Gardena 300 C Manuale di istruzioni per l'uso - Pagina 5
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7. Troubleshooting
Fault
Abnormal Noises
Lawn is not cleanly cut
Adjusting the cutting
mechanism :
D
DANGER ! Cutting tool can cause injuries !
V Wear suitable work gloves when rectifying faults.
Possible Cause
Screws / components loose.
Foreign bodies on the blade.
Notch in the blade.
Blades are striking each other
too hard.
Blade adjustment incorrect.
Blade blunt.
Grass too long (e.g. after a
relatively long absence).
The cutting gear of your lawn mower was optimally adjusted be-
fore leaving our company. If, after longer use, a clean cut of the
grass is no longer possible or the blade roller contacts the lower
blade, then the lower blade should be adjusted as follows:
1. Unhook upright and clean cylinder mower.
2. Check cylinder
these with a grindstone if necessary.
B
3. Unscrew internal hexagon screws
wrench (5 mm) anticlockwise until the cylinder
4. Push the feeler gauge supplied (thin strip of metal)
A
between one blade
5. Tighten left internal hexagon screw
gon wrench (5 mm) until the feeler gauge
C
6. Continue turning the cylinder until the blade
adjusted on the left side, is exactly above the lower blade
on the right side.
7. Tighten the right internal hexagon screw
hexagon wrench (5 mm) until the feeler gauge
gently.
8. Rotate cylinder
open up the internal hexagon screw
affected.
When the cylinder and the lower blade can hardly be heard
touching each other, the cutting mechanism has been adjusted
B
correctly.
9. Cutting test:
Place a strip of paper
E
that it points towards the spindle of the cylinder
10. Turn cylinder
If the lower blade is set correctly
C
as if with scissors.
11. Repeat the cutting test on the other blades
Rectification
v Tighten screws.
v Remove foreign bodies.
v Remove notches with
grindstone.
v Adjust cutting mechanism.
v Adjust cutting mechanism.
v Regrind or replace blade.
v Cut lawn shorter with a
sickle.
B
C
and lower blade
D
B
on the cylinder and the lower blade
D
B
. If a banging noise is produced during this,
E
in such a way on the lower blade
B
carefully.
C
for notches and remove
with an internal hexagon
B
turns freely.
A
with an internal hexa-
A
is held gently.
B
, already
C
D
with an internal
A
is held
D
slightly on the side
B
.
the paper will be cut off
B
.
C
.
C
11