Parkside PBKS 53 A2 Consignes D'utilisation Et De Sécurité page 22

16. Troubleshooting
Fault
Then engine does not start
The engine starts up but does
not have full power.
The engine runs erratically
Sooty or damp spark plug
Possible cause
Incorrect start-up procedure
Contaminated air filter (33)
Wrong spark plug electrode gap
Incorrect carburettor setting
Remedy
Follow the instructions for starting
Clean the air filter (33)
Clean spark plug and adjust electrode gap or fit
new spark plug
Have the carburettor adjusted and, if necessary,
clean the spark plug or replace it with a new one
GB/IE/NI/CY/MT 17