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your motorcycle in the specified time intervals.
· If you have any other individual problem, please contact or call your local dealer or service center of KEEWAY
Motorcycle Co., Ltd.
· Relevant emission specifications:
Emission Specifications
Emission standard
※ The latest version shall prevail when emission standard is updated.
· The motorcycle that does not perform regular inspection in local dealer or service center of the company may be
prohibited to use. The company will not be responsible for that. Please have your motorcycle inspected whenever
necessary to keep it in best condition.
Note: ① You shall clean more frequently the air cleaner to extend service life of the engine when your
motorcycle is often used on sand-gravel roads or in severely polluted environment.
② More frequent servicing may be required when the motorcycle is often driven at high speed or travels a
long distance.
Pay attention to the followings to ensure standard emission
1> Please use only 92 or 95 unleaded gasoline.
2> Please use only specified type of engine oil.
3> Please service your motorcycle according to your periodical maintenance table.
4> Emission control system is forbidden to be adjusted or replaced (including spark plug use, idle speed adjustment,
ignition timing, carburetor adjustment, etc.).
5> Attentions:
· Improper ignition system, charging system or fuel system will have great effect on muffler, so please go to your
local dealers or service center of the company for inspection, adjustment or maintenance when you encounter it.
· Please use only 92 or 95 unleaded gasoline, or the muffler device (four-stroke system) may be injured.
6> Emission control system of the motorcycle meets national standard. If you have to replace any component of the
system, please use the spare parts made by KEEWAY Motorcycle Co., Ltd. and ask your local dealer or service
center to replace it for you.
17.3 Emission Control System Mechanical Functions
General introduction
The emission control system is based on four-stroke single cylinder engine and carburetor. It uses air intake device
and keep excellent exhaust gas level; Activated carbon canister is used for vaporized waste gas process.
※ Air intake device
Guide air into exhaust pipe and CO and HC of incomplete combustion will be reacted into harmless gas.
Classification
Emission control system
CO
≤ 2.0g/km
Equipment
Catalytic device
Catalytic converter
HC
≤ 0.3g/km
Constituted Part
NO
X
0.5 g/km
Desired Function
Oxidize CO, HC and NO
.
X
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