Do you have a question about the Vespa Grande and is the answer not in the manual?
Instructions for locking and unlocking the handlebar using the key.
Advise to record the key number for obtaining replacement keys.
Details on engine, fuel, dimensions, weight, ignition, and spark plugs.
Information on frame material, suspension type, brakes, wheels, and tires.
Location of frame and engine numbers for legal identification and ordering parts.
Lists and identifies primary controls like brake levers, throttle, and pedals.
Guidelines for fuel mixture, tyre pressure, and rear hub oil level checks.
Procedures for the initial break-in period and starting the engine.
Guidance on riding, stopping the engine, and using the vehicle as a bicycle.
Steps for dismantling and adjusting the air cleaner and carburettor.
Procedures for cylinder head removal, bulb replacement, and brake adjustment.
Adjusting handlebar, saddle, wheels, and chain tension for optimal use.
Procedures for flywheel magneto adjustment and engine sub-frame dismantling.
Checks for faulty ignition, spark plug cleaning, and air filter cleaning.
Procedures for checking hub oil, greasing, and lubricating the chain.
Diagnosing non-starting issues related to fuel supply and spark plug.
Identifying and resolving ignition faults, HT lead issues, and mechanical noises.
Troubleshooting reduced engine efficiency, inefficient braking, and faulty suspension.
Instructions for cleaning the vehicle's exterior and painted parts.
Guidelines for preparing the vehicle for extended storage.
Explains figures for stopping distance and acceleration/passing ability.
Minimum stopping distances for the GRANDE model at 20 mph.
Information on passing times and distances for different driving scenarios.
Minimum stopping distances for the GRANDE model at 25 mph.
Summary of passing times and distances for different driving scenarios.
Minimum stopping distances for the GRANDE model at 30 mph.
Analysis of passing times and distances for different driving scenarios.
Guidance on spark plug selection and consequences of engine overheating.
Advice on correct fuel mixture ratios for the engine.
Description of the electrical system, including turn signals and stop light connection.
Steps for maintaining the battery when the vehicle is not in use for extended periods.