Hyundai HYSG150, User Manual, Page: 16 / 28

6.10. Centrifugal clutch
6.10.1. The engine is equipped with a centrifugal
clutch that is connected to the crankshaft.
When the engine speed increases, the
drive for cutting wheel engages
automatically. It is not possible for the
user to make adjustments to the
centrifugal clutch. If the engine does not
drive the blades y ou may need to replace
worn shoes and springs and/or clutch
bearings.
6.11. Operational procedure for stump cutting.
6.11.1. Operation.
NEVER leave operating position when cutting blade is rotating.
ALWAYS keep onlookers and animals away from the machine when cutting blade is rotating.
A rotating cutting blade is very DANGEROUS! Stay at the operating position and make sure
that the blade comes to a complete stop before doing anything else.
Before operating the stump machine, always review the machine controls
Be very careful when operating the stump grinder on hills because the machine can slip ,
topple or move unexpectedly.
NEVER use the machine on slopes steeper than 10°.
6.11.2. Clear around the stump.
6.11.2.1. Dig away the earth and remove any stones near the
tree stump that may interfere with your work.
Check that the ground is free of foreign objects,
such as electrical cables, barbed wire, etc.
6.11.2.2. Cut or trim the stump as low to ground as required
using a power saw.
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