94
GB
Troubleshooting
Problem
Possible Cause
Fault Correction
Engine does not
start
Too little petrol in the tank
Fill with petrol
Incorrect starting sequence
Follow the instructions for starting the
engine (see ”operation“)
Spark plug connector (
12)
not put on correctly
Sooted spark plug
Attach the spark plug connector
Clean, adjust or replace the spark plug
(see “cleaning and maintenance“)
Incorrectly adjusted carburettor
mix
Have the carburettor adjusted by a spe
-
cialist workshop
Engine starts but
equipment does
not run at full
power
Dirty air filter (
10
)
Replace the air filter (see “cleaning and
maintenance“)
Incorrectly adjusted carburet
-
tor mix
Have the carburettor adjusted by a spe
-
cialist workshop
Engine splutters,
stops
Incorrectly adjusted carburet
-
tor mix
Have the carburettor adjusted by a spe
-
cialist workshop
Sooted spark plug (
12)
Clean, adjust or replace the spark plugs
(see “cleaning and maintenance“)
Engine overheats
Ventilation holes
( 7)
blocked
Clean the ventilation slot
Incorrect spark plug (
12)
Change the spark plug
Too little engine oil in the en-
gine
Fill with engine oil (see “initial operation”)
Engine smokes
Dirty air filter (
10)
Replace the air filter (see “Cleaning and
Maintenance”)
Too little engine oil in the engine
Fill with engine oil (see “initial operation”)
Output unsatis
-
factory or engine
labouring
Grass too short or too long
Change the cutting height (see “setting
the cutting height“)
Blade blunt
Have the blade sharpened by a special
-
ist workshop - see “Sharpening/replacing
the blade”
Blade blocked with grass, grass
collection box full, ejection
channel blocked
Remove the grass (see “cleaning and
maintenance“)
Blade does not
turn
Blade blocked with grass
Remove the grass
Blade not installed correctly
see “Sharpening/replacing the blade”
Abnormal noises,
rattling or vibra-
tions
Blade not installed correctly
see “Sharpening/replacing the blade”
Blade damaged