Need help?Do you have a question about the Yamaha 40A and is the answer not in the manual?
General| Engine Type | 2-stroke |
|---|---|
| Horsepower | 40 hp |
| Cylinders | 3 |
| Fuel System | Carburetor |
| Full Throttle RPM Range | 4500-5500 rpm |
| Gear Ratio | 2.00:1 |
| Bore x Stroke | 72.0 mm x 57.0 mm |
| Starting System | Electric |
| Shaft Length | 15", 20" |
| Alternator Output | 6A |
| Weight | 87 kg (short shaft) |
Details on serial numbers and emission control information for the motor.
Crucial safety warnings, important labels, and basic boating rules.
Instructions on fueling, battery requirements, and propeller selection.
Explanation of the start-in-gear protection feature for safe operation.
Identification of the primary physical parts of the outboard motor with diagrams.
Explanation of various controls like tiller, remote, levers, and switches.
Information on engine warning indicators for overheat and low oil levels.
Procedures for installing the motor and filling fuel and oil tanks.
Steps for pre-operation checks and the engine break-in process.
Guidance on starting, warming up, shifting, and stopping the engine.
How to trim the motor, tilt it, and cruise in various water conditions.
Key technical specifications including dimensions, performance, and engine details.
Guidelines for safely transporting and storing the outboard motor.
Maintenance schedule, replacement parts, and the importance of the maintenance chart.
Covers essential tasks like greasing, spark plugs, fuel system checks, and battery care.
A chart outlining common engine troubles, causes, and remedies.
Procedures for handling emergencies like impact damage or non-starting engines.
An alphabetical listing of topics covered in the manual for quick reference.
To Next Page
