0478 201 8313 B - EN
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2 Wing blade
● Measure the blade width (B) at the 
upward-pointing curved edge of the 
wing blade.
Minimum blade width:
B=15mm
3 Wing blade (GHE 250)
● Measure the blade width (C) at the 
upward-pointing curved edge of the 
wing blade.
Minimum blade width:
C=19mm
4 Shredding blades (GHE 250)
● Measure the blade width (D) at the 
upward-pointing curved edge of the 
shredding blade.
Minimum blade width:
D=13mm
11.8 Reversing the blades
● Remove the blade set. (Ö 11.5)
● Unscrew bolts (1) and remove together 
with nuts (2).
● Remove blade (3) upwards.
● Clean the blade disc.
● Reverse blade (3) and place onto the 
blade disc with the sharp edge exposed 
and align the bores.
● Insert bolts (1) through the bores and 
screw on nuts (2). Tighten nuts (2) to 
10 Nm.
● Install the blade set. (Ö 11.6)
Blunt reversible blades can be 
reversed once. Always reverse 
both blades.