Husqvarna 543 RBK, Operator'S Manual

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8. Tighten the nut with the socket wrench. Hold the
shaft of the socket wrench near the blade guard.
Tighten in the opposite direction to how the cutting
attachment rotates. Tighten it to a torque of 35-50
Nm.
To attach the guard extension
CAUTION: Use the guard extension when
you use a trimmer head/plastic blade. Do
not use the guard extension when you use a
grass blade.
1. Put the guard extension in the groove of the cutting
attachment guard.
2. Put the guard extension into position on the cutting
attachment guard with the 4 locking hooks.
To remove the guard extension
• Release the locking hooks with the spark plug
wrench.
To install the transport guard
1. Install the blade in the transport guard (A).
2. Put the two fasteners (B) into the slots (C) to attach
the transport guard.
B
A
C
To assemble the two-piece shaft
1. Turn the knob to loosen the coupling.
2. Align the tab of the cutting attachment (A) with the
arrow of the coupling (B).
A
B
3. Carefully push the shaft into the coupling until you
hear a click.
4. Tighten the knob fully.
12 1099 - 001 - 01.03.2019