Husqvarna 543RBX Operator's Manual page 7

4. Make sure that the throttle trigger lockout (A) and the
throttle trigger (B) move freely.
5. Start the product and apply full throttle. Refer to
start the engine on page 16
6. Release the throttle trigger (B) and make sure that
the cutting attachment stops and stays stationary.
WARNING: If the cutting attachment moves
when the throttle trigger is in the idle
position, adjust the idle speed. Refer to
Maintenance on page 19 .
To do a check of the stop switch
1. Start the engine.
2. Move the stop switch to the stop position and make
sure that the engine stops.
To do a check of the cutting attachment guard
WARNING: An incorrect or defective cutting
attachment guard can cause serious injury.
Refer to Safety instructions for assembly on
page 4 .
WARNING: Always use the recommended
cutting attachment guard for the cutting
attachment that you use. If an incorrect or
defective cutting attachment guard is
installed, this can cause serious injury. Refer
Technical data on page 24 .
to
The cutting attachment guard prevents injuries from
objects that eject in the direction of the operator. It also
prevents injuries that occur if you touch the cutting
attachment.
1099 - 001 - 01.03.2019
1. Do a visual check for damages, for example cracks.
To
2. Replace the cutting attachment guard if it is
damaged.
To do a check of the vibration damping system
1. Make sure that there are no cracks or deformation
on the vibration damping units.
2. Make sure that the vibration damping units are
correctly attached to the engine unit and handle unit.
Product overview on page 2 for information
Refer to
about where the vibration damping system is on your
product.
To do a check of the muffler
WARNING: Never use a product with a
faulty muffler.
WARNING: Bear in mind that the exhaust
fumes from the engine are hot and may
contain sparks which can start a fire. Never
start the product indoors or near
combustible material!
The muffler keeps noise levels to a minimum and sends
exhaust fumes away from the operator. For mufflers it is
very important that you follow the instructions on how to
check, maintain and service your product.
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