Husqvarna 553RBX Manuel D'utilisation page 13

To attach the guard extension
CAUTION:
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 attach the grass blade and the grass blade
guard/combination guard
1. Put the blade guard/combination guard (A) onto the
shaft and tighten the bolt to attach it.
2. Make sure that the guard extension is removed.
3. Turn the output shaft to align one of the holes in
the drive disc (B) with the related hole in the gear
housing.
4. Put the locking pin (C) in the hole to lock the shaft.
1104 - 010 - 12.06.2023
Use the guard extension
A
5. Put the grass blade (D), the support flange (F) and
the support cup (E) on the output shaft.
D
C
A
6. Make sure that the drive disc and support flange
engages correctly in the centre hole of the grass
blade.
7. Attach the nut (G).
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 assemble and disassemble the cutting
attachment guard and trimmer head
CAUTION:
extension is attached.
1. Attach the correct cutting attachment guard (A) for
the trimmer head. Refer to
2. Put the cutting attachment guard onto the fitting on
the shaft.
3. Attach the cutting attachment guard with the bolt.
4. Install the drive disc (B) on the output shaft.
G
E
F
B
Make sure that the guard
Accessories on page 27 .
13