Features and controls, Choke, Fuel tank cap – Polaris Sportsman 9921818 User Manual
Page 36: Fuel valve, Fuel filter
 
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FEATURES AND CONTROLS
Choke
The choke assists in starting a cold engine. Refer to the engine starting 
procedure on page 44 for correct choke and throttle settings during start-
ing.
Fuel Tank Cap
Always refuel with the engine 
stopped, and outdoors or in a 
well ventilated area. Refuel on 
a level surface.
Remove the fuel tank cap to 
add fuel to the fuel tank. Use 
either leaded or unleaded gaso-
line with a minimum pump 
octane number of 87=(R+ M/2) 
octane. Do not use E-85 fuel.
Fuel Valve
The fuel valve is located on the 
bottom of the fuel tank. Access 
the fuel valve through the right 
side panel.
ON: For normal operation.
OFF: For vehicle storage and 
when transporting.
Refuel when the instrument gauge indicates a low fuel level.
Fuel Filter
The in-line fuel filter should be replaced by your dealer after every 100 
hours of operation or annually. Do not attempt to clean the fuel filter.
Fuel Tank
Cap
ON
OFF
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