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Outlines user's obligations and precautions before operating the engine.
Provides crucial safety advice regarding fuel handling and filling procedures.
Warns about the high temperature of the muffler and exhaust components.
Details risks associated with carbon monoxide emissions and ventilation.
Illustrates and labels key parts of the engine, including controls and functional units.
Explains the function and operation modes of the engine switch for starting and stopping.
Describes how the choke button controls the carburetor for cold or hot engine starts.
Details how to adjust the regulation lever to control engine speed.
Explains the system that automatically stops the engine due to low oil levels.
Covers essential checks like oil leaks, damage, and component tightness before starting.
Provides detailed steps for checking and refilling engine oil using the dipstick.
Advises on proper fuel filling procedures, recommended fuel type, and prohibited fuels.
Outlines the process for checking, cleaning, or replacing the air cleaner element.
Details the correct choke button positions for cold and hot engine starting.
Explains how to use the regulation lever for engine speed control.
Describes the automated speed control system using a stepping motor and controller.
Illustrates wiring connections for starting system components like the control box and stepping motor.
Explains the quick method to stop the engine using the engine switch.
Details the recommended steps for stopping the engine, including lever adjustment.
Advises on carburetor adjustments for optimal performance at high altitudes.
Presents a schedule of periodic maintenance tasks and their recommended intervals.
Details the procedure for draining and refilling engine oil for storage.
Describes how to clean or replace the air cleaner element for engine storage.
Explains how to check, clean, and gap spark plugs for engine storage.
Outlines steps to prepare the fuel system, including draining fuel, to prevent deterioration.
Lists common causes and solutions for engines that are difficult to start.
Identifies reasons for reduced engine power and methods to resolve them.
Addresses common causes and remedies for unexpected engine stalls during operation.
Provides diagnostic steps and solutions for engine overheating problems.
Explains how to identify and fix unusual noises from the engine.
Guides on choosing the correct battery and checking electrolyte levels and safety.
Details the correct wiring procedures for connecting the battery to the starting motor.
Lists key technical specifications for LC2V90FD and LC2V80FD engine models.
Illustrates the electrical wiring of the starting system with oil protection.
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