Viking ME 443 C [52/284] Troubleshooting
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Viking ME 443 C [52/284] Troubleshooting

Viking ME 443 C [52/284] Troubleshooting
0478 121 9920 C - EN
50
Fault:
Motor does not start
Possible cause:
– No mains voltage
– Connection cable, plug, plug connector
or switch defective
– Start button not pressed
– Motor is overloaded because the grass
is too tall or too wet
– Motor overload protection activated
– Mower housing is blocked
– Fuse in plug faulty (GB version)
Remedy:
– Check fuse (Ö 11.1)
– Check cable/plug/switch and replace if
necessary (Ö 11.1)
– Press start button (Ö 11.3)
– Do not switch on motor in high grass,
adapt cutting height (Ö 8.4)
– Allow machine to cool down (Ö 9.4)
– Clean mower housing (Ö 12.2)
– Replace fuse in plug (#)
Fault:
Frequently tripped mains fuse
Possible cause:
– Unsuitable electric cable
– Power overload
– Machine is overloaded due to mowing
grass which is too long or too wet
Remedy:
– Use suitable electric cable (Ö 11.1)
– Connect machine to another circuit
– Adapt cutting height and mowing speed
to mowing conditions (Ö 8.4)
Fault:
Excessive vibration during operation
Possible cause:
– Blade fastening screw is loose
– Blade is not balanced
Remedy:
– Tighten blade fastening screw (Ö 12.6)
– Re-sharpen (balance) or replace blade
(Ö 12.7)
Fault:
Poor cut, lawn turning yellow
Possible cause:
– mowing blade is blunt or worn,
– rate of feed is too high in relation to the
cutting height
Remedy:
– Re-sharpen or replace mowing blade
(Ö 12.7)
– Reduce rate of feed and/or select
correct cutting height (Ö 8.4)
Specified vibration characteristic in
accordance with EN 12096:
Measured value a
hw
1.40 m/sec²
Uncertainty K
hw
: 0.70 m/sec²
Measurement in accordance with
EN 20643
L/W/H: 138/49/107 cm
Weight: 20 kg
Weight (Great Brit-
ain only): 21 kg
ME 443.1 C:
In accordance with Directive 2000/14/EC:
Guaranteed sound
power level L
WAd
:96dB(A)
In accordance with Directive 2006/42/EC:
Sound pressure level
at workplace L
pA
82 dB(A)
Uncertainty K
pA
2 dB(A)
Specified vibration characteristic in
accordance with EN 12096:
Measured value a
hw
1.30 m/sec²
Uncertainty K
hw
: 0.65 m/sec²
Measurement in accordance with
EN 20643
L/W/H: 138/49/108 cm
Weight: 22 kg
ME 443.1:
20. Troubleshooting
# If necessary, contact a specialist
dealer; VIKING recommends VIKING
specialist dealers.

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