See Safety First → Safe Operating Rules and review safety procedures which follow.
NOTICE
Do not spill fuel onto the motorcycle while refueling. Immediately wipe up fuel spills on your motorcycle. Fuel can cause damage to cosmetic surfaces. (00147b)
NOTICE
Use only unleaded fuel in catalytic converter-equipped motorcycles. Using leaded fuel will damage the emission control system. (00150c)
WARNING
Do not store motorcycle with gasoline in tank within the home or garage where open flames, pilot lights, sparks or electric motors are present. Gasoline is extremely flammable and highly explosive, which could result in death or serious injury. (00003a)
WARNING
Avoid spills. Slowly open fuel filler cap. Do not fill above bottom of filler neck insert, leaving air space for fuel expansion. Secure filler cap after refueling. Gasoline is extremely flammable and highly explosive, which could result in death or serious injury. (00028b)
WARNING
Do not use aftermarket fuel caps. Aftermarket fuel caps may fit improperly and leak, which could lead to death or serious injury. See a Harley-Davidson dealer for approved fuel caps. (00034a)
NOTE
Extended exposure of fuel filler cap to rain or washing may cause a small amount of water to collect between the pop-up cap and the threaded body. Water cannot flow through the fuel filler cap into the tank. Remove the fuel cap and tilt to drain water.
Removing Fuel Filler Cap
See Figure 1. To remove fuel filler cap, press down on cap and rotate 1/8 turn counterclockwise. Cap will pop up. Continue turning counterclockwise to remove.
Installing Fuel Filler Cap
Turn fuel filler cap clockwise into fuel tank threads until tight. Press down on cap and rotate 1/8 turn clockwise to lock in down position.
Figure 1. Installing/Removing Fuel Filler Cap: Flush Mount