Honda Hawk GT NT650 1988 Service Manual page 21

GENERAL INFORMATION
CRANKCASE EMISSION CONTROL SYSTEM
The engine is equipped with a closed crankcase system which routes crankcase emissions through the air cleaner into the
combustion chamber.
(1) AIR CLEANER
(2) CARBURETOR
<>:
FRESH AIR
_. BLOW-BY GAS
EVAPORATIVE EMISSION CONTROL SYSTEM (California model only)
This model complies with California Air Resources Board evaporative emission requirements.
Fuel vapor from the fuel tank and carburetor is directed into the charcoal canister where it is adsorbed and stored while the
engine is stopped. When the engine is running and the purge control diaphragm valve is open, fuel vapor in the charcoal canis-
ter is drawn into the engine through the carburetor. (3) FUEL TANK
(7) AIR VENT CONTROL
VALVE
(ENGINE STOP)
(6) AIR VENT
CONTROL VALVE
I
I
I
..
(8) TO OPEN
AIR
Co:
FRESH AIR
_. FUEL VAPOR
(2) PURGE CONTROL
VALVE
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