements:
- Cylinder head warpage limits, piston ring side clearance, and crankshaft run-out tolerances.
- Fuel system tuning specifics, including a main nozzle diameter of 2.5 mm.
- Step-by-step oil injection air-bleeding procedures for safe system assembly.
- Electrical diagnostics: CDI magneto resistance and starter motor brush length limits.
- Baseline compression pressure rated at 940 kPa.
- Lighting coil resistance specified at 1.14–1.40 ohms.
- Cylinder head bolt tightening sequence: Initial pass at 15 Nm, final pass at 30 Nm.
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