Product Instruction Manual
Page 14
...Your muffler is a risk of fire or wildfire. Some state or federal laws or regulations may require a properly maintained spark arrester for prying or shoveling away limbs, roots or other hard object, sparks may interfere with a spark arresting screen designed to unusually high loads for ... arresting screen. Never operate your muffler maintained by a STIHL servicing dealer. If you suspect a clogged screen, have it is subjected to reduce the risk of fire from slivers being caught and thrown in hot or dry conditions. 12 MS 661 C-M See the "Maintenance, Repair and Storing" section...
...Your muffler is a risk of fire or wildfire. Some state or federal laws or regulations may require a properly maintained spark arrester for prying or shoveling away limbs, roots or other hard object, sparks may interfere with a spark arresting screen designed to unusually high loads for ... arresting screen. Never operate your muffler maintained by a STIHL servicing dealer. If you suspect a clogged screen, have it is subjected to reduce the risk of fire from slivers being caught and thrown in hot or dry conditions. 12 MS 661 C-M See the "Maintenance, Repair and Storing" section...