0478 111 9911 B - EN
11
NOTE
It is recommended to
replace the spring washer
8
following each removal of
the mowing blade
7
.
CAUTION
Risk of injury!
If, when pulling back, the
driving wheels are locked
when the drive lever is
not
actuated, the cable is
adjusted incorrectly and the
mower drive is permanently
activated.
The adjustment
must
be
repeated (if necessary,
contact
authorised
customer service
).
Mowing blade
maintenance
CAUTION
Risk of injury!
If you do not have the
necessary expertise or
auxiliary equipment, please
always
contact your dealer.
In the interests of safety,
always
use original VIKING
spare parts.
Maintenance interval:
Every 25 operating hours
If mowing results deteriorate
with time, the mowing blade is
probably blunt. The blade
must be re-sharpened or
replaced.
Release the
6=
blade fastening screws
using a 17 A/F spanner
and remove the
7=
mowing blade together
with the
8=
spring washer.
Risk of injury!
Always wear
gloves.
14
Removing the mowing
blade
The following points must be
observed when re-sharpening
the mowing blade:
•
Cool the mowing blade
when sharpening, e.g. with
water. The blade must not
be allowed to display blue
colouring, as this would
reduce its cutting quality.
•
Sharpen blades evenly to
prevent vibration due to
imbalance.
Sharpening the
mowing blades
Install the
7=
mowing blade with the
curved edges pointing
upwards.
Tighten
6=
blade fastening screw
together with
8=
spring washer with a
torque of
45 - 50 Nm
.
Risk of injury!
Always wear
gloves.
15
Installing the mowing
blade
CAUTION
Risk of injury!
Check blade for damage
before installing.
The blade must be replaced
if notches or cracks are
detected, or if the blades
are sharpened back by
5 mm (wear limit
X
).
When installing the
mowing blade, a torque
of
45 - 50 Nm
must be
stringently observed.
Combustion engine
Maintenance interval:
See engine instruction
manual
Observe the operating and
maintenance instructions
contained in the attached
engine instruction manual.
EN
FR
NL
IT
ES
PT
NO
SV
FI
DA
PL
HU
SR
HR
DE
