Stopping The Engine; Self-Propulsion (Mb 443 T, Mb 448 T, Mb 448 Tx, Mb 448 Tc, Mb 448 Vc); Emptying The Grass Catcher Box; Maintenance - Viking MB 448 TX Instruction Manual

● Repeat the procedure until the engine
starts.

11.2 Stopping the engine

● To stop the engine, release the
motorstop lever (1).
Engine and mowing blade come to a
stop after a short run-down time.
11.3 Self-propulsion (MB 443 T,
MB 448 T, MB 448 TX,
MB 448 TC, MB 448 VC)
The lawn mowers MB 443 T,
MB 448 T, MB 448 TX, MB 448 TC and
MB 448 VC are equipped with self-
propulsion.
MB 443 T, MB 448 T, MB 448 TX,
MB 448 TC:
One forward drive speed (single-speed
gearbox)
MB 448 VC:
Continuously variable forward drive speed
when driving (Vario gearbox)
Switching on self-propulsion:
● Start the engine. ( 11.1)
● Pull self-propulsion lever (1) to the
handlebar and hold.
Self-propulsion is switched on and the
lawn mower moves forwards.
Avoid damage to the machine!
Always actuate the self-propulsion
lever fully (to the stop) in order to
prevent resultant damage to the
gearbox.
0478 111 9823 E - EN
Setting the drive speed (MB 448 VC):
Avoid damage to the machine!
Only actuate Vario drive lever (2)
when the engine is running.
● Increasing the driving speed:
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Push Vario drive lever (2)
forwards when driving.
● Reducing the driving speed:
Pull Vario drive lever (2)
rearwards when driving.
Switching off self-propulsion:
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● Release self-propulsion lever (1). Self-
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propulsion is switched off and the lawn
mower comes to a standstill. The
engine continues to run.
11.4 Emptying the grass catcher
box
Risk of injury!
For safety reasons, the engine
must be stopped before removing
the grass catcher box.
● Detach the grass catcher box. (
● Open the grass catcher box at the
tab (1). Fold up the upper part of the
grass catcher box (2) and hold. Fold the
grass catcher box rearwards and empty
the clippings.
● Close the grass catcher box.
● Attach the grass catcher box. (

12. Maintenance

12.1 General

Risk of injury!
Observe the safety instructions in
the section "For your safety" (
Annual service by the specialist dealer:
The lawn mower should be inspected once
annually by a specialist dealer. VIKING
recommends VIKING specialist dealers.

12.2 Engine

Maintenance interval:
See engine instruction manual.
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General information:
Observe the operating and maintenance
instructions contained in the attached
engine instruction manual.
To achieve a long service life, it is always
particularly important to maintain a
8.3)
sufficient level of oil and to change the oil
and air filter regularly.
The recommended oil change intervals as
well as information on engine oil and oil
capacities can also be found in the engine
instruction manual.
The cooling ribs must always be kept clean
8.3)
to ensure that the engine is adequately
cooled.
4.).
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