75
GB MT
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 mainte-
nance“)
Incorrectly adjusted carburet-
tor mix
Have the carburettor adjusted by a
specialist workshop
Engine starts but
equipment does
not run at full
power
Dirty air filter (
14)
Replace the air filter (see “cleaning
and maintenance“)
Incorrectly adjusted carburet-
tor mix
Have the carburettor adjusted by a
specialist workshop
Throttle (
26) not in the cor-
rect position
Throttle in position
(see
“operation”)
Engine splutters,
stops
Incorrectly adjusted carburet-
tor mix
Have the carburettor adjusted by a
specialist workshop
Sooted spark plug (
12)
Clean, adjust or replace the spark
plugs (see “cleaning and mainte-
nance“)
Engine over-
heats
Ventilation slot 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 op-
eration”)
Drive does not
switch on
Bowden cables (
4) misad-
justed
Have adjustment carried out by a
specialist workshop
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 or re-
placed by a specialist workshop
Blade blocked with grass,
grass collection box full, ejec-
tion channel blocked
Remove the grass (see “cleaning
and maintenance“)
Blade does not
turn
Blade blocked with grass
Remove the grass
Blade not installed correctly
Have the blade installed by a spe-
cialist workshop
Abnormal noises,
rattling or vibra-
tions
Blade not installed correctly
Have the blade installed by a spe-
cialist workshop
Blade damaged
