Poulan Pro 221 LE Manual De Instrucciones página 18

The information on the product label indicates which standard your engine is certified.
Example: (Year) EPA Phase 1 or Phase 2 and/or CALIFORNIA.
41 I 61 I el I
This engine is certified to be emissions compliant for the foiJow]ng use:
[]Moderate (50 hours)
[] Intermediate (125 hours)
[] Extended (300 hours)
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