Viking MB 750 KS Instruction Manual Download

Page: 47 / 229

0478 111 9921 A - EN

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Observe the wear limits when
sharpening.

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Remove any sharpening burr.

2.9 Adjusting the gearshift

cable

Maintenance interval:
As required

The tension of the cable is adjusted
correctly at the factory.
Following lengthy use, the cable must be
adjusted if individual gears can no longer
be selected.

●

Loosen the lock nut (1) on the
underside of the handlebar and adjust
the cable via the nut (2).
The cable is correctly adjusted when all
three gears can be selected.

●

Tighten the lock nut (1).

0 Adjusting the self-

propulsion cable

Maintenance interval:
As required

The tension of the cable is adjusted
correctly at the factory.
Adjustment of the cable is necessary

– if, after a lengthy period of use, self-

propulsion does not engage when the
self-propulsion lever is actuated.

– if self-propulsion is not permanently

engaged. – This means that the lawn
mower automatically begins to move
when the recoil starter rope is pulled,
despite the self-propulsion lever not
being actuated.

Checking the cable tension:

●

3. Engage a gear and pull the recoil
starter rope:
The lawn mower is

not driven

●

Actuate and hold the self-propulsion
lever (1); pull the starter cable:
The lawn mower is

driven

Adjusting the cable:

●

Unscrew nut (1, left-hand thread) and
nut (2).

●

Turn the screw element (3) such that
self-propulsion begins when the self-
propulsion lever reaches approx. half its
travel.

●

Tighten nuts (1, 2).

Storage and periods of

inoperation (winter break)

Store the machine in a dry, locked, dust-
free place. Make sure that it is out of the
reach of children.

Any faults must be remedied prior to
storage. The machine must always be in a
safe operating condition.

Empty the fuel tank and carburettor prior to
storage (e.g. by running empty).

Also note the following points when storing
the machine for long periods (winter
break):

●

Clean all external parts of the machine
with care.

●

Thoroughly lubricate/grease all moving
parts.

●

Unscrew the spark plug (see engine
instruction manual) and pour approx.
3 cm³ of engine oil into the engine via
the spark plug hole. Turn the engine
several times with the spark plug
removed (pull the recoil starter rope).

●

Screw the spark plug back in (see
engine instruction manual).

●

Perform an oil change (see engine
instruction manual).

●

Cover the engine and store the
machine in the normal position.

Lawn clippings should be
composted and not disposed of
in household waste.

The machine, its packaging and
accessories are all produced

from recyclable materials and must be
disposed of accordingly.

By disposing of materials separately, and
in an environmentally friendly manner,
valuable resources can be re-used. For
this reason, the machine should be
disposed of for recycling at the end of its
useful life. Pay particular attention to the
information in the "Disposal" section
during disposal (

5.).

Risk of injury!

The self-propulsion cable must be
correctly adjusted before the
machine is operated.

Fire hazard!

Keep the spark plug socket away
from the spark plug hole due to the
danger of ignition.

3. Environmental protection