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Blade
Problem Possible causes Recommended step
The blade moves slowly or
does not move.
The blade is blocked or it is
damaged.
Clean the blades from unwanted materials. Refer to
To
clean and lubricate the blades on page 14
. Remove
burrs from the blade, refer to
To examine the blades on
page 15
. Replace the blade if it is damaged.
The blade does not cut
easily.
The blade is not sharp or it
is damaged.
Sharpen the blade, refer to
To examine the blades on
page 15
. Replace the blade if it is damaged.
The blade becomes hot. There is friction between
the blades.
Remove burrs from the blade and lubricate the blade.
Refer to
To examine the blades on page 15
.
Transportation, storage and disposal
Transportation and storage
• Always allow the product to cool down before
storage.
• For storage and transportation of the product and
fuel, make sure that there are no leaks or fumes.
Sparks or open flames, for example from electrical
devices or boilers, can start a fire.
• Always use approved containers for storage and
transportation of fuel.
• Empty the fuel before transportation or before long-
term storage. Discard the fuel at an applicable
disposal location.
• Attach the transport guard during transportation and
storage.
• Remove the spark plug cap from the spark plug.
• Attach the product during transportation. Make sure
that it cannot move.
• Clean and do servicing on the product before long-
term storage.
Technical data
Technical data
525HF3S
Engine
Cylinder displacement, cu.in/cm
3
1.50/24.5
Cylinder bore, inch/mm 1.34/34
Stroke, inch/mm 1.06/27
Idle speed, rpm 3000
Recommended max speed, rpm 12000
Maximum engine power acc. to ISO 8893, kW/hp @ rpm 0.9/8500
Catalytic converter muffler Yes
Speed-regulated ignition system Yes
Ignition system
16 1118 - 005 - 29.08.2023
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