Vito Agro VIR47 Mode D'emploi page 44

Question/ Problem - Cause
The engine does not start:
• No fuel in the carburetor;
• No fuel in the tank;
Clogged fuel line hose;
Fuel pipes badly assembled or folded;
• The fuel in the tank is of poor quality, has water, is
dirty or is already old;
• The spark plug cap is off the spark plug;
The ignition coil is not properly connected;
• The spark plug has soot or is damaged;
Wrong distance between the electrodes;
• The air filter is dirty;
• The fuel filter is clogged;
• The combustion engine is "wet" due to many
attempts for starting it;
Low performance:
• Improper fuel mixture;
• Badly adjusted throttle cable;
• Clogged fuel filter, carburetor defect or
clogged valves;
The engine runs irregularly and produces smoke:
• Dirty air filter;
The combustion engine overheats:
• Ventilation slots are dirty;
Strong vibration while operating:
• Loose engine housing;
Solution
• Press the carburetor primer bulb several times until it
is full of fuel;
• Fill the tank;
Clean the fuel line hoses;
Reposition or straighten the fuel hose;
• Empty the fuel tank and carburetor primer bulb;
Use new fuel (proper mixture).
• Install the spark plug cap in the spark plug;
Check the connection between the ignition coil and the
plug;
• Clean / replace the spark plug;
Set the distance between the electrodes;
• Clean / replace the air filter;
• Clean the fuel filter;
• Loosen the spark plug and dry it, pull the starter handle
several times with the spark plug unscrewed;
• Use a suitable fuel mixture;
• Adjust the throttle;
• Replace or repair faulty parts;
• Clean the cooling fins;
• Clean the ventilation slots;
• Tighten the engine fixing screws;