What is on off reserve in bike?
OFF – At “OFF” position fuel cannot flow from the tank to the carburetor. Turn the valve “OFF” whenever the two-wheeler is not in use. ON -At “ON” position fuel will flow from fuel tank to the carburetor. RES -At “RES” position fuel will flow from the reserve fuel supply to the carburetor.
What is prime on motorcycle petcock?
This valve also has three positions: ON – RESERVE – PRIME. ON is the position for normal operation and the position you return to after refueling the bike. RESERVE see above. PRIME is the position used when the automatic vacuum shutoff is to be bypassed.
What is a fuel petcock on a motorcycle?
A petcock, or sometimes referred to as a fuel tap or fuel valve, is a 2 or 3 way valve on the bottom of your fuel tank. It works by directing fuel from your tank to the carburetors or fuel injectors. Fuel is pulled by either gravity or vacuum from the fuel system.
Do fuel injected motorcycles have a petcock?
Gasoline essential to the proper operation of your motorcycle is controlled by a “Fuel Control Valve” otherwise known as a “Petcock”. This valve is characteristically located at the bottom of the fuel tank and can have a number of different configurations. Fuel-Injected motorcycles rarely have a petcock.
Should you turn the petcock off?
The primary reason for shutting off the fuel is safety. On a motorcycle the fuel tank is directly above the engine. If fuel were to leak it would drip directly on the hot engine.
What happens if you leave the fuel on on a motorcycle?
The primary reason for shutting off the fuel is safety. On a motorcycle the fuel tank is directly above the engine. If fuel were to leak it would drip directly on the hot engine. This along with the fact that most motorcycles use a rubber supply hose that is exposed to the engine heat and the resulting decomposition.
What does reserve mean on petcock?
In motorcycles and cars, the fuel reserve setting indicates that the level of fuel in the tank is low. In cars and most modern motorcycles this quantity (the reserve) is automatically available. Older motorcycles have a manual fuel tap or petcock.
Why is a petcock called a petcock?
ETYMOLOGY OF THE WORD PETCOCK From pet1 or perhaps French pet, from péter to break wind + cock1.