MAINTENANCE
Sharpen the two cutting edges using a medium grade grinding wheel and check
the balance by holding the blade up with a round 18 mm Ø bar inserted in the
central hole.
WARNING!
!
never try to repair them! ALWAYS USE MANUFACTURER'S GENUINE
REPLACEMENT BLADES BEARING THE SYMBOL
WARNING!
!
installing them, make sure that they are correctly positioned by referring
to the code number marked on the outside of each one.
WARNING!
!
assembling the blade,
always follow the instruc-
tions given, making sure the
blade wings are facing
towards the inside of the
cutting deck and the cupped side of the
elastic disc (1) is pressing against the
blade. Tighten the fixing screws (2)
using a torque wrench set to 45-50 Nm.
If one or both shaft hubs (3) come off
when dismantling the blades, make
sure the keys (4) are securely lodged in
place.
6.3.2 C
UTTING DECK ALIGNMENT
The cutting deck should be properly set to obtain a good cut
NOTE
1
1
Damaged or bent blades must always be replaced;
The blades differ and are contra-rotating. When
4
When
1
2
For achieving good results from cutting, the front part
!
3
2
1
82004345/1
82004352/0
82004354/0
EN 41
Ø 18 mm
2
1
82004344/1
81004346/3
82004353/0