OREC GRH537Pro Owner's Manual page 10

■Maintenance
DANGER
Remove fuel when storing or transporting the machine. Accidents and damage can be caused
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by spilt or expired fuel.
WARNING
Be sure to switch off the engine and remove the spark plug cord before performing any
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inspection, adjustment or maintenance on this machine.
When inspecting, repairing or adjusting the machine please wear protective gear to prevent injury.
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When performing inspection, adjustment or maintenance, use tools such as a jack in order to
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work as safely as possible.
Perform periodic inspection in order to work as safely as possible. If you discover any worn or
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damaged parts, please replace them with recommended parts only.
This machine is equipped with extremely sharp blades. When inspecting or handling the machine,
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DO NOT directly touch the blades. Exercise caution by wearing gloves and wrapping the blades in
cloth. Furthermore, if you notice any abnormalities in the blades, do not try to repair them but
have them replaced. Not taking this precaution can cause injury and accidents.
Damage to the belt cover, blade cover, or flying debris prevention cover, could cause injury or
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accidents. Be sure to have any damaged parts replaced before using the machine again.
Be sure to check that the covers of rotating parts are refitted correctly in their original positions
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after being removed. Poorly fitted covers could open during operation and cause serious injury.
Please make sure that all components such as nuts and bolts have been properly secured
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after maintenance.
Perform comprehensive inspection and adjustment of such parts as drive clutch, blade clutch,
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brake, throttle, and gear change.
Be sure to check that the bolts in the wheels and blades are tightly fastened. Make sure that the
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detachable cover used for changing the blades is closed before operating the machine.
When replacing the blades, also replace the attached nuts and bolts. There is a possibility of
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accidents caused by worn or damaged parts. Never substitute nuts and bolts with those that are
not recommended.
When storing the unit, please do so on a level surface and in a vented place away from open
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flame.Failure to do so may result in injury or accident.
NOTICE
When rubber fuel lines become old, they can split and dangerous fuel leaks can occur. Change
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rubber parts if they split or every 3 years regardless of damage. At this time, also change the
fastening bands for the new parts.
Before storing the machine, remove any material such grass and leaves. Clean away any
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spilt oil or fragments stained with oil.
Make sure that the engine has completely cooled before covering the machine with a storage
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cover.
Depending on operating conditions, there may be occasions when incidents arise which are
not covered by the warnings of this manual. The operator should use common sense and put
safety first when using this machine.
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