Technical Specifications; Troubleshooting - Viking LB 540 Instruction Manual

Guaranteed sound power level:
94 dB(A)
Langkampfen,
2017-01-02 (YYYY-MM-DD)
VIKING GmbH
Head of Design

18. Technical specifications

LB 540.1
Serial number 6290
Motor, design 4-stroke com-
bustion engine
Type Kohler XT675
Nominal output at 2,2 - 2800
nominal speed kW - rpm
Displacement 149 ccm
Fuel tank 1,4 l
Starter Rope start
Scarifying device 14 fixed vertical
blades
Scarifying blade
drive Permanent
Engine output speed 2800 rpm
Working width 38 cm
Working depth 6 levels, adjust-
ment range
25 mm
0478 670 9903 C - EN
Wheel diameter
(front) 180 mm
Wheel diameter
(rear) 180 mm
Length 131 cm
Width 54 cm
Height 111 cm
Weight 33 kg
Sound emissions:
In accordance with Directive 2000/14/EC:
Guaranteed sound
power level L 94 dB(A)
WAd
In accordance with Directive 2006/42/EC:
Sound pressure level
at workplace L 81 dB(A)
pA
Uncertainty K 2 dB(A)
pA
Hand-arm vibrations:
Specified vibration characteristic in
accordance with EN 12096:
Measured value a 4,12 m/sec
hw
Uncertainty K 2,06 m/sec
hw
Measurement in accordance with
EN 20643

19. Troubleshooting

If necessary, contact a specialist
dealer; VIKING recommends VIKING
specialist dealers.
@ See engine instruction manual.
Fault:
Engine not starting
Possible cause:
– Motorstop lever not pressed
– No fuel in tank; blocked fuel line
– Scarifying unit not in transport position
– Inferior, dirty or old fuel in tank
– Dirty air filter
– Spark plug socket detached from spark
plug; ignition lead not properly fastened
to socket
– Dirty or damaged spark plug; incorrect
electrode gap
Remedy:
– Press motorstop lever to handlebar and
hold ( 10.1)
– Top up fuel; clean fuel line (
(@), ( )
– Place scarifying unit in transport
position ( 7.5)
– Always use fresh, good quality fuel,
unleaded petrol; clean carburettor (@),
( )
– Clean air filter (@), ( )
– Connect spark plug socket; check
connection between ignition lead and
socket (@), ( )
– Clean or replace spark plug; adjust
electrode gap (@), ( )
2
2
Fault:
Starting problems or deteriorating engine
power
Possible cause:
– Scarifying unit not in transport position
– Blocked scarifier housing
– Mowing at an excessive working depth
or excessively fast pushing speed
– Water in fuel tank and carburettor;
blocked carburettor
– Contaminated fuel tank
– Dirty air filter
– Dirty spark plug
Remedy:
– Place scarifying unit in transport
position ( 7.5)
– Clean scarifier housing (detach spark
plug socket!) (
– Set smaller working depth or reduce
pushing speed (
7.3),
11.2)
7.6)
39