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Please pay attention to the following to make discharge meet standard:
1〉use of fuel: please use 92# or 95 lead-free gasoline, or catalytic device (two-stroke) may be damaged. 。
2〉Please use defined machine oil. Since the disorder of ignition system, the charging system, and the fuel system
has great influence on the catalytic system, please come to designated distributors or service center of our
company for examination, adjustment or maintenance if any disorder of the above ones occurs.
3〉Maintain the vehicle according to the regular maintenance table. The exhaust gas emission control system of the
vehicle is in line with relevant provision of our country, make sure to use the quality components of our factory
if needed, and receive service from designated distributors and service centers.
4> As to the exhaust gas emission control system, arbitrary adjustment or replacement is forbidden (including the
adjustment on the use of spark plug, idle speed, ignition timing, carburetor, etc).
18.3 Mechanic function of exhaust gas discharge control system
In general
Solution for exhaust gas is base on two-stroke single-cylinder motor and carburetor, which adopts gasintaking
device to maintain qualified exhaust gas standard, meanwhile the fuel evaporative exhaust gas adopts active
carbon canister.
※ Gasintaking device
Intake gas into gas discharge tube, make incompletely burnt CO and HC react to form harmless gas.
Division Device Component Purpose
Exhaust
system
Catalytic device Catalytic transfer
Canister oxidation catalyst in the center of
gas discharge tube actualizes oxidation of
CO, HC and NO
X
.
18.4 Catalytic transfer system
18.4.1 Structure:
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