Dolmar MS-245.4 C - Manual (Page 25)

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EMISSION COMPLIANCE PERIOD
For handheld engine: The Emissions
Compliance Period referred to on the Emissions
Compliance label indicates the number of operating hours for which the engine has been shown
to meet Federal emission requirements.
Category C=50 hours, B=125 hours, and A=300 hours.
AIR INDEX
An Air Index Information hang tag was supplied to this engine in accordance with the emission
regulations of the California Air Resources Board.
The bar graph on the hang tag shows the emissions performance of this engine.
The bar graph can be used to compare the emissions performance with other available engine.
The lower the Air Index, the less pollution.
The following durability description is to provide you with information relating to the emission
durability period of the engine.
Descriptive Term Applicable to Emissions Durability Period
Moderate – 50 hours (0-65 cc)
Intermediate – 125 hours (0-65 cc)
Extended – 300 hours (0-65 cc)
Notice: The Air Index Information hang tag must remain on the engine or on the equipment until
it is sold to the ultimate purchaser. Remove the hang tag before operating the engine.