8. Maintenance
MA9
(1)
MA10
22
machine and have it repaired immediately.
•Note that failing to do so may result in the engine catching on fire.
■SPARK ARRESTER
•The muffler is equipped with a spark arrester to prevent red hot carbon from flying out of the exhaust outlet. Periodically inspect and clean as necessary with a wire brush. In the State of California it is required by law (Section 4442 of the California Public Resources Code) to equip a spark arrester when a gas powered tool is used in any forest covered, brush covered, or grass covered unimproved land. (MA9)
(1) spark arrester
■GEARCASE AND CUTTERCASE (MA10)
•Periodically refill the case with grease (every 25 hours).
•Use only lithium based greases.
(1)Screw
(2)Seal washer
(3)Grease: approx. 10cc
(4)Air purge
(5)Bolt
(6)Grease: approx. 5cc
■INTAKE AIR COOLING VENT
WARNING
•Never touch the cylinder, muffler, or spark plugs with your bare hands immediately after stopping the engine. The engine can become very hot when in operation, and doing so could result in severe burns.
•When checking the machine to make sure that it is okay before using it, check the area around the muffler and remove any wood chips or leaves which have attached themselves to the reciprocator. Failing to do so could cause the muffler to become overheated, and that this in turn could cause the engine to catch on fire. Always make sure that the muffler is clean and free of wood chips, leaves, and other waste before use.
•Check the intake air cooling vent and the area
