NF ISO 9467
Forestry machinery - Portable chain-saws and brush-cutters - Exhaust system-caused fire risk
<p class="MsoBodyText"><span lang="EN-GB">This document establishes requirements and test procedures for determining the performance of spark arrestor exhaust systems of multi position small engines used in portable applications, such as chain-saws, brush-cutters, grass-trimmers, pole-mounted pruners, edgers and similar shaft-drive machines, hedge trimmers and hand-held and back-pack blowers.</span></p> <p class="MsoBodyText"><span lang="EN-GB">It is not applicable to spark arrestors used in vehicles or stationary equipment.</span></p>
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