Husqvarna 543RBX Operator's Manual page 13

To disassemble the two-piece shaft
1. Turn the knob 3 turns or more to loosen the
coupling.
2. Push and hold the button (C).
3. Hold tight in the end of the shaft that the engine is
attached to.
4. Pull the attachment straight out of the coupling.
C
To adjust the backplate height
1. Loosen the 2 fasteners that hold the backplate.
2. Loosen the backplate from the frame on 1 side.
1099 - 001 - 01.03.2019
3. Adjust the backplate to the correct height. Make sure
that the pin aligns with 1 of the holes on the frame.
To adjust the harness
1. Put on the harness of the product.
2. Tighten the hip strap tightly. Make sure that the hip
strap aligns with the hip.
3. Tighten the chest strap.
4. Adjust the chest strap vertically. Make sure that the
chest strap is tight against your body.
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