Instruction Manual

0478 670 9907 D - EN
42
18.1 REACH
REACH is an EC Directive for the
registration, evaluation, authorisation and
restriction of chemicals.
Information on compliance with the
REACH Directive (EC) No. 1907/2006 is
available from www.stihl.com/reach.
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 (Ö 10.1)
– Top up fuel; clean fuel line (Ö 7.3),
(@), (#)
– Place scarifying unit in transport
position (Ö 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 (@), (#)
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 (Ö 7.5)
– Clean scarifier housing (detach spark
plug socket!) (Ö 11.2)
– Set smaller working depth or reduce
pushing speed (Ö 7.6)
– Empty fuel tank, clean fuel line and
carburettor (@), (#)
– Clean fuel tank (@), (#)
– Clean air filter (@), (#)
– Clean spark plug (@), (#)
Fault:
Engine overheating
Possible cause:
– Oil level in engine too low
– Dirty cooling ribs
Remedy:
– Check oil level and change engine oil if
necessary (Ö 7.3)
– Clean cooling ribs (Ö 11.2)
Fault:
Excessive vibration during operation
Possible cause:
– Defective scarifying unit
– Loose engine mounting
Remedy:
– Check blades, blade shaft, spacer
bushings, fastening and bearings of
scarifying unit and repair if necessary
(Ö 11.3), (#)
– Tighten engine mounts (#)
Wheel diameter
(rear) 180 mm
Length 131 cm
Width 54 cm
Height 111 cm
Weight 33 kg
Sound emissions:
In accordance with 2000/14/EG / S.I.
2001/1701:
Guaranteed sound
power level L
WAd
94 dB(A)
Uncertainty K
WA
2 dB(A)
In accordance with EN 13684:
Sound pressure level
at workplace L
pA
81 dB(A)
Uncertainty K
pA
3 dB(A)
Hand-arm vibrations:
Specified vibration characteristic in
accordance with EN 12096:
Measured value a
hw
4,12 m/sec
2
Uncertainty K
hw
2,06 m/sec
2
Measurement in accordance with
EN 20643, EN 13684
19. Troubleshooting
# If necessary, contact a specialist
dealer; STIHL recommends STIHL
specialist dealers.
@ See engine instruction manual.