Husqvarna 531RS Manuel D'utilisation page 19

Maintenance
Make sure that the grass blade is aligned with the center. Make sure that the
grass blade is sharp and that the blade or center hole is not damaged.
Examine the trimmer head for damages and cracks. Replace if it is damaged.
Examine the handle and handlebar for damage and make sure that they are at-
tached correctly.
For cutting attachments with a support cup, tighten the locking screw correctly.
For cutting attachments with a locknut, tighten the locknut correctly.
Examine the transport guard for damage and make sure that it can be attached
correctly.
Examine the engine, the fuel tank and the fuel lines for leaks.
Clean the air filter. Replace if it is necessary.
Tighten nuts and screws.
Examine the fuel filter for contamination and the fuel hose for cracks and other
defects. Replace if it is necessary.
Examine all cables and connections.
Examine the starter and the starter rope for damages.
Examine the spark plug. Refer to
Make sure that the bevel gear is filled to ¾ with grease.
Clean the external surface of the carburetor and the area around it.
Clean the spark plug. Remove the spark plug and do a check of the electrode
gap. Adjust the electrode gap or replace the spark plug if it is necessary. Refer
Technical data on page 24 . Make sure that the spark plug is assembled with
to
a supressor.
Examine the clutch, clutch springs and the clutch drum for wear. Replace if it is
necessary.
Replace the spark plug. Make sure that the spark plug is assembled with a su-
pressor.
Lubricate the drive shaft.
Make sure that the vibration damping units are not damaged.
Clean the cooling system of the product.
Clean the muffler.
To adjust the carburetor
The basic carburetor settings are adjusted during testing
at the factory. Adjustment must be carried out by a
trained technician.
To do a check of the muffler
WARNING:
has a defective muffler. Always replace a
defective muffler.
1274 - 005 - 28.05.2021
To examine the spark plug on page 22 .
Do not use a product that
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WARNING:
Risk of burn or fire.
Mufflers with catalytic converters get very
hot during operation.
WARNING:
Risk of fire. The muffler
decreases the noise level and identifies the
exhaust gases from the operator. The
exhaust gases are hot and can contain
sparks.
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