Husqvarna 143R-II Operator's Manual page 14

the blade guard is correctly installed. Always
use protective gloves.
1. Attach the drive disc (B) to the output shaft.
2. Turn the blade shaft until one of the holes in the
drive disc aligns with the hole in the gear housing.
3. Put the locking pin or hex key (C) in the hole to lock
the shaft.
4. Install the saw blade (D) and the support flange (F)
to the output shaft.
5. Install the saw blade nut (G).
Note:
The saw blade nut has a left hand thread.
6. Turn the socket wrench counterclockwise to tighten
the locknut. Make sure that the torque of the locknut
is 35-50 Nm (3.5-5 kpm). Hold the shaft of the socket
wrench as near the blade guard as possible.
G
B
14
F
D
C
a) Make sure that you operate the socket wrench in
the identified area when you loosen or tighten the
saw blade nut.
To attach a blade guard, grass blade and
grass cutter
CAUTION:
extension is removed.
Note:
Use the recommended blade guard. Refer to
Accessories on page 29 .
1. Install the blade guard to the shaft. Attach the blade
guard with the bolt (L).
L
A
2. Attach the drive disc (B) to the output shaft.
Make sure that the guard
G
F
E
D
A
B
C
1334 - 005 - 22.02.2022